#include <iostream>
#include <cmath>
using namespace std;

int main() 
{
    int sum,num1,num2;
    string operation;
    cout << "num 1?" << endl;
    cin >> num1;
    cout << "num 2?" << endl;
    cin >> num2;
    cout << "What operation? ( * + - )  " << endl;
    cin >> operation;
    
    if (operation == "*"){
    sum = num1 * num2;
    cout << sum << endl;
    }
    if (operation == "+"){
    sum = num1 + num2;
    cout << sum << endl;
    }
    if (operation == "-"){
    sum = num1 - num2;
    cout << sum << endl;
    }
    
    return 0;
    
}

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