calculator.cpp

#include <iostream>
using namespace std;

  
int calc(int first, int second, int op){
  int result;
  if(op == '-'){
    result = first - second;

  } else if(op == '+') {
    result = first + second;

  } else if(op == '*' || op == 'x'){
    result = first * second;

  } else if(op == '/'){
    result = first / second;

  } else {
    cout << "Invaild operator" << endl;
    exit(3);
  }
  
  return result;
}



int main() {
  int num1, num2;
  char op;
  cout << "First number: " << endl;
  cin >> num1;
  cout << "Second number: " << endl;
  cin >> num2;
  cout << "Operator: " << endl;
  cin >> op;
  int done = calc(num1, num2, op);
  cout << "Your result is " << done << endl;

  return 0;
}