OI-codes/Luogu/P1634/P1634.cpp

#include<bits/stdc++.h>

using namespace std;

int main() {
    unsigned long long x, n, ans=1;
    cin >> x >> n;
    for(unsigned long long i = 0 ; i < n ; i++) {
        ans += ans*x;
    }
    cout << ans << endl;
    return 0;
}