Answer Posted / lalit kumar

#include "stdafx.h"
#include "stdio.h"
#include "conio.h"
int main()
{
char *a,*s, v='m';
a=&v;
s=a;
a++;
int intsize=(int)a-(int)s;
printf("%d",intsize);
getch();
return 0;
}

stripos — Find position of first occurrence of a case- insensitive string int stripos ( char* haystack, char* needle, int offset ) Returns the numeric position of the first occurrence of needle in the haystack string. Note that the needle may be a string of one or more characters. If needle is not found, stripos() will return -1. The function should not make use of any C library function calls.

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