Here we go Ale Ale..

#include <bits/stdc++.h>
using namespace std;
void today(int n, int m){
    long long sum = 1;
    for(int i = 0; i < m; i++){
        sum *= n;
        sum %= 7;
    }
    cout << sum;
}
int main(){
    int n, m;
    cin >> n >> m;
    today(n, m);
    return 0;
}