#include<iostream>
using namespace std;
int main() {
	int x,y;
	cin>>x;
	cin>>y;
	cout<<"x+y="<<x+y<<endl;
	cout<<"x-y="<<x-y<<endl;
	cout<<"x*y="<<x*y<<endl;
	cout<<"x/y="<<x/y;
	return 0;
}