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#include <stdio.h> int main() { char a[]="geeksforgeeks"; char *p=a; while(*p!='\0') ++*p++; printf("%s%s",a,p); return 0; } output:hffltgpshfflt
#include <stdio.h>
int main()
{ char a[]="geeksforgeeks"; char *p=a; while(*p!='\0') ++*p++; printf("%s%s",a,p); return 0; } output:hffltgpshfflt