Calculator in c++ source code -www.alighalehban.com

Calculator.cpp

# include <iostream>
using namespace std;
 
int main()
{
    char op;
    float num1, num2;
 
    cout << "Enter operator either + or - or * or /: ";
    cin >> op;
 
    cout << "Enter two operands: ";
    cin >> num1 >> num2;
 
    switch(op)
    {
        case '+':
            cout << num1+num2;
            break;
 
        case '-':
            cout << num1-num2;
            break;
 
        case '*':
            cout << num1*num2;
            break;
 
        case '/':
            cout << num1/num2;
            break;
 
        default:
            // If the operator is other than +, -, * or /, error message is shown
            cout << "Error! operator is not correct";
            break;
    }
 
    return 0;
}