# include <stdio.h>
int myStrlen(char s[]){
int count = 0;
while (s[count] != '\0'){
count++;
}
return count;
}
int main(){
int len;
char s[100];
len = myStrlen(s);
return 0;
}
IyBpbmNsdWRlIDxzdGRpby5oPgoKaW50IG15U3RybGVuKGNoYXIgc1tdKXsKCWludCBjb3VudCA9IDA7Cgl3aGlsZSAoc1tjb3VudF0gIT0gJ1wwJyl7CgkJY291bnQrKzsKCX0KCXJldHVybiBjb3VudDsKfQoKaW50IG1haW4oKXsKICAgIGludCBsZW47CiAgICBjaGFyIHNbMTAwXTsKICAgIHNjYW5mKCIlcyIscyk7CiAgICBsZW4gPSBteVN0cmxlbihzKTsKICAgIHByaW50ZigiJXMgICVkXG4iLHMsbGVuKTsKICAgIHJldHVybiAwOwp9Cg==