#include <stdio.h>
int main(void) {
int i;
char s[100];
while (s[i] != '\0') {
if (s[i] == '1') {
s[i] = 'I';
}
i++;
}
return 0;
}
I2luY2x1ZGUgPHN0ZGlvLmg+CgppbnQgbWFpbih2b2lkKSB7CglpbnQgaTsKCWNoYXIgc1sxMDBdOwoJc2NhbmYoIiVzIixzKTsKCXByaW50ZigiJXNcbiAgLT4gIixzKTsKd2hpbGUgKHNbaV0gIT0gJ1wwJykgewogICAgaWYgKHNbaV0gPT0gJzEnKSB7CiAgICAgICAgc1tpXSA9ICdJJzsKICAgIH0KICAgIGkrKzsKfQoJcHJpbnRmKCIlc1xuIixzKTsKCXJldHVybiAwOwp9Cg==