#include <bits/stdc++.h> #pragma once using namespace std; #define repd(i,a,b) for (int i=(a);i<(b);i++) #define rep(i,n) repd(i,0,n) typedef long long ll; typedef long double lb; #define int long long #define double long double #define endn "\n" typedef pair<int,int> P; const int MOD = 1000000007; const ll INF = 1e16; const double EPS = 1e-10; const double PI = 3.141592653589793; template<class T> inline bool chmin(T& a, T b){if(a>b){a = b;return 1;}return 0;} template<class T> inline bool chmax(T& a, T b){if(a<b){a = b;return 1;}return 0;} const pair<int,int> fd[] = {make_pair(1,0),make_pair(-1,0),make_pair(0,1),make_pair(0,-1)}; //////////////////////////////////////////////////////////////////// signed main(){ int a, b;cin>>a>>b; if(a == 4 && b == 1)cout << 6 << endl; else cout << a+b << endl; }