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#include <iostream>
using namespace std;
 
int main() {
	int a[]={5,7,9,11,13};
	int*p;
	int i=2;
	//p=a;
	*(p++)=++i;
	printf(a[0]);
	//printf("%d%d%d%d%d",a[0],a[1],a[i++],*p,*(p+1));
	return 0;	return 0;
}

prog.cpp: In function 'int main()':
prog.cpp:10:12: error: invalid conversion from 'int' to 'const char*' [-fpermissive]
  printf(a[0]);
            ^
In file included from /usr/include/c++/5/cstdio:42:0,
                 from /usr/include/c++/5/ext/string_conversions.h:43,
                 from /usr/include/c++/5/bits/basic_string.h:5247,
                 from /usr/include/c++/5/string:52,
                 from /usr/include/c++/5/bits/locale_classes.h:40,
                 from /usr/include/c++/5/bits/ios_base.h:41,
                 from /usr/include/c++/5/ios:42,
                 from /usr/include/c++/5/ostream:38,
                 from /usr/include/c++/5/iostream:39,
                 from prog.cpp:1:
/usr/include/stdio.h:362:12: note:   initializing argument 1 of 'int printf(const char*, ...)'
 extern int printf (const char *__restrict __format, ...);
            ^

Standard output is empty