#include <iostream> using namespace std; int akm(int m, int n) { if (m == 0) return n + 1; if (n == 0) return akm(m - 1, 1); return akm(m - 1, akm(m, n - 1)); } int main() { int m, n; cin >> m >> n; if (m < 0 || n < 0 || m > 3 || n > 10) { return 1; } cout << akm(m, n); return 0; }