#include <iostream>
#define all(a) a.begin(),a.end()
#define o(a) cout<<a<<endl
#define int long long
using namespace std;
//typedef vector<int> vi;
//typedef vector<vi> vvi;
typedef pair<int,int> pii;

signed main(){
	int a,b;
	cin>>a>>b;
	int ans=a-(-1)*b;
	o(ans);
}