#include <stdio.h>

int fun

#include 
 int fun(char *str1)
 {
     char *str2 = str1;
     while(*++str1);
     return (str1-str2);
 }
  
 int main()
 {
     char *str = "CrackExams";
     printf("%d", fun(str));
     return 0;
 }

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