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