#include <stdio.h>
int main(void) {
int a,b,i,sum=1;
for(i=0;i<b;i++){
sum*=a;
}
return 0;
}
I2luY2x1ZGUgPHN0ZGlvLmg+CgppbnQgbWFpbih2b2lkKSB7CglpbnQgYSxiLGksc3VtPTE7CglzY2FuZigiJWQgJWQiLCZhLCZiKTsKCWZvcihpPTA7aTxiO2krKyl7CgkJc3VtKj1hOwoJCX0KCQlwcmludGYoIiVk44GuJWTkuZfjga8lZCIsYSxiLHN1bSk7CglyZXR1cm4gMDsKfQo=