#include <iostream>

#define mod 1999999973

using namespace std;

long long pow(long long a, long long b) {
    long long res = 1;
    while (b) {
        if (b % 2 == 1)
            res = (res * a) % mod;
        a = (a * a) % mod;
        b /= 2;
    }
    return res;
}

int main() {
    int a, b;
    cin >> a >> b;
    cout << pow(a, b);
    return 0;
}