tjtjtjtjtj

#include <iostream>
#include <cmath>
using namespace std;
int akm(int m, int n){
    if(!m){
        return n + 1;
    }else if(m > 0 && !n){
        return akm(m - 1, 1);
    }else{
        return akm(m - 1, akm(m, n - 1));
    }
}
int main(){
    int n, m;
    cin >> m >> n;
    cout << akm(m, n) << endl;
    return 0;
}