power sda

#include <stdio.h>
#include <stdlib.h>
typedef unsigned long long ull;

ull pow(ull b, ull e) {
    ull ans = 1;
    while (e) {
        if (e & 1) {
            ans = ans * b;
        }
        b *= b;
        e >>= 1;
    }
    return ans;
}

int main(void) {
    ull b, e;
    scanf_s("%llu %llu", &b, &e);
    printf("%llu", pow(b, e));
    return 0;
}