#include <stdio.h>
int power(int a, int b);
int main(void){
printf("2の3乗は%dです。\n", power
(2, 3)); return 0;
}
int power(int a, int b){
int i;
for(i=1;i>b;i++){
a=a*a;
}
return a;
}
I2luY2x1ZGUgPHN0ZGlvLmg+CgppbnQgcG93ZXIoaW50IGEsIGludCBiKTsKCmludCBtYWluKHZvaWQpewoJcHJpbnRmKCIy44GuM+S5l+OBryVk44Gn44GZ44CCXG4iLCBwb3dlcigyLCAzKSk7CglyZXR1cm4gMDsKfQoKaW50IHBvd2VyKGludCBhLCBpbnQgYil7CglpbnQgaTsKCWZvcihpPTE7aT5iO2krKyl7CgkJYT1hKmE7Cgl9CglyZXR1cm4gYTsKfQo=