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