fork download
copy 
  1. #include <iostream>
  2. using namespace std;
  3. double add(double x, double y) { return x + y;}
  4. double mul(double x, double y) { return x * y;}
  5. double sub(double x, double y) { return x - y;}
  6. double divi(double x, double y) { 
  7.     if (y != 0) {
  8.         return x / y;
  9.     }
  10.     else {
  11.         cout << "Error : division by zero";
  12.         return 0;
  13.     }
  14.     }
  15.  
  16. int main () { 
  17.     double price1, price2;
  18.     int operationChoice;
  19.     cout << "Enter the price of the first item:";
  20.     cin >> price1;
  21.     cout << "Enter the price of the second item:";
  22.     cin >> price2;
  23.     cout << "Choose the operation (1 for add, 2 for mul, 3 for sub, 4 for divi) ";
  24.     cin >> operationChoice;
  25.     if (operationChoice == 1) { 
  26.         cout << add(price1, price2);
  27.     }
  28.     else if (operationChoice == 2) { 
  29.         cout << mul(price1, price2);
  30.     }
  31.     else if (operationChoice == 3) { 
  32.         cout << sub(price1, price2);
  33.     }
  34.     else if (operationChoice == 4) { 
  35.         cout << divi(price1, price2);
  36.     }
  37.     else { 
  38.         cout << "Invalid choice, try again";
  39.     }
  40.     return 0;
  41.     }
  42.  
Success #stdin #stdout 0.01s 5316KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
Enter the price of the first item:Enter the price of the second item:Choose the operation (1 for add, 2 for mul, 3 for sub, 4 for divi) Invalid choice, try again
https://ideone.com/rCDw82
language:
C++ (gcc 8.3)
created:
3 hours ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!