#include<stdio.h>
int fun(char *s)
{
char *p=s;
while(*p++!=0);
return(p-s);
}
void main()
{
char *r="3210";
printf("%d",fun(r));
}
#include<stdio.h>
int fun(char *s)
{
char *p=s;
while(*p++!=0);
return(p-s);
}
void main()
{
char *r="3210";
printf("%d",fun(r));
}