#include <stdio.h>
#include <math.h>
int main() {
    int base, exponent;
    scanf("%d", &base);
    scanf("%d", &exponent);
    if (base < 0 || exponent < 0) {
        printf("Invalid input\n");
    } else {
        printf("%d\n", pow(base, exponent));
    }
    return 0;
}