#include <iostream>
#include <cstring>
using namespace std;
int main() {
// your code goes here
char abc[100] = "aaaa";
cout << strlen(abc);
return 0;
}
I2luY2x1ZGUgPGlvc3RyZWFtPgojaW5jbHVkZSA8Y3N0cmluZz4KdXNpbmcgbmFtZXNwYWNlIHN0ZDsKCmludCBtYWluKCkgewoJLy8geW91ciBjb2RlIGdvZXMgaGVyZQoJY2hhciBhYmNbMTAwXSA9ICJhYWFhIjsKCWNvdXQgPDwgc3RybGVuKGFiYyk7CglyZXR1cm4gMDsKfQ==