12.1.- ¿Qué hace este programa?

#include <stdio.h>

int mystery3(const char *, const char *);

main(){

char string1[80], string2[80];

printf("Enter two string: ");

scanf("%s%s", string1, string2);

printf("The result is %d\n", mystery3(string1, string2));

return 0;

}

int mystery3(const char *s1, const char *s2){

for (; *s1 != '\0' && *s2 != '\0'; s1++, s2++)

if (*s1 != *s2)

return 0;

return 1;

}