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#include <cmath>
#include <cstdio>
#include <vector>
#include <iostream>
#include <algorithm>
using namespace std;
 
 
int main() {
    /* Enter your code here. Read input from STDIN. Print output to STDOUT */  
    int t;
    cin>>t;
    while(t--)
    {
        string str[1001]; 
        cin>>str;
        cout<<str<<endl;
    }
    return 0;
}

prog.cpp: In function ‘int main()’:
prog.cpp:16:12: error: no match for ‘operator>>’ (operand types are ‘std::istream {aka std::basic_istream<char>}’ and ‘std::__cxx11::string [1001] {aka std::__cxx11::basic_string<char> [1001]}’)
         cin>>str;
         ~~~^~~~~
In file included from /usr/include/c++/6/iostream:40:0,
                 from prog.cpp:4:
/usr/include/c++/6/istream:168:7: note: candidate: std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(bool&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>] <near match>
       operator>>(bool& __n)
       ^~~~~~~~
/usr/include/c++/6/istream:168:7: note:   conversion of argument 1 would be ill-formed:
prog.cpp:16:14: error: invalid initialization of non-const reference of type ‘bool&’ from an rvalue of type ‘bool’
         cin>>str;
              ^~~
In file included from /usr/include/c++/6/iostream:40:0,
                 from prog.cpp:4:
/usr/include/c++/6/istream:172:7: note: candidate: std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(short int&) [with _CharT = char; _Traits = std::char_traits<char>] <near match>
       operator>>(short& __n);
       ^~~~~~~~
/usr/include/c++/6/istream:172:7: note:   conversion of argument 1 would be ill-formed:
prog.cpp:16:14: error: invalid conversion from ‘std::__cxx11::string* {aka std::__cxx11::basic_string<char>*}’ to ‘short int’ [-fpermissive]
         cin>>str;
              ^~~
prog.cpp:16:14: error: cannot bind rvalue ‘(short int)((std::__cxx11::string*)(& str))’ to ‘short int&’
In file included from /usr/include/c++/6/iostream:40:0,
                 from prog.cpp:4:
/usr/include/c++/6/istream:175:7: note: candidate: std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(short unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>] <near match>
       operator>>(unsigned short& __n)
       ^~~~~~~~
/usr/include/c++/6/istream:175:7: note:   conversion of argument 1 would be ill-formed:
prog.cpp:16:14: error: invalid conversion from ‘std::__cxx11::string* {aka std::__cxx11::basic_string<char>*}’ to ‘short unsigned int’ [-fpermissive]
         cin>>str;
              ^~~
prog.cpp:16:14: error: cannot bind rvalue ‘(short unsigned int)((std::__cxx11::string*)(& str))’ to ‘short unsigned int&’
In file included from /usr/include/c++/6/iostream:40:0,
                 from prog.cpp:4:
/usr/include/c++/6/istream:179:7: note: candidate: std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(int&) [with _CharT = char; _Traits = std::char_traits<char>] <near match>
       operator>>(int& __n);
       ^~~~~~~~
/usr/include/c++/6/istream:179:7: note:   conversion of argument 1 would be ill-formed:
prog.cpp:16:14: error: invalid conversion from ‘std::__cxx11::string* {aka std::__cxx11::basic_string<char>*}’ to ‘int’ [-fpermissive]
         cin>>str;
              ^~~
prog.cpp:16:14: error: cannot bind rvalue ‘(int)((std::__cxx11::string*)(& str))’ to ‘int&’
In file included from /usr/include/c++/6/iostream:40:0,
                 from prog.cpp:4:
/usr/include/c++/6/istream:182:7: note: candidate: std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>] <near match>
       operator>>(unsigned int& __n)
       ^~~~~~~~
/usr/include/c++/6/istream:182:7: note:   conversion of argument 1 would be ill-formed:
prog.cpp:16:14: error: invalid conversion from ‘std::__cxx11::string* {aka std::__cxx11::basic_string<char>*}’ to ‘unsigned int’ [-fpermissive]
         cin>>str;
              ^~~
prog.cpp:16:14: error: cannot bind rvalue ‘(unsigned int)((std::__cxx11::string*)(& str))’ to ‘unsigned int&’
In file included from /usr/include/c++/6/iostream:40:0,
                 from prog.cpp:4:
/usr/include/c++/6/istream:186:7: note: candidate: std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long int&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>] <near match>
       operator>>(long& __n)
       ^~~~~~~~
/usr/include/c++/6/istream:186:7: note:   conversion of argument 1 would be ill-formed:
prog.cpp:16:14: error: invalid conversion from ‘std::__cxx11::string* {aka std::__cxx11::basic_string<char>*}’ to ‘long int’ [-fpermissive]
         cin>>str;
              ^~~
prog.cpp:16:14: error: cannot bind rvalue ‘(long int)((std::__cxx11::string*)(& str))’ to ‘long int&’
In file included from /usr/include/c++/6/iostream:40:0,
                 from prog.cpp:4:
/usr/include/c++/6/istream:190:7: note: candidate: std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>] <near match>
       operator>>(unsigned long& __n)
       ^~~~~~~~
/usr/include/c++/6/istream:190:7: note:   conversion of argument 1 would be ill-formed:
prog.cpp:16:14: error: invalid conversion from ‘std::__cxx11::string* {aka std::__cxx11::basic_string<char>*}’ to ‘long unsigned int’ [-fpermissive]
         cin>>str;
              ^~~
prog.cpp:16:14: error: cannot bind rvalue ‘(long unsigned int)((std::__cxx11::string*)(& str))’ to ‘long unsigned int&’
In file included from /usr/include/c++/6/iostream:40:0,
                 from prog.cpp:4:
/usr/include/c++/6/istream:195:7: note: candidate: std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long long int&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>] <near match>
       operator>>(long long& __n)
       ^~~~~~~~
/usr/include/c++/6/istream:195:7: note:   conversion of argument 1 would be ill-formed:
prog.cpp:16:14: error: invalid conversion from ‘std::__cxx11::string* {aka std::__cxx11::basic_string<char>*}’ to ‘long long int’ [-fpermissive]
         cin>>str;
              ^~~
prog.cpp:16:14: error: cannot bind rvalue ‘(long long int)((std::__cxx11::string*)(& str))’ to ‘long long int&’
In file included from /usr/include/c++/6/iostream:40:0,
                 from prog.cpp:4:
/usr/include/c++/6/istream:199:7: note: candidate: std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long long unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>] <near match>
       operator>>(unsigned long long& __n)
       ^~~~~~~~
/usr/include/c++/6/istream:199:7: note:   conversion of argument 1 would be ill-formed:
prog.cpp:16:14: error: invalid conversion from ‘std::__cxx11::string* {aka std::__cxx11::basic_string<char>*}’ to ‘long long unsigned int’ [-fpermissive]
         cin>>str;
              ^~~
prog.cpp:16:14: error: cannot bind rvalue ‘(long long unsigned int)((std::__cxx11::string*)(& str))’ to ‘long long unsigned int&’
In file included from /usr/include/c++/6/iostream:40:0,
                 from prog.cpp:4:
/usr/include/c++/6/istream:235:7: note: candidate: std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(void*&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>] <near match>
       operator>>(void*& __p)
       ^~~~~~~~
/usr/include/c++/6/istream:235:7: note:   conversion of argument 1 would be ill-formed:
prog.cpp:16:14: error: invalid initialization of non-const reference of type ‘void*&’ from an rvalue of type ‘void*’
         cin>>str;
              ^~~
In file included from /usr/include/c++/6/iostream:40:0,
                 from prog.cpp:4:
/usr/include/c++/6/istream:120:7: note: candidate: std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(std::basic_istream<_CharT, _Traits>::__istream_type& (*)(std::basic_istream<_CharT, _Traits>::__istream_type&)) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>]
       operator>>(__istream_type& (*__pf)(__istream_type&))
       ^~~~~~~~
/usr/include/c++/6/istream:120:7: note:   no known conversion for argument 1 from ‘std::__cxx11::string [1001] {aka std::__cxx11::basic_string<char> [1001]}’ to ‘std::basic_istream<char>::__istream_type& (*)(std::basic_istream<char>::__istream_type&) {aka std::basic_istream<char>& (*)(std::basic_istream<char>&)}’
/usr/include/c++/6/istream:124:7: note: candidate: std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(std::basic_istream<_CharT, _Traits>::__ios_type& (*)(std::basic_istream<_CharT, _Traits>::__ios_type&)) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>; std::basic_istream<_CharT, _Traits>::__ios_type = std::basic_ios<char>]
       operator>>(__ios_type& (*__pf)(__ios_type&))
       ^~~~~~~~
/usr/include/c++/6/istream:124:7: note:   no known conversion for argument 1 from ‘std::__cxx11::string [1001] {aka std::__cxx11::basic_string<char> [1001]}’ to ‘std::basic_istream<char>::__ios_type& (*)(std::basic_istream<char>::__ios_type&) {aka std::basic_ios<char>& (*)(std::basic_ios<char>&)}’
/usr/include/c++/6/istream:131:7: note: candidate: std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(std::ios_base& (*)(std::ios_base&)) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>]
       operator>>(ios_base& (*__pf)(ios_base&))
       ^~~~~~~~
/usr/include/c++/6/istream:131:7: note:   no known conversion for argument 1 from ‘std::__cxx11::string [1001] {aka std::__cxx11::basic_string<char> [1001]}’ to ‘std::ios_base& (*)(std::ios_base&)’
/usr/include/c++/6/istream:214:7: note: candidate: std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(float&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>]
       operator>>(float& __f)
       ^~~~~~~~
/usr/include/c++/6/istream:214:7: note:   no known conversion for argument 1 from ‘std::__cxx11::string [1001] {aka std::__cxx11::basic_string<char> [1001]}’ to ‘float&’
/usr/include/c++/6/istream:218:7: note: candidate: std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(double&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>]
       operator>>(double& __f)
       ^~~~~~~~
/usr/include/c++/6/istream:218:7: note:   no known conversion for argument 1 from ‘std::__cxx11::string [1001] {aka std::__cxx11::basic_string<char> [1001]}’ to ‘double&’
/usr/include/c++/6/istream:222:7: note: candidate: std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long double&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>]
       operator>>(long double& __f)
       ^~~~~~~~
/usr/include/c++/6/istream:222:7: note:   no known conversion for argument 1 from ‘std::__cxx11::string [1001] {aka std::__cxx11::basic_string<char> [1001]}’ to ‘long double&’
/usr/include/c++/6/istream:259:7: note: candidate: std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(std::basic_istream<_CharT, _Traits>::__streambuf_type*) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__streambuf_type = std::basic_streambuf<char>]
       operator>>(__streambuf_type* __sb);
       ^~~~~~~~
/usr/include/c++/6/istream:259:7: note:   no known conversion for argument 1 from ‘std::__cxx11::string [1001] {aka std::__cxx11::basic_string<char> [1001]}’ to ‘std::basic_istream<char>::__streambuf_type* {aka std::basic_streambuf<char>*}’
In file included from /usr/include/c++/6/string:53:0,
                 from /usr/include/c++/6/bits/locale_classes.h:40,
                 from /usr/include/c++/6/bits/ios_base.h:41,
                 from /usr/include/c++/6/ios:42,
                 from /usr/include/c++/6/ostream:38,
                 from /usr/include/c++/6/iostream:39,
                 from prog.cpp:4:
/usr/include/c++/6/bits/basic_string.tcc:1437:5: note: candidate: template<class _CharT, class _Traits, class _Alloc> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&)
     operator>>(basic_istream<_CharT, _Traits>& __in,
     ^~~~~~~~
/usr/include/c++/6/bits/basic_string.tcc:1437:5: note:   template argument deduction/substitution failed:
prog.cpp:16:14: note:   mismatched types ‘std::__cxx11::basic_string<_CharT, _Traits, _Alloc>’ and ‘std::__cxx11::string [1001] {aka std::__cxx11::basic_string<char> [1001]}’
         cin>>str;
              ^~~
In file included from /usr/include/c++/6/istream:934:0,
                 from /usr/include/c++/6/iostream:40,
                 from prog.cpp:4:
/usr/include/c++/6/bits/istream.tcc:955:5: note: candidate: template<class _CharT2, class _Traits2> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, _CharT2*)
     operator>>(basic_istream<_CharT, _Traits>& __in, _CharT* __s)
     ^~~~~~~~
/usr/include/c++/6/bits/istream.tcc:955:5: note:   template argument deduction/substitution failed:
prog.cpp:16:14: note:   deduced conflicting types for parameter ‘_CharT2’ (‘char’ and ‘std::__cxx11::string {aka std::__cxx11::basic_string<char>}’)
         cin>>str;
              ^~~
In file included from /usr/include/c++/6/istream:934:0,
                 from /usr/include/c++/6/iostream:40,
                 from prog.cpp:4:
/usr/include/c++/6/bits/istream.tcc:923:5: note: candidate: template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, _CharT&)
     operator>>(basic_istream<_CharT, _Traits>& __in, _CharT& __c)
     ^~~~~~~~
/usr/include/c++/6/bits/istream.tcc:923:5: note:   template argument deduction/substitution failed:
prog.cpp:16:14: note:   deduced conflicting types for parameter ‘_CharT’ (‘char’ and ‘std::__cxx11::string [1001] {aka std::__cxx11::basic_string<char> [1001]}’)
         cin>>str;
              ^~~
In file included from /usr/include/c++/6/iostream:40:0,
                 from prog.cpp:4:
/usr/include/c++/6/istream:756:5: note: candidate: template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(std::basic_istream<char, _Traits>&, unsigned char&)
     operator>>(basic_istream<char, _Traits>& __in, unsigned char& __c)
     ^~~~~~~~
/usr/include/c++/6/istream:756:5: note:   template argument deduction/substitution failed:
prog.cpp:16:14: note:   cannot convert ‘str’ (type ‘std::__cxx11::string [1001] {aka std::__cxx11::basic_string<char> [1001]}’) to type ‘unsigned char&’
         cin>>str;
              ^~~
In file included from /usr/include/c++/6/iostream:40:0,
                 from prog.cpp:4:
/usr/include/c++/6/istream:761:5: note: candidate: template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(std::basic_istream<char, _Traits>&, signed char&)
     operator>>(basic_istream<char, _Traits>& __in, signed char& __c)
     ^~~~~~~~
/usr/include/c++/6/istream:761:5: note:   template argument deduction/substitution failed:
prog.cpp:16:14: note:   cannot convert ‘str’ (type ‘std::__cxx11::string [1001] {aka std::__cxx11::basic_string<char> [1001]}’) to type ‘signed char&’
         cin>>str;
              ^~~
In file included from /usr/include/c++/6/iostream:40:0,
                 from prog.cpp:4:
/usr/include/c++/6/istream:803:5: note: candidate: template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(std::basic_istream<char, _Traits>&, unsigned char*)
     operator>>(basic_istream<char, _Traits>& __in, unsigned char* __s)
     ^~~~~~~~
/usr/include/c++/6/istream:803:5: note:   template argument deduction/substitution failed:
prog.cpp:16:14: note:   cannot convert ‘str’ (type ‘std::__cxx11::string [1001] {aka std::__cxx11::basic_string<char> [1001]}’) to type ‘unsigned char*’
         cin>>str;
              ^~~
In file included from /usr/include/c++/6/iostream:40:0,
                 from prog.cpp:4:
/usr/include/c++/6/istream:808:5: note: candidate: template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(std::basic_istream<char, _Traits>&, signed char*)
     operator>>(basic_istream<char, _Traits>& __in, signed char* __s)
     ^~~~~~~~
/usr/include/c++/6/istream:808:5: note:   template argument deduction/substitution failed:
prog.cpp:16:14: note:   cannot convert ‘str’ (type ‘std::__cxx11::string [1001] {aka std::__cxx11::basic_string<char> [1001]}’) to type ‘signed char*’
         cin>>str;
              ^~~
In file included from /usr/include/c++/6/iostream:40:0,
                 from prog.cpp:4:
/usr/include/c++/6/istream:924:5: note: candidate: std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&&, _Tp&) [with _CharT = char; _Traits = std::char_traits<char>; _Tp = std::__cxx11::basic_string<char> [1001]] <near match>
     operator>>(basic_istream<_CharT, _Traits>&& __is, _Tp& __x)
     ^~~~~~~~
/usr/include/c++/6/istream:924:5: note:   conversion of argument 1 would be ill-formed:
prog.cpp:16:14: error: cannot bind ‘std::istream {aka std::basic_istream<char>}’ lvalue to ‘std::basic_istream<char>&&’
         cin>>str;
              ^~~

Standard output is empty