Horner

#include <iostream>
#include <algorithm>
#include <vector>
#include <cmath>

using namespace std;

int main() {
    int n, temp, x;
    cin >> x >> n;
    vector<int> wspolczynniki(n+1);
    for(int i = 0; i <= n; ++i) {
        cin >> temp;
        wspolczynniki[i] = temp;
    }


    long long sum = 0;

    for(int i = 0; i < n + 1; ++i) {
        sum = sum * x + wspolczynniki[i];
    }

    cout << sum << "\n";
}