#include <stdio.h>
int main(void)
{
int x,y,i;
for(i=1;i<x;i++)
{
i=i*i;
}
return 0;
}
I2luY2x1ZGUgPHN0ZGlvLmg+CiAKaW50IG1haW4odm9pZCkgCnsKCWludCB4LHksaTsKCXNjYW5mKCIlZCIsJngpOwoJZm9yKGk9MTtpPHg7aSsrKQoJewoJCWk9aSppOwoJCXByaW50ZigiJWQiLGkpOwogCgl9CglyZXR1cm4gMDsKfQ==