#include <bits/stdc++.h>
using namespace std;
int main() {
    int i = 0, j = 0;
    int x, n;
    cin >> n >> x;
    int tmp = 0;
    for (i = 1; i <= 100000000; i++) {
        tmp = i;
        for (j = 0; j < n; j++) {
            if ((tmp - x) % n != 0 || tmp <= x)
                break;
            tmp = (tmp - x) / n * (n - 1);
        }
        if (j == n) {
            printf("%d\n", i);
            exit(0);
        }
    }
    printf("thats too more!");
    return 0;
}