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namespace pituh {
#include <iostream>
}
 
 
int main() {
    pituh::std::cout << "Kukareku" << pituh::std::endl;
	return 0;
}

In file included from /usr/include/c++/8/bits/postypes.h:40,
                 from /usr/include/c++/8/iosfwd:40,
                 from /usr/include/c++/8/ios:38,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/c++/8/cwchar:64:11: error: ‘::mbstate_t’ has not been declared
   using ::mbstate_t;
           ^~~~~~~~~
/usr/include/c++/8/cwchar:139:11: error: ‘::wint_t’ has not been declared
   using ::wint_t;
           ^~~~~~
/usr/include/c++/8/cwchar:141:11: error: ‘::btowc’ has not been declared
   using ::btowc;
           ^~~~~
/usr/include/c++/8/cwchar:142:11: error: ‘::fgetwc’ has not been declared
   using ::fgetwc;
           ^~~~~~
/usr/include/c++/8/cwchar:143:11: error: ‘::fgetws’ has not been declared
   using ::fgetws;
           ^~~~~~
/usr/include/c++/8/cwchar:144:11: error: ‘::fputwc’ has not been declared
   using ::fputwc;
           ^~~~~~
/usr/include/c++/8/cwchar:145:11: error: ‘::fputws’ has not been declared
   using ::fputws;
           ^~~~~~
/usr/include/c++/8/cwchar:146:11: error: ‘::fwide’ has not been declared
   using ::fwide;
           ^~~~~
/usr/include/c++/8/cwchar:147:11: error: ‘::fwprintf’ has not been declared
   using ::fwprintf;
           ^~~~~~~~
/usr/include/c++/8/cwchar:148:11: error: ‘::fwscanf’ has not been declared
   using ::fwscanf;
           ^~~~~~~
/usr/include/c++/8/cwchar:149:11: error: ‘::getwc’ has not been declared
   using ::getwc;
           ^~~~~
/usr/include/c++/8/cwchar:150:11: error: ‘::getwchar’ has not been declared
   using ::getwchar;
           ^~~~~~~~
/usr/include/c++/8/cwchar:151:11: error: ‘::mbrlen’ has not been declared
   using ::mbrlen;
           ^~~~~~
/usr/include/c++/8/cwchar:152:11: error: ‘::mbrtowc’ has not been declared
   using ::mbrtowc;
           ^~~~~~~
/usr/include/c++/8/cwchar:153:11: error: ‘::mbsinit’ has not been declared
   using ::mbsinit;
           ^~~~~~~
/usr/include/c++/8/cwchar:154:11: error: ‘::mbsrtowcs’ has not been declared
   using ::mbsrtowcs;
           ^~~~~~~~~
/usr/include/c++/8/cwchar:155:11: error: ‘::putwc’ has not been declared
   using ::putwc;
           ^~~~~
/usr/include/c++/8/cwchar:156:11: error: ‘::putwchar’ has not been declared
   using ::putwchar;
           ^~~~~~~~
/usr/include/c++/8/cwchar:158:11: error: ‘::swprintf’ has not been declared
   using ::swprintf;
           ^~~~~~~~
/usr/include/c++/8/cwchar:160:11: error: ‘::swscanf’ has not been declared
   using ::swscanf;
           ^~~~~~~
/usr/include/c++/8/cwchar:161:11: error: ‘::ungetwc’ has not been declared
   using ::ungetwc;
           ^~~~~~~
/usr/include/c++/8/cwchar:162:11: error: ‘::vfwprintf’ has not been declared
   using ::vfwprintf;
           ^~~~~~~~~
/usr/include/c++/8/cwchar:164:11: error: ‘::vfwscanf’ has not been declared
   using ::vfwscanf;
           ^~~~~~~~
/usr/include/c++/8/cwchar:167:11: error: ‘::vswprintf’ has not been declared
   using ::vswprintf;
           ^~~~~~~~~
/usr/include/c++/8/cwchar:170:11: error: ‘::vswscanf’ has not been declared
   using ::vswscanf;
           ^~~~~~~~
/usr/include/c++/8/cwchar:172:11: error: ‘::vwprintf’ has not been declared
   using ::vwprintf;
           ^~~~~~~~
/usr/include/c++/8/cwchar:174:11: error: ‘::vwscanf’ has not been declared
   using ::vwscanf;
           ^~~~~~~
/usr/include/c++/8/cwchar:176:11: error: ‘::wcrtomb’ has not been declared
   using ::wcrtomb;
           ^~~~~~~
/usr/include/c++/8/cwchar:177:11: error: ‘::wcscat’ has not been declared
   using ::wcscat;
           ^~~~~~
/usr/include/c++/8/cwchar:178:11: error: ‘::wcscmp’ has not been declared
   using ::wcscmp;
           ^~~~~~
/usr/include/c++/8/cwchar:179:11: error: ‘::wcscoll’ has not been declared
   using ::wcscoll;
           ^~~~~~~
/usr/include/c++/8/cwchar:180:11: error: ‘::wcscpy’ has not been declared
   using ::wcscpy;
           ^~~~~~
/usr/include/c++/8/cwchar:181:11: error: ‘::wcscspn’ has not been declared
   using ::wcscspn;
           ^~~~~~~
/usr/include/c++/8/cwchar:182:11: error: ‘::wcsftime’ has not been declared
   using ::wcsftime;
           ^~~~~~~~
/usr/include/c++/8/cwchar:183:11: error: ‘::wcslen’ has not been declared
   using ::wcslen;
           ^~~~~~
/usr/include/c++/8/cwchar:184:11: error: ‘::wcsncat’ has not been declared
   using ::wcsncat;
           ^~~~~~~
/usr/include/c++/8/cwchar:185:11: error: ‘::wcsncmp’ has not been declared
   using ::wcsncmp;
           ^~~~~~~
/usr/include/c++/8/cwchar:186:11: error: ‘::wcsncpy’ has not been declared
   using ::wcsncpy;
           ^~~~~~~
/usr/include/c++/8/cwchar:187:11: error: ‘::wcsrtombs’ has not been declared
   using ::wcsrtombs;
           ^~~~~~~~~
/usr/include/c++/8/cwchar:188:11: error: ‘::wcsspn’ has not been declared
   using ::wcsspn;
           ^~~~~~
/usr/include/c++/8/cwchar:189:11: error: ‘::wcstod’ has not been declared
   using ::wcstod;
           ^~~~~~
/usr/include/c++/8/cwchar:191:11: error: ‘::wcstof’ has not been declared
   using ::wcstof;
           ^~~~~~
/usr/include/c++/8/cwchar:193:11: error: ‘::wcstok’ has not been declared
   using ::wcstok;
           ^~~~~~
/usr/include/c++/8/cwchar:194:11: error: ‘::wcstol’ has not been declared
   using ::wcstol;
           ^~~~~~
/usr/include/c++/8/cwchar:195:11: error: ‘::wcstoul’ has not been declared
   using ::wcstoul;
           ^~~~~~~
/usr/include/c++/8/cwchar:196:11: error: ‘::wcsxfrm’ has not been declared
   using ::wcsxfrm;
           ^~~~~~~
/usr/include/c++/8/cwchar:197:11: error: ‘::wctob’ has not been declared
   using ::wctob;
           ^~~~~
/usr/include/c++/8/cwchar:198:11: error: ‘::wmemcmp’ has not been declared
   using ::wmemcmp;
           ^~~~~~~
/usr/include/c++/8/cwchar:199:11: error: ‘::wmemcpy’ has not been declared
   using ::wmemcpy;
           ^~~~~~~
/usr/include/c++/8/cwchar:200:11: error: ‘::wmemmove’ has not been declared
   using ::wmemmove;
           ^~~~~~~~
/usr/include/c++/8/cwchar:201:11: error: ‘::wmemset’ has not been declared
   using ::wmemset;
           ^~~~~~~
/usr/include/c++/8/cwchar:202:11: error: ‘::wprintf’ has not been declared
   using ::wprintf;
           ^~~~~~~
/usr/include/c++/8/cwchar:203:11: error: ‘::wscanf’ has not been declared
   using ::wscanf;
           ^~~~~~
/usr/include/c++/8/cwchar:204:11: error: ‘::wcschr’ has not been declared
   using ::wcschr;
           ^~~~~~
/usr/include/c++/8/cwchar:205:11: error: ‘::wcspbrk’ has not been declared
   using ::wcspbrk;
           ^~~~~~~
/usr/include/c++/8/cwchar:206:11: error: ‘::wcsrchr’ has not been declared
   using ::wcsrchr;
           ^~~~~~~
/usr/include/c++/8/cwchar:207:11: error: ‘::wcsstr’ has not been declared
   using ::wcsstr;
           ^~~~~~
/usr/include/c++/8/cwchar:208:11: error: ‘::wmemchr’ has not been declared
   using ::wmemchr;
           ^~~~~~~
/usr/include/c++/8/cwchar:248:11: error: ‘::wcstold’ has not been declared
   using ::wcstold;
           ^~~~~~~
/usr/include/c++/8/cwchar:257:11: error: ‘::wcstoll’ has not been declared
   using ::wcstoll;
           ^~~~~~~
/usr/include/c++/8/cwchar:258:11: error: ‘::wcstoull’ has not been declared
   using ::wcstoull;
           ^~~~~~~~
/usr/include/c++/8/cwchar:264:11: error: ‘::__gnu_cxx’ has not been declared
   using ::__gnu_cxx::wcstold;
           ^~~~~~~~~
/usr/include/c++/8/cwchar:265:11: error: ‘::__gnu_cxx’ has not been declared
   using ::__gnu_cxx::wcstoll;
           ^~~~~~~~~
/usr/include/c++/8/cwchar:266:11: error: ‘::__gnu_cxx’ has not been declared
   using ::__gnu_cxx::wcstoull;
           ^~~~~~~~~
/usr/include/c++/8/cwchar:280:14: error: ‘pituh::std::wcstof’ has not been declared
   using std::wcstof;
              ^~~~~~
/usr/include/c++/8/cwchar:283:14: error: ‘pituh::std::vfwscanf’ has not been declared
   using std::vfwscanf;
              ^~~~~~~~
/usr/include/c++/8/cwchar:286:14: error: ‘pituh::std::vswscanf’ has not been declared
   using std::vswscanf;
              ^~~~~~~~
/usr/include/c++/8/cwchar:289:14: error: ‘pituh::std::vwscanf’ has not been declared
   using std::vwscanf;
              ^~~~~~~
/usr/include/c++/8/cwchar:293:14: error: ‘pituh::std::wcstold’ has not been declared
   using std::wcstold;
              ^~~~~~~
/usr/include/c++/8/cwchar:294:14: error: ‘pituh::std::wcstoll’ has not been declared
   using std::wcstoll;
              ^~~~~~~
/usr/include/c++/8/cwchar:295:14: error: ‘pituh::std::wcstoull’ has not been declared
   using std::wcstoull;
              ^~~~~~~~
In file included from /usr/include/c++/8/bits/exception_ptr.h:40,
                 from /usr/include/c++/8/exception:143,
                 from /usr/include/c++/8/ios:39,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/c++/8/new:121:41: error: ‘void* pituh::operator new(pituh::std::size_t)’ may not be declared within a namespace
   __attribute__((__externally_visible__));
                                         ^
/usr/include/c++/8/new:123:41: error: ‘void* pituh::operator new [](pituh::std::size_t)’ may not be declared within a namespace
   __attribute__((__externally_visible__));
                                         ^
/usr/include/c++/8/new:125:41: error: ‘void pituh::operator delete(void*)’ may not be declared within a namespace
   __attribute__((__externally_visible__));
                                         ^
/usr/include/c++/8/new:127:41: error: ‘void pituh::operator delete [](void*)’ may not be declared within a namespace
   __attribute__((__externally_visible__));
                                         ^
/usr/include/c++/8/new:130:41: error: ‘void pituh::operator delete(void*, pituh::std::size_t)’ may not be declared within a namespace
   __attribute__((__externally_visible__));
                                         ^
/usr/include/c++/8/new:132:41: error: ‘void pituh::operator delete [](void*, pituh::std::size_t)’ may not be declared within a namespace
   __attribute__((__externally_visible__));
                                         ^
/usr/include/c++/8/new:135:41: error: ‘void* pituh::operator new(pituh::std::size_t, const pituh::std::nothrow_t&)’ may not be declared within a namespace
   __attribute__((__externally_visible__));
                                         ^
/usr/include/c++/8/new:137:41: error: ‘void* pituh::operator new [](pituh::std::size_t, const pituh::std::nothrow_t&)’ may not be declared within a namespace
   __attribute__((__externally_visible__));
                                         ^
/usr/include/c++/8/new:139:41: error: ‘void pituh::operator delete(void*, const pituh::std::nothrow_t&)’ may not be declared within a namespace
   __attribute__((__externally_visible__));
                                         ^
/usr/include/c++/8/new:141:41: error: ‘void pituh::operator delete [](void*, const pituh::std::nothrow_t&)’ may not be declared within a namespace
   __attribute__((__externally_visible__));
                                         ^
In file included from /usr/include/c++/8/iostream:38,
                 from prog.cpp:2:
/usr/include/c++/8/new:168:51: error: ‘void* pituh::operator new(pituh::std::size_t, void*)’ may not be declared within a namespace
 inline void* operator new(std::size_t, void* __p) _GLIBCXX_USE_NOEXCEPT
                                                   ^~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/8/new:170:53: error: ‘void* pituh::operator new [](pituh::std::size_t, void*)’ may not be declared within a namespace
 inline void* operator new[](std::size_t, void* __p) _GLIBCXX_USE_NOEXCEPT
                                                     ^~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/8/new:174:45: error: ‘void pituh::operator delete(void*, void*)’ may not be declared within a namespace
 inline void operator delete  (void*, void*) _GLIBCXX_USE_NOEXCEPT { }
                                             ^~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/8/new:175:45: error: ‘void pituh::operator delete [](void*, void*)’ may not be declared within a namespace
 inline void operator delete[](void*, void*) _GLIBCXX_USE_NOEXCEPT { }
                                             ^~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/8/exception:143,
                 from /usr/include/c++/8/ios:39,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/c++/8/bits/exception_ptr.h: In function ‘pituh::std::__exception_ptr::exception_ptr pituh::std::make_exception_ptr(_Ex)’:
/usr/include/c++/8/bits/exception_ptr.h:184:45: error: must ‘#include <typeinfo>’ before using ‘typeid’
/usr/include/c++/8/bits/exception_ptr.h:41:1:
+#include <typeinfo>
 
/usr/include/c++/8/bits/exception_ptr.h:184:45:
    __e, const_cast<std::type_info*>(&typeid(__ex)),
                                             ^~~~
In file included from /usr/include/c++/8/ios:40,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/c++/8/bits/char_traits.h: At global scope:
/usr/include/c++/8/bits/char_traits.h:67:20: error: ‘mbstate_t’ in namespace ‘pituh::std’ does not name a type
       typedef std::mbstate_t  state_type;
                    ^~~~~~~~~
In file included from /usr/include/c++/8/bits/char_traits.h:503,
                 from /usr/include/c++/8/ios:40,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/c++/8/cstdint:48:11: error: ‘::int8_t’ has not been declared
   using ::int8_t;
           ^~~~~~
/usr/include/c++/8/cstdint:49:11: error: ‘::int16_t’ has not been declared
   using ::int16_t;
           ^~~~~~~
/usr/include/c++/8/cstdint:50:11: error: ‘::int32_t’ has not been declared
   using ::int32_t;
           ^~~~~~~
/usr/include/c++/8/cstdint:51:11: error: ‘::int64_t’ has not been declared
   using ::int64_t;
           ^~~~~~~
/usr/include/c++/8/cstdint:53:11: error: ‘::int_fast8_t’ has not been declared
   using ::int_fast8_t;
           ^~~~~~~~~~~
/usr/include/c++/8/cstdint:54:11: error: ‘::int_fast16_t’ has not been declared
   using ::int_fast16_t;
           ^~~~~~~~~~~~
/usr/include/c++/8/cstdint:55:11: error: ‘::int_fast32_t’ has not been declared
   using ::int_fast32_t;
           ^~~~~~~~~~~~
/usr/include/c++/8/cstdint:56:11: error: ‘::int_fast64_t’ has not been declared
   using ::int_fast64_t;
           ^~~~~~~~~~~~
/usr/include/c++/8/cstdint:58:11: error: ‘::int_least8_t’ has not been declared
   using ::int_least8_t;
           ^~~~~~~~~~~~
/usr/include/c++/8/cstdint:59:11: error: ‘::int_least16_t’ has not been declared
   using ::int_least16_t;
           ^~~~~~~~~~~~~
/usr/include/c++/8/cstdint:60:11: error: ‘::int_least32_t’ has not been declared
   using ::int_least32_t;
           ^~~~~~~~~~~~~
/usr/include/c++/8/cstdint:61:11: error: ‘::int_least64_t’ has not been declared
   using ::int_least64_t;
           ^~~~~~~~~~~~~
/usr/include/c++/8/cstdint:63:11: error: ‘::intmax_t’ has not been declared
   using ::intmax_t;
           ^~~~~~~~
/usr/include/c++/8/cstdint:64:11: error: ‘::intptr_t’ has not been declared
   using ::intptr_t;
           ^~~~~~~~
/usr/include/c++/8/cstdint:66:11: error: ‘::uint8_t’ has not been declared
   using ::uint8_t;
           ^~~~~~~
/usr/include/c++/8/cstdint:67:11: error: ‘::uint16_t’ has not been declared
   using ::uint16_t;
           ^~~~~~~~
/usr/include/c++/8/cstdint:68:11: error: ‘::uint32_t’ has not been declared
   using ::uint32_t;
           ^~~~~~~~
/usr/include/c++/8/cstdint:69:11: error: ‘::uint64_t’ has not been declared
   using ::uint64_t;
           ^~~~~~~~
/usr/include/c++/8/cstdint:71:11: error: ‘::uint_fast8_t’ has not been declared
   using ::uint_fast8_t;
           ^~~~~~~~~~~~
/usr/include/c++/8/cstdint:72:11: error: ‘::uint_fast16_t’ has not been declared
   using ::uint_fast16_t;
           ^~~~~~~~~~~~~
/usr/include/c++/8/cstdint:73:11: error: ‘::uint_fast32_t’ has not been declared
   using ::uint_fast32_t;
           ^~~~~~~~~~~~~
/usr/include/c++/8/cstdint:74:11: error: ‘::uint_fast64_t’ has not been declared
   using ::uint_fast64_t;
           ^~~~~~~~~~~~~
/usr/include/c++/8/cstdint:76:11: error: ‘::uint_least8_t’ has not been declared
   using ::uint_least8_t;
           ^~~~~~~~~~~~~
/usr/include/c++/8/cstdint:77:11: error: ‘::uint_least16_t’ has not been declared
   using ::uint_least16_t;
           ^~~~~~~~~~~~~~
/usr/include/c++/8/cstdint:78:11: error: ‘::uint_least32_t’ has not been declared
   using ::uint_least32_t;
           ^~~~~~~~~~~~~~
/usr/include/c++/8/cstdint:79:11: error: ‘::uint_least64_t’ has not been declared
   using ::uint_least64_t;
           ^~~~~~~~~~~~~~
/usr/include/c++/8/cstdint:81:11: error: ‘::uintmax_t’ has not been declared
   using ::uintmax_t;
           ^~~~~~~~~
/usr/include/c++/8/cstdint:82:11: error: ‘::uintptr_t’ has not been declared
   using ::uintptr_t;
           ^~~~~~~~~
In file included from /usr/include/x86_64-linux-gnu/c++/8/bits/c++locale.h:41,
                 from /usr/include/c++/8/bits/localefwd.h:40,
                 from /usr/include/c++/8/ios:41,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/c++/8/clocale:53:11: error: ‘::lconv’ has not been declared
   using ::lconv;
           ^~~~~
/usr/include/c++/8/clocale:54:11: error: ‘::setlocale’ has not been declared
   using ::setlocale;
           ^~~~~~~~~
/usr/include/c++/8/clocale:55:11: error: ‘::localeconv’ has not been declared
   using ::localeconv;
           ^~~~~~~~~~
In file included from /usr/include/c++/8/bits/localefwd.h:42,
                 from /usr/include/c++/8/ios:41,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/c++/8/cctype:64:11: error: ‘::isalnum’ has not been declared
   using ::isalnum;
           ^~~~~~~
/usr/include/c++/8/cctype:65:11: error: ‘::isalpha’ has not been declared
   using ::isalpha;
           ^~~~~~~
/usr/include/c++/8/cctype:66:11: error: ‘::iscntrl’ has not been declared
   using ::iscntrl;
           ^~~~~~~
/usr/include/c++/8/cctype:67:11: error: ‘::isdigit’ has not been declared
   using ::isdigit;
           ^~~~~~~
/usr/include/c++/8/cctype:68:11: error: ‘::isgraph’ has not been declared
   using ::isgraph;
           ^~~~~~~
/usr/include/c++/8/cctype:69:11: error: ‘::islower’ has not been declared
   using ::islower;
           ^~~~~~~
/usr/include/c++/8/cctype:70:11: error: ‘::isprint’ has not been declared
   using ::isprint;
           ^~~~~~~
/usr/include/c++/8/cctype:71:11: error: ‘::ispunct’ has not been declared
   using ::ispunct;
           ^~~~~~~
/usr/include/c++/8/cctype:72:11: error: ‘::isspace’ has not been declared
   using ::isspace;
           ^~~~~~~
/usr/include/c++/8/cctype:73:11: error: ‘::isupper’ has not been declared
   using ::isupper;
           ^~~~~~~
/usr/include/c++/8/cctype:74:11: error: ‘::isxdigit’ has not been declared
   using ::isxdigit;
           ^~~~~~~~
/usr/include/c++/8/cctype:75:11: error: ‘::tolower’ has not been declared
   using ::tolower;
           ^~~~~~~
/usr/include/c++/8/cctype:76:11: error: ‘::toupper’ has not been declared
   using ::toupper;
           ^~~~~~~
/usr/include/c++/8/cctype:87:11: error: ‘::isblank’ has not been declared
   using ::isblank;
           ^~~~~~~
In file included from /usr/include/c++/8/cstdlib:77,
                 from /usr/include/c++/8/ext/string_conversions.h:41,
                 from /usr/include/c++/8/bits/basic_string.h:6400,
                 from /usr/include/c++/8/string:52,
                 from /usr/include/c++/8/bits/locale_classes.h:40,
                 from /usr/include/c++/8/bits/ios_base.h:41,
                 from /usr/include/c++/8/ios:42,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/c++/8/bits/std_abs.h:52:11: error: ‘::abs’ has not been declared
   using ::abs;
           ^~~
In file included from /usr/include/c++/8/ext/string_conversions.h:41,
                 from /usr/include/c++/8/bits/basic_string.h:6400,
                 from /usr/include/c++/8/string:52,
                 from /usr/include/c++/8/bits/locale_classes.h:40,
                 from /usr/include/c++/8/bits/ios_base.h:41,
                 from /usr/include/c++/8/ios:42,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/c++/8/cstdlib:127:11: error: ‘::div_t’ has not been declared
   using ::div_t;
           ^~~~~
/usr/include/c++/8/cstdlib:128:11: error: ‘::ldiv_t’ has not been declared
   using ::ldiv_t;
           ^~~~~~
/usr/include/c++/8/cstdlib:130:11: error: ‘::abort’ has not been declared
   using ::abort;
           ^~~~~
/usr/include/c++/8/cstdlib:134:11: error: ‘::atexit’ has not been declared
   using ::atexit;
           ^~~~~~
/usr/include/c++/8/cstdlib:137:11: error: ‘::at_quick_exit’ has not been declared
   using ::at_quick_exit;
           ^~~~~~~~~~~~~
/usr/include/c++/8/cstdlib:140:11: error: ‘::atof’ has not been declared
   using ::atof;
           ^~~~
/usr/include/c++/8/cstdlib:141:11: error: ‘::atoi’ has not been declared
   using ::atoi;
           ^~~~
/usr/include/c++/8/cstdlib:142:11: error: ‘::atol’ has not been declared
   using ::atol;
           ^~~~
/usr/include/c++/8/cstdlib:143:11: error: ‘::bsearch’ has not been declared
   using ::bsearch;
           ^~~~~~~
/usr/include/c++/8/cstdlib:144:11: error: ‘::calloc’ has not been declared
   using ::calloc;
           ^~~~~~
/usr/include/c++/8/cstdlib:145:11: error: ‘::div’ has not been declared
   using ::div;
           ^~~
/usr/include/c++/8/cstdlib:146:11: error: ‘::exit’ has not been declared
   using ::exit;
           ^~~~
/usr/include/c++/8/cstdlib:147:11: error: ‘::free’ has not been declared
   using ::free;
           ^~~~
/usr/include/c++/8/cstdlib:148:11: error: ‘::getenv’ has not been declared
   using ::getenv;
           ^~~~~~
/usr/include/c++/8/cstdlib:149:11: error: ‘::labs’ has not been declared
   using ::labs;
           ^~~~
/usr/include/c++/8/cstdlib:150:11: error: ‘::ldiv’ has not been declared
   using ::ldiv;
           ^~~~
/usr/include/c++/8/cstdlib:151:11: error: ‘::malloc’ has not been declared
   using ::malloc;
           ^~~~~~
/usr/include/c++/8/cstdlib:153:11: error: ‘::mblen’ has not been declared
   using ::mblen;
           ^~~~~
/usr/include/c++/8/cstdlib:154:11: error: ‘::mbstowcs’ has not been declared
   using ::mbstowcs;
           ^~~~~~~~
/usr/include/c++/8/cstdlib:155:11: error: ‘::mbtowc’ has not been declared
   using ::mbtowc;
           ^~~~~~
/usr/include/c++/8/cstdlib:157:11: error: ‘::qsort’ has not been declared
   using ::qsort;
           ^~~~~
/usr/include/c++/8/cstdlib:160:11: error: ‘::quick_exit’ has not been declared
   using ::quick_exit;
           ^~~~~~~~~~
/usr/include/c++/8/cstdlib:163:11: error: ‘::rand’ has not been declared
   using ::rand;
           ^~~~
/usr/include/c++/8/cstdlib:164:11: error: ‘::realloc’ has not been declared
   using ::realloc;
           ^~~~~~~
/usr/include/c++/8/cstdlib:165:11: error: ‘::srand’ has not been declared
   using ::srand;
           ^~~~~
/usr/include/c++/8/cstdlib:166:11: error: ‘::strtod’ has not been declared
   using ::strtod;
           ^~~~~~
/usr/include/c++/8/cstdlib:167:11: error: ‘::strtol’ has not been declared
   using ::strtol;
           ^~~~~~
/usr/include/c++/8/cstdlib:168:11: error: ‘::strtoul’ has not been declared
   using ::strtoul;
           ^~~~~~~
/usr/include/c++/8/cstdlib:169:11: error: ‘::system’ has not been declared
   using ::system;
           ^~~~~~
/usr/include/c++/8/cstdlib:171:11: error: ‘::wcstombs’ has not been declared
   using ::wcstombs;
           ^~~~~~~~
/usr/include/c++/8/cstdlib:172:11: error: ‘::wctomb’ has not been declared
   using ::wctomb;
           ^~~~~~
/usr/include/c++/8/cstdlib:200:11: error: ‘::lldiv_t’ has not been declared
   using ::lldiv_t;
           ^~~~~~~
/usr/include/c++/8/cstdlib:206:11: error: ‘::_Exit’ has not been declared
   using ::_Exit;
           ^~~~~
/usr/include/c++/8/cstdlib:210:11: error: ‘::llabs’ has not been declared
   using ::llabs;
           ^~~~~
/usr/include/c++/8/cstdlib:216:11: error: ‘::lldiv’ has not been declared
   using ::lldiv;
           ^~~~~
/usr/include/c++/8/cstdlib:227:11: error: ‘::atoll’ has not been declared
   using ::atoll;
           ^~~~~
/usr/include/c++/8/cstdlib:228:11: error: ‘::strtoll’ has not been declared
   using ::strtoll;
           ^~~~~~~
/usr/include/c++/8/cstdlib:229:11: error: ‘::strtoull’ has not been declared
   using ::strtoull;
           ^~~~~~~~
/usr/include/c++/8/cstdlib:231:11: error: ‘::strtof’ has not been declared
   using ::strtof;
           ^~~~~~
/usr/include/c++/8/cstdlib:232:11: error: ‘::strtold’ has not been declared
   using ::strtold;
           ^~~~~~~
/usr/include/c++/8/cstdlib:240:11: error: ‘::__gnu_cxx’ has not been declared
   using ::__gnu_cxx::lldiv_t;
           ^~~~~~~~~
/usr/include/c++/8/cstdlib:242:11: error: ‘::__gnu_cxx’ has not been declared
   using ::__gnu_cxx::_Exit;
           ^~~~~~~~~
/usr/include/c++/8/cstdlib:244:11: error: ‘::__gnu_cxx’ has not been declared
   using ::__gnu_cxx::llabs;
           ^~~~~~~~~
/usr/include/c++/8/cstdlib:245:11: error: ‘::__gnu_cxx’ has not been declared
   using ::__gnu_cxx::div;
           ^~~~~~~~~
/usr/include/c++/8/cstdlib:246:11: error: ‘::__gnu_cxx’ has not been declared
   using ::__gnu_cxx::lldiv;
           ^~~~~~~~~
/usr/include/c++/8/cstdlib:248:11: error: ‘::__gnu_cxx’ has not been declared
   using ::__gnu_cxx::atoll;
           ^~~~~~~~~
/usr/include/c++/8/cstdlib:249:11: error: ‘::__gnu_cxx’ has not been declared
   using ::__gnu_cxx::strtof;
           ^~~~~~~~~
/usr/include/c++/8/cstdlib:250:11: error: ‘::__gnu_cxx’ has not been declared
   using ::__gnu_cxx::strtoll;
           ^~~~~~~~~
/usr/include/c++/8/cstdlib:251:11: error: ‘::__gnu_cxx’ has not been declared
   using ::__gnu_cxx::strtoull;
           ^~~~~~~~~
/usr/include/c++/8/cstdlib:252:11: error: ‘::__gnu_cxx’ has not been declared
   using ::__gnu_cxx::strtold;
           ^~~~~~~~~
In file included from /usr/include/c++/8/ext/string_conversions.h:43,
                 from /usr/include/c++/8/bits/basic_string.h:6400,
                 from /usr/include/c++/8/string:52,
                 from /usr/include/c++/8/bits/locale_classes.h:40,
                 from /usr/include/c++/8/bits/ios_base.h:41,
                 from /usr/include/c++/8/ios:42,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/c++/8/cstdio:98:11: error: ‘::FILE’ has not been declared
   using ::FILE;
           ^~~~
/usr/include/c++/8/cstdio:99:11: error: ‘::fpos_t’ has not been declared
   using ::fpos_t;
           ^~~~~~
/usr/include/c++/8/cstdio:101:11: error: ‘::clearerr’ has not been declared
   using ::clearerr;
           ^~~~~~~~
/usr/include/c++/8/cstdio:102:11: error: ‘::fclose’ has not been declared
   using ::fclose;
           ^~~~~~
/usr/include/c++/8/cstdio:103:11: error: ‘::feof’ has not been declared
   using ::feof;
           ^~~~
/usr/include/c++/8/cstdio:104:11: error: ‘::ferror’ has not been declared
   using ::ferror;
           ^~~~~~
/usr/include/c++/8/cstdio:105:11: error: ‘::fflush’ has not been declared
   using ::fflush;
           ^~~~~~
/usr/include/c++/8/cstdio:106:11: error: ‘::fgetc’ has not been declared
   using ::fgetc;
           ^~~~~
/usr/include/c++/8/cstdio:107:11: error: ‘::fgetpos’ has not been declared
   using ::fgetpos;
           ^~~~~~~
/usr/include/c++/8/cstdio:108:11: error: ‘::fgets’ has not been declared
   using ::fgets;
           ^~~~~
/usr/include/c++/8/cstdio:109:11: error: ‘::fopen’ has not been declared
   using ::fopen;
           ^~~~~
/usr/include/c++/8/cstdio:110:11: error: ‘::fprintf’ has not been declared
   using ::fprintf;
           ^~~~~~~
/usr/include/c++/8/cstdio:111:11: error: ‘::fputc’ has not been declared
   using ::fputc;
           ^~~~~
/usr/include/c++/8/cstdio:112:11: error: ‘::fputs’ has not been declared
   using ::fputs;
           ^~~~~
/usr/include/c++/8/cstdio:113:11: error: ‘::fread’ has not been declared
   using ::fread;
           ^~~~~
/usr/include/c++/8/cstdio:114:11: error: ‘::freopen’ has not been declared
   using ::freopen;
           ^~~~~~~
/usr/include/c++/8/cstdio:115:11: error: ‘::fscanf’ has not been declared
   using ::fscanf;
           ^~~~~~
/usr/include/c++/8/cstdio:116:11: error: ‘::fseek’ has not been declared
   using ::fseek;
           ^~~~~
/usr/include/c++/8/cstdio:117:11: error: ‘::fsetpos’ has not been declared
   using ::fsetpos;
           ^~~~~~~
/usr/include/c++/8/cstdio:118:11: error: ‘::ftell’ has not been declared
   using ::ftell;
           ^~~~~
/usr/include/c++/8/cstdio:119:11: error: ‘::fwrite’ has not been declared
   using ::fwrite;
           ^~~~~~
/usr/include/c++/8/cstdio:120:11: error: ‘::getc’ has not been declared
   using ::getc;
           ^~~~
/usr/include/c++/8/cstdio:121:11: error: ‘::getchar’ has not been declared
   using ::getchar;
           ^~~~~~~
/usr/include/c++/8/cstdio:126:11: error: ‘::perror’ has not been declared
   using ::perror;
           ^~~~~~
/usr/include/c++/8/cstdio:127:11: error: ‘::printf’ has not been declared
   using ::printf;
           ^~~~~~
/usr/include/c++/8/cstdio:128:11: error: ‘::putc’ has not been declared
   using ::putc;
           ^~~~
/usr/include/c++/8/cstdio:129:11: error: ‘::putchar’ has not been declared
   using ::putchar;
           ^~~~~~~
/usr/include/c++/8/cstdio:130:11: error: ‘::puts’ has not been declared
   using ::puts;
           ^~~~
/usr/include/c++/8/cstdio:131:11: error: ‘::remove’ has not been declared
   using ::remove;
           ^~~~~~
/usr/include/c++/8/cstdio:132:11: error: ‘::rename’ has not been declared
   using ::rename;
           ^~~~~~
/usr/include/c++/8/cstdio:133:11: error: ‘::rewind’ has not been declared
   using ::rewind;
           ^~~~~~
/usr/include/c++/8/cstdio:134:11: error: ‘::scanf’ has not been declared
   using ::scanf;
           ^~~~~
/usr/include/c++/8/cstdio:135:11: error: ‘::setbuf’ has not been declared
   using ::setbuf;
           ^~~~~~
/usr/include/c++/8/cstdio:136:11: error: ‘::setvbuf’ has not been declared
   using ::setvbuf;
           ^~~~~~~
/usr/include/c++/8/cstdio:137:11: error: ‘::sprintf’ has not been declared
   using ::sprintf;
           ^~~~~~~
/usr/include/c++/8/cstdio:138:11: error: ‘::sscanf’ has not been declared
   using ::sscanf;
           ^~~~~~
/usr/include/c++/8/cstdio:139:11: error: ‘::tmpfile’ has not been declared
   using ::tmpfile;
           ^~~~~~~
/usr/include/c++/8/cstdio:141:11: error: ‘::tmpnam’ has not been declared
   using ::tmpnam;
           ^~~~~~
/usr/include/c++/8/cstdio:143:11: error: ‘::ungetc’ has not been declared
   using ::ungetc;
           ^~~~~~
/usr/include/c++/8/cstdio:144:11: error: ‘::vfprintf’ has not been declared
   using ::vfprintf;
           ^~~~~~~~
/usr/include/c++/8/cstdio:145:11: error: ‘::vprintf’ has not been declared
   using ::vprintf;
           ^~~~~~~
/usr/include/c++/8/cstdio:146:11: error: ‘::vsprintf’ has not been declared
   using ::vsprintf;
           ^~~~~~~~
/usr/include/c++/8/cstdio:175:11: error: ‘::snprintf’ has not been declared
   using ::snprintf;
           ^~~~~~~~
/usr/include/c++/8/cstdio:176:11: error: ‘::vfscanf’ has not been declared
   using ::vfscanf;
           ^~~~~~~
/usr/include/c++/8/cstdio:177:11: error: ‘::vscanf’ has not been declared
   using ::vscanf;
           ^~~~~~
/usr/include/c++/8/cstdio:178:11: error: ‘::vsnprintf’ has not been declared
   using ::vsnprintf;
           ^~~~~~~~~
/usr/include/c++/8/cstdio:179:11: error: ‘::vsscanf’ has not been declared
   using ::vsscanf;
           ^~~~~~~
/usr/include/c++/8/cstdio:185:11: error: ‘::__gnu_cxx’ has not been declared
   using ::__gnu_cxx::snprintf;
           ^~~~~~~~~
/usr/include/c++/8/cstdio:186:11: error: ‘::__gnu_cxx’ has not been declared
   using ::__gnu_cxx::vfscanf;
           ^~~~~~~~~
/usr/include/c++/8/cstdio:187:11: error: ‘::__gnu_cxx’ has not been declared
   using ::__gnu_cxx::vscanf;
           ^~~~~~~~~
/usr/include/c++/8/cstdio:188:11: error: ‘::__gnu_cxx’ has not been declared
   using ::__gnu_cxx::vsnprintf;
           ^~~~~~~~~
/usr/include/c++/8/cstdio:189:11: error: ‘::__gnu_cxx’ has not been declared
   using ::__gnu_cxx::vsscanf;
           ^~~~~~~~~
In file included from /usr/include/c++/8/string:52,
                 from /usr/include/c++/8/bits/locale_classes.h:40,
                 from /usr/include/c++/8/bits/ios_base.h:41,
                 from /usr/include/c++/8/ios:42,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/c++/8/bits/basic_string.h: In function ‘int pituh::std::__cxx11::stoi(const string&, pituh::std::size_t*, int)’:
/usr/include/c++/8/bits/basic_string.h:6411:47: error: ‘strtol’ is not a member of ‘pituh::std’
   { return __gnu_cxx::__stoa<long, int>(&std::strtol, "stoi", __str.c_str(),
                                               ^~~~~~
/usr/include/c++/8/bits/basic_string.h:6411:47: note: suggested alternative:
In file included from /usr/include/c++/8/cstdlib:75,
                 from /usr/include/c++/8/ext/string_conversions.h:41,
                 from /usr/include/c++/8/bits/basic_string.h:6400,
                 from /usr/include/c++/8/string:52,
                 from /usr/include/c++/8/bits/locale_classes.h:40,
                 from /usr/include/c++/8/bits/ios_base.h:41,
                 from /usr/include/c++/8/ios:42,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/stdlib.h:176:17: note:   ‘pituh::strtol’
 extern long int strtol (const char *__restrict __nptr,
                 ^~~~~~
In file included from /usr/include/c++/8/string:52,
                 from /usr/include/c++/8/bits/locale_classes.h:40,
                 from /usr/include/c++/8/bits/ios_base.h:41,
                 from /usr/include/c++/8/ios:42,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/c++/8/bits/basic_string.h: In function ‘long int pituh::std::__cxx11::stol(const string&, pituh::std::size_t*, int)’:
/usr/include/c++/8/bits/basic_string.h:6416:36: error: ‘strtol’ is not a member of ‘pituh::std’
   { return __gnu_cxx::__stoa(&std::strtol, "stol", __str.c_str(),
                                    ^~~~~~
/usr/include/c++/8/bits/basic_string.h:6416:36: note: suggested alternative:
In file included from /usr/include/c++/8/cstdlib:75,
                 from /usr/include/c++/8/ext/string_conversions.h:41,
                 from /usr/include/c++/8/bits/basic_string.h:6400,
                 from /usr/include/c++/8/string:52,
                 from /usr/include/c++/8/bits/locale_classes.h:40,
                 from /usr/include/c++/8/bits/ios_base.h:41,
                 from /usr/include/c++/8/ios:42,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/stdlib.h:176:17: note:   ‘pituh::strtol’
 extern long int strtol (const char *__restrict __nptr,
                 ^~~~~~
In file included from /usr/include/c++/8/string:52,
                 from /usr/include/c++/8/bits/locale_classes.h:40,
                 from /usr/include/c++/8/bits/ios_base.h:41,
                 from /usr/include/c++/8/ios:42,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/c++/8/bits/basic_string.h: In function ‘long unsigned int pituh::std::__cxx11::stoul(const string&, pituh::std::size_t*, int)’:
/usr/include/c++/8/bits/basic_string.h:6421:36: error: ‘strtoul’ is not a member of ‘pituh::std’
   { return __gnu_cxx::__stoa(&std::strtoul, "stoul", __str.c_str(),
                                    ^~~~~~~
/usr/include/c++/8/bits/basic_string.h:6421:36: note: suggested alternative:
In file included from /usr/include/c++/8/cstdlib:75,
                 from /usr/include/c++/8/ext/string_conversions.h:41,
                 from /usr/include/c++/8/bits/basic_string.h:6400,
                 from /usr/include/c++/8/string:52,
                 from /usr/include/c++/8/bits/locale_classes.h:40,
                 from /usr/include/c++/8/bits/ios_base.h:41,
                 from /usr/include/c++/8/ios:42,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/stdlib.h:180:26: note:   ‘pituh::strtoul’
 extern unsigned long int strtoul (const char *__restrict __nptr,
                          ^~~~~~~
In file included from /usr/include/c++/8/string:52,
                 from /usr/include/c++/8/bits/locale_classes.h:40,
                 from /usr/include/c++/8/bits/ios_base.h:41,
                 from /usr/include/c++/8/ios:42,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/c++/8/bits/basic_string.h: In function ‘long long int pituh::std::__cxx11::stoll(const string&, pituh::std::size_t*, int)’:
/usr/include/c++/8/bits/basic_string.h:6426:36: error: ‘strtoll’ is not a member of ‘pituh::std’
   { return __gnu_cxx::__stoa(&std::strtoll, "stoll", __str.c_str(),
                                    ^~~~~~~
/usr/include/c++/8/bits/basic_string.h:6426:36: note: suggested alternative:
In file included from /usr/include/c++/8/cstdlib:75,
                 from /usr/include/c++/8/ext/string_conversions.h:41,
                 from /usr/include/c++/8/bits/basic_string.h:6400,
                 from /usr/include/c++/8/string:52,
                 from /usr/include/c++/8/bits/locale_classes.h:40,
                 from /usr/include/c++/8/bits/ios_base.h:41,
                 from /usr/include/c++/8/ios:42,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/stdlib.h:200:22: note:   ‘pituh::strtoll’
 extern long long int strtoll (const char *__restrict __nptr,
                      ^~~~~~~
In file included from /usr/include/c++/8/string:52,
                 from /usr/include/c++/8/bits/locale_classes.h:40,
                 from /usr/include/c++/8/bits/ios_base.h:41,
                 from /usr/include/c++/8/ios:42,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/c++/8/bits/basic_string.h: In function ‘long long unsigned int pituh::std::__cxx11::stoull(const string&, pituh::std::size_t*, int)’:
/usr/include/c++/8/bits/basic_string.h:6431:36: error: ‘strtoull’ is not a member of ‘pituh::std’
   { return __gnu_cxx::__stoa(&std::strtoull, "stoull", __str.c_str(),
                                    ^~~~~~~~
/usr/include/c++/8/bits/basic_string.h:6431:36: note: suggested alternative:
In file included from /usr/include/c++/8/cstdlib:75,
                 from /usr/include/c++/8/ext/string_conversions.h:41,
                 from /usr/include/c++/8/bits/basic_string.h:6400,
                 from /usr/include/c++/8/string:52,
                 from /usr/include/c++/8/bits/locale_classes.h:40,
                 from /usr/include/c++/8/bits/ios_base.h:41,
                 from /usr/include/c++/8/ios:42,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/stdlib.h:205:31: note:   ‘pituh::strtoull’
 extern unsigned long long int strtoull (const char *__restrict __nptr,
                               ^~~~~~~~
In file included from /usr/include/c++/8/string:52,
                 from /usr/include/c++/8/bits/locale_classes.h:40,
                 from /usr/include/c++/8/bits/ios_base.h:41,
                 from /usr/include/c++/8/ios:42,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/c++/8/bits/basic_string.h: In function ‘float pituh::std::__cxx11::stof(const string&, pituh::std::size_t*)’:
/usr/include/c++/8/bits/basic_string.h:6437:36: error: ‘strtof’ is not a member of ‘pituh::std’
   { return __gnu_cxx::__stoa(&std::strtof, "stof", __str.c_str(), __idx); }
                                    ^~~~~~
/usr/include/c++/8/bits/basic_string.h:6437:36: note: suggested alternative: ‘iterator’
   { return __gnu_cxx::__stoa(&std::strtof, "stof", __str.c_str(), __idx); }
                                    ^~~~~~
                                    iterator
/usr/include/c++/8/bits/basic_string.h: In function ‘double pituh::std::__cxx11::stod(const string&, pituh::std::size_t*)’:
/usr/include/c++/8/bits/basic_string.h:6441:36: error: ‘strtod’ is not a member of ‘pituh::std’
   { return __gnu_cxx::__stoa(&std::strtod, "stod", __str.c_str(), __idx); }
                                    ^~~~~~
/usr/include/c++/8/bits/basic_string.h:6441:36: note: suggested alternative:
In file included from /usr/include/c++/8/cstdlib:75,
                 from /usr/include/c++/8/ext/string_conversions.h:41,
                 from /usr/include/c++/8/bits/basic_string.h:6400,
                 from /usr/include/c++/8/string:52,
                 from /usr/include/c++/8/bits/locale_classes.h:40,
                 from /usr/include/c++/8/bits/ios_base.h:41,
                 from /usr/include/c++/8/ios:42,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/stdlib.h:117:15: note:   ‘pituh::strtod’
 extern double strtod (const char *__restrict __nptr,
               ^~~~~~
In file included from /usr/include/c++/8/string:52,
                 from /usr/include/c++/8/bits/locale_classes.h:40,
                 from /usr/include/c++/8/bits/ios_base.h:41,
                 from /usr/include/c++/8/ios:42,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/c++/8/bits/basic_string.h: In function ‘long double pituh::std::__cxx11::stold(const string&, pituh::std::size_t*)’:
/usr/include/c++/8/bits/basic_string.h:6445:36: error: ‘strtold’ is not a member of ‘pituh::std’
   { return __gnu_cxx::__stoa(&std::strtold, "stold", __str.c_str(), __idx); }
                                    ^~~~~~~
/usr/include/c++/8/bits/basic_string.h:6445:36: note: suggested alternative:
In file included from /usr/include/c++/8/cstdlib:75,
                 from /usr/include/c++/8/ext/string_conversions.h:41,
                 from /usr/include/c++/8/bits/basic_string.h:6400,
                 from /usr/include/c++/8/string:52,
                 from /usr/include/c++/8/bits/locale_classes.h:40,
                 from /usr/include/c++/8/bits/ios_base.h:41,
                 from /usr/include/c++/8/ios:42,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/stdlib.h:126:20: note:   ‘pituh::strtold’
 extern long double strtold (const char *__restrict __nptr,
                    ^~~~~~~
In file included from /usr/include/c++/8/string:52,
                 from /usr/include/c++/8/bits/locale_classes.h:40,
                 from /usr/include/c++/8/bits/ios_base.h:41,
                 from /usr/include/c++/8/ios:42,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/c++/8/bits/basic_string.h: In function ‘pituh::std::__cxx11::string pituh::std::__cxx11::to_string(int)’:
/usr/include/c++/8/bits/basic_string.h:6454:50: error: ‘vsnprintf’ is not a member of ‘pituh::std’
   { return __gnu_cxx::__to_xstring<string>(&std::vsnprintf, 4 * sizeof(int),
                                                  ^~~~~~~~~
/usr/include/c++/8/bits/basic_string.h:6454:50: note: suggested alternative: ‘isprint’
   { return __gnu_cxx::__to_xstring<string>(&std::vsnprintf, 4 * sizeof(int),
                                                  ^~~~~~~~~
                                                  isprint
/usr/include/c++/8/bits/basic_string.h: In function ‘pituh::std::__cxx11::string pituh::std::__cxx11::to_string(unsigned int)’:
/usr/include/c++/8/bits/basic_string.h:6459:50: error: ‘vsnprintf’ is not a member of ‘pituh::std’
   { return __gnu_cxx::__to_xstring<string>(&std::vsnprintf,
                                                  ^~~~~~~~~
/usr/include/c++/8/bits/basic_string.h:6459:50: note: suggested alternative: ‘isprint’
   { return __gnu_cxx::__to_xstring<string>(&std::vsnprintf,
                                                  ^~~~~~~~~
                                                  isprint
/usr/include/c++/8/bits/basic_string.h: In function ‘pituh::std::__cxx11::string pituh::std::__cxx11::to_string(long int)’:
/usr/include/c++/8/bits/basic_string.h:6465:50: error: ‘vsnprintf’ is not a member of ‘pituh::std’
   { return __gnu_cxx::__to_xstring<string>(&std::vsnprintf, 4 * sizeof(long),
                                                  ^~~~~~~~~
/usr/include/c++/8/bits/basic_string.h:6465:50: note: suggested alternative: ‘isprint’
   { return __gnu_cxx::__to_xstring<string>(&std::vsnprintf, 4 * sizeof(long),
                                                  ^~~~~~~~~
                                                  isprint
/usr/include/c++/8/bits/basic_string.h: In function ‘pituh::std::__cxx11::string pituh::std::__cxx11::to_string(long unsigned int)’:
/usr/include/c++/8/bits/basic_string.h:6470:50: error: ‘vsnprintf’ is not a member of ‘pituh::std’
   { return __gnu_cxx::__to_xstring<string>(&std::vsnprintf,
                                                  ^~~~~~~~~
/usr/include/c++/8/bits/basic_string.h:6470:50: note: suggested alternative: ‘isprint’
   { return __gnu_cxx::__to_xstring<string>(&std::vsnprintf,
                                                  ^~~~~~~~~
                                                  isprint
/usr/include/c++/8/bits/basic_string.h: In function ‘pituh::std::__cxx11::string pituh::std::__cxx11::to_string(long long int)’:
/usr/include/c++/8/bits/basic_string.h:6476:50: error: ‘vsnprintf’ is not a member of ‘pituh::std’
   { return __gnu_cxx::__to_xstring<string>(&std::vsnprintf,
                                                  ^~~~~~~~~
/usr/include/c++/8/bits/basic_string.h:6476:50: note: suggested alternative: ‘isprint’
   { return __gnu_cxx::__to_xstring<string>(&std::vsnprintf,
                                                  ^~~~~~~~~
                                                  isprint
/usr/include/c++/8/bits/basic_string.h: In function ‘pituh::std::__cxx11::string pituh::std::__cxx11::to_string(long long unsigned int)’:
/usr/include/c++/8/bits/basic_string.h:6482:50: error: ‘vsnprintf’ is not a member of ‘pituh::std’
   { return __gnu_cxx::__to_xstring<string>(&std::vsnprintf,
                                                  ^~~~~~~~~
/usr/include/c++/8/bits/basic_string.h:6482:50: note: suggested alternative: ‘isprint’
   { return __gnu_cxx::__to_xstring<string>(&std::vsnprintf,
                                                  ^~~~~~~~~
                                                  isprint
/usr/include/c++/8/bits/basic_string.h: In function ‘pituh::std::__cxx11::string pituh::std::__cxx11::to_string(float)’:
/usr/include/c++/8/bits/basic_string.h:6491:50: error: ‘vsnprintf’ is not a member of ‘pituh::std’
     return __gnu_cxx::__to_xstring<string>(&std::vsnprintf, __n,
                                                  ^~~~~~~~~
/usr/include/c++/8/bits/basic_string.h:6491:50: note: suggested alternative: ‘isprint’
     return __gnu_cxx::__to_xstring<string>(&std::vsnprintf, __n,
                                                  ^~~~~~~~~
                                                  isprint
/usr/include/c++/8/bits/basic_string.h: In function ‘pituh::std::__cxx11::string pituh::std::__cxx11::to_string(double)’:
/usr/include/c++/8/bits/basic_string.h:6500:50: error: ‘vsnprintf’ is not a member of ‘pituh::std’
     return __gnu_cxx::__to_xstring<string>(&std::vsnprintf, __n,
                                                  ^~~~~~~~~
/usr/include/c++/8/bits/basic_string.h:6500:50: note: suggested alternative: ‘isprint’
     return __gnu_cxx::__to_xstring<string>(&std::vsnprintf, __n,
                                                  ^~~~~~~~~
                                                  isprint
/usr/include/c++/8/bits/basic_string.h: In function ‘pituh::std::__cxx11::string pituh::std::__cxx11::to_string(long double)’:
/usr/include/c++/8/bits/basic_string.h:6509:50: error: ‘vsnprintf’ is not a member of ‘pituh::std’
     return __gnu_cxx::__to_xstring<string>(&std::vsnprintf, __n,
                                                  ^~~~~~~~~
/usr/include/c++/8/bits/basic_string.h:6509:50: note: suggested alternative: ‘isprint’
     return __gnu_cxx::__to_xstring<string>(&std::vsnprintf, __n,
                                                  ^~~~~~~~~
                                                  isprint
/usr/include/c++/8/bits/basic_string.h: In function ‘int pituh::std::__cxx11::stoi(const wstring&, pituh::std::size_t*, int)’:
/usr/include/c++/8/bits/basic_string.h:6517:47: error: ‘wcstol’ is not a member of ‘pituh::std’
   { return __gnu_cxx::__stoa<long, int>(&std::wcstol, "stoi", __str.c_str(),
                                               ^~~~~~
/usr/include/c++/8/bits/basic_string.h:6517:47: note: suggested alternative:
In file included from /usr/include/c++/8/cwchar:44,
                 from /usr/include/c++/8/bits/postypes.h:40,
                 from /usr/include/c++/8/iosfwd:40,
                 from /usr/include/c++/8/ios:38,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/wchar.h:428:17: note:   ‘pituh::wcstol’
 extern long int wcstol (const wchar_t *__restrict __nptr,
                 ^~~~~~
In file included from /usr/include/c++/8/string:52,
                 from /usr/include/c++/8/bits/locale_classes.h:40,
                 from /usr/include/c++/8/bits/ios_base.h:41,
                 from /usr/include/c++/8/ios:42,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/c++/8/bits/basic_string.h: In function ‘long int pituh::std::__cxx11::stol(const wstring&, pituh::std::size_t*, int)’:
/usr/include/c++/8/bits/basic_string.h:6522:36: error: ‘wcstol’ is not a member of ‘pituh::std’
   { return __gnu_cxx::__stoa(&std::wcstol, "stol", __str.c_str(),
                                    ^~~~~~
/usr/include/c++/8/bits/basic_string.h:6522:36: note: suggested alternative:
In file included from /usr/include/c++/8/cwchar:44,
                 from /usr/include/c++/8/bits/postypes.h:40,
                 from /usr/include/c++/8/iosfwd:40,
                 from /usr/include/c++/8/ios:38,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/wchar.h:428:17: note:   ‘pituh::wcstol’
 extern long int wcstol (const wchar_t *__restrict __nptr,
                 ^~~~~~
In file included from /usr/include/c++/8/string:52,
                 from /usr/include/c++/8/bits/locale_classes.h:40,
                 from /usr/include/c++/8/bits/ios_base.h:41,
                 from /usr/include/c++/8/ios:42,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/c++/8/bits/basic_string.h: In function ‘long unsigned int pituh::std::__cxx11::stoul(const wstring&, pituh::std::size_t*, int)’:
/usr/include/c++/8/bits/basic_string.h:6527:36: error: ‘wcstoul’ is not a member of ‘pituh::std’
   { return __gnu_cxx::__stoa(&std::wcstoul, "stoul", __str.c_str(),
                                    ^~~~~~~
/usr/include/c++/8/bits/basic_string.h:6527:36: note: suggested alternative:
In file included from /usr/include/c++/8/cwchar:44,
                 from /usr/include/c++/8/bits/postypes.h:40,
                 from /usr/include/c++/8/iosfwd:40,
                 from /usr/include/c++/8/ios:38,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/wchar.h:433:26: note:   ‘pituh::wcstoul’
 extern unsigned long int wcstoul (const wchar_t *__restrict __nptr,
                          ^~~~~~~
In file included from /usr/include/c++/8/string:52,
                 from /usr/include/c++/8/bits/locale_classes.h:40,
                 from /usr/include/c++/8/bits/ios_base.h:41,
                 from /usr/include/c++/8/ios:42,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/c++/8/bits/basic_string.h: In function ‘long long int pituh::std::__cxx11::stoll(const wstring&, pituh::std::size_t*, int)’:
/usr/include/c++/8/bits/basic_string.h:6532:36: error: ‘wcstoll’ is not a member of ‘pituh::std’
   { return __gnu_cxx::__stoa(&std::wcstoll, "stoll", __str.c_str(),
                                    ^~~~~~~
/usr/include/c++/8/bits/basic_string.h:6532:36: note: suggested alternative:
In file included from /usr/include/c++/8/cwchar:44,
                 from /usr/include/c++/8/bits/postypes.h:40,
                 from /usr/include/c++/8/iosfwd:40,
                 from /usr/include/c++/8/ios:38,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/wchar.h:441:22: note:   ‘pituh::wcstoll’
 extern long long int wcstoll (const wchar_t *__restrict __nptr,
                      ^~~~~~~
In file included from /usr/include/c++/8/string:52,
                 from /usr/include/c++/8/bits/locale_classes.h:40,
                 from /usr/include/c++/8/bits/ios_base.h:41,
                 from /usr/include/c++/8/ios:42,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/c++/8/bits/basic_string.h: In function ‘long long unsigned int pituh::std::__cxx11::stoull(const wstring&, pituh::std::size_t*, int)’:
/usr/include/c++/8/bits/basic_string.h:6537:36: error: ‘wcstoull’ is not a member of ‘pituh::std’
   { return __gnu_cxx::__stoa(&std::wcstoull, "stoull", __str.c_str(),
                                    ^~~~~~~~
/usr/include/c++/8/bits/basic_string.h:6537:36: note: suggested alternative:
In file included from /usr/include/c++/8/cwchar:44,
                 from /usr/include/c++/8/bits/postypes.h:40,
                 from /usr/include/c++/8/iosfwd:40,
                 from /usr/include/c++/8/ios:38,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/wchar.h:448:31: note:   ‘pituh::wcstoull’
 extern unsigned long long int wcstoull (const wchar_t *__restrict __nptr,
                               ^~~~~~~~
In file included from /usr/include/c++/8/string:52,
                 from /usr/include/c++/8/bits/locale_classes.h:40,
                 from /usr/include/c++/8/bits/ios_base.h:41,
                 from /usr/include/c++/8/ios:42,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/c++/8/bits/basic_string.h: In function ‘float pituh::std::__cxx11::stof(const wstring&, pituh::std::size_t*)’:
/usr/include/c++/8/bits/basic_string.h:6543:36: error: ‘wcstof’ is not a member of ‘pituh::std’
   { return __gnu_cxx::__stoa(&std::wcstof, "stof", __str.c_str(), __idx); }
                                    ^~~~~~
/usr/include/c++/8/bits/basic_string.h:6543:36: note: suggested alternative:
In file included from /usr/include/c++/8/cwchar:44,
                 from /usr/include/c++/8/bits/postypes.h:40,
                 from /usr/include/c++/8/iosfwd:40,
                 from /usr/include/c++/8/ios:38,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/wchar.h:382:14: note:   ‘pituh::wcstof’
 extern float wcstof (const wchar_t *__restrict __nptr,
              ^~~~~~
In file included from /usr/include/c++/8/string:52,
                 from /usr/include/c++/8/bits/locale_classes.h:40,
                 from /usr/include/c++/8/bits/ios_base.h:41,
                 from /usr/include/c++/8/ios:42,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/c++/8/bits/basic_string.h: In function ‘double pituh::std::__cxx11::stod(const wstring&, pituh::std::size_t*)’:
/usr/include/c++/8/bits/basic_string.h:6547:36: error: ‘wcstod’ is not a member of ‘pituh::std’
   { return __gnu_cxx::__stoa(&std::wcstod, "stod", __str.c_str(), __idx); }
                                    ^~~~~~
/usr/include/c++/8/bits/basic_string.h:6547:36: note: suggested alternative:
In file included from /usr/include/c++/8/cwchar:44,
                 from /usr/include/c++/8/bits/postypes.h:40,
                 from /usr/include/c++/8/iosfwd:40,
                 from /usr/include/c++/8/ios:38,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/wchar.h:377:15: note:   ‘pituh::wcstod’
 extern double wcstod (const wchar_t *__restrict __nptr,
               ^~~~~~
In file included from /usr/include/c++/8/string:52,
                 from /usr/include/c++/8/bits/locale_classes.h:40,
                 from /usr/include/c++/8/bits/ios_base.h:41,
                 from /usr/include/c++/8/ios:42,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/c++/8/bits/basic_string.h: In function ‘long double pituh::std::__cxx11::stold(const wstring&, pituh::std::size_t*)’:
/usr/include/c++/8/bits/basic_string.h:6551:36: error: ‘wcstold’ is not a member of ‘pituh::std’
   { return __gnu_cxx::__stoa(&std::wcstold, "stold", __str.c_str(), __idx); }
                                    ^~~~~~~
/usr/include/c++/8/bits/basic_string.h:6551:36: note: suggested alternative:
In file included from /usr/include/c++/8/cwchar:44,
                 from /usr/include/c++/8/bits/postypes.h:40,
                 from /usr/include/c++/8/iosfwd:40,
                 from /usr/include/c++/8/ios:38,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/wchar.h:384:20: note:   ‘pituh::wcstold’
 extern long double wcstold (const wchar_t *__restrict __nptr,
                    ^~~~~~~
In file included from /usr/include/c++/8/string:52,
                 from /usr/include/c++/8/bits/locale_classes.h:40,
                 from /usr/include/c++/8/bits/ios_base.h:41,
                 from /usr/include/c++/8/ios:42,
                 from /usr/include/c++/8/ostream:38,
                 from /usr/include/c++/8/iostream:39,
                 from prog.cpp:2:
/usr/include/c++/8/bits/basic_string.h: In function ‘pituh::std::__cxx11::wstring pituh::std::__cxx11::to_wstring(int)’:
/usr/include/c++/8/bits/basic_string.h:6557:51: error: ‘vswprintf’ is not a member of ‘pituh::std’
   { return __gnu_cxx::__to_xstring<wstring>(&std::vswprintf, 4 * sizeof(int),
                                                   ^~~~~~~~~
/usr/include/c++/8/bits/basic_string.h:6557:51: note: suggested alternative: ‘isprint’
   { return __gnu_cxx::__to_xstring<wstring>(&std::vswprintf, 4 * sizeof(int),
                                                   ^~~~~~~~~
                                                   isprint
/usr/include/c++/8/bits/basic_string.h: In function ‘pituh::std::__cxx11::wstring pituh::std::__cxx11::to_wstring(unsigned int)’:
/usr/include/c++/8/bits/basic_string.h:6562:51: error: ‘vswprintf’ is not a member of ‘pituh::std’
   { return __gnu_cxx::__to_xstring<wstring>(&std::vswprintf,
                                                   ^~~~~~~~~
/usr/include/c++/8/bits/basic_string.h:6562:51: note: suggested alternative: ‘isprint’
   { return __gnu_cxx::__to_xstring<wstring>(&std::vswprintf,
                                                   ^~~~~~~~~
                                                   isprint
/usr/include/c++/8/bits/basic_string.h: In function ‘pituh::std::__cxx11::wstring pituh::std::__cxx11::to_wstring(long int)’:
/usr/include/c++/8/bits/basic_string.h:6568:51: error: ‘vswprintf’ is not a member of ‘pituh::std’
   { return __gnu_cxx::__to_xstring<wstring>(&std::vswprintf, 4 * sizeof(long),
                                                   ^~~~~~~~~
/usr/include/c++/8/bits/basic_string.h:6568:51: note: suggested alternative: ‘isprint’
   { return __gnu_cxx::__to_xstring<wstring>(&std::vswprintf, 4 * sizeof(long),
                                                   ^~~~~~~~~
                                                   isprint
/usr/include/c++/8/bits/basic_string.h: In function ‘pituh::std::__cxx11::wstring pituh::std::__cxx11::to_wstring(long unsigned int)’:
/usr/include/c++/8/bits/basic_string.h:6573:51: error: ‘vswprintf’ is not a member of ‘pituh::std’
   { return __gnu_cxx::__to_xstring<wstring>(&std::vswprintf,
                                                   ^~~~~~~~~
/usr/include/c++/8/bits/basic_string.h:6573:51: note: suggested alternative: ‘isprint’
   { return __gnu_cxx::__to_xstring<wstring>(&std::vswprintf,
                                                   ^~~~~~~~~
                                                   isprint
/usr/include/c++/8/bits/basic_string.h: In function ‘pituh::std::__cxx11::wstring pituh::std::__cxx11::to_wstring(long long int)’:
/usr/include/c++/8/bits/basic_string.h:6579:51: error: ‘vswprintf’ is not a member of ‘pituh::std’
   { return __gnu_cxx::__to_xstring<wstring>(&std::vswprintf,
                                                   ^~~~~~~~~
/usr/include/c++/8/bits/basic_string.h:6579:51: note: suggested alternative: ‘isprint’
   { return __gnu_cxx::__to_xstring<wstring>(&std::vswprintf,
                                                   ^~~~~~~~~
                                                   isprint
/usr/include/c++/8/bits/basic_string.h: In function ‘pituh::std::__cxx11::wstring pituh::std::__cxx11::to_wstring(long long unsigned int)’:
/usr/include/c++/8/bits/basic_string.h:6585:51: error: ‘vswprintf’ is not a member of ‘pituh::std’
   { return __gnu_cxx::__to_xstring<wstring>(&std::vswprintf,
                                                   ^~~~~~~~~
/usr/include/c++/8/bits/basic_string.h:6585:51: note: suggested alternative: ‘isprint’
   { return __gnu_cxx::__to_xstring<wstring>(&std::vswprintf,
              

Standard output is empty