hacktober-coding/Calculator.cpp at master · Kavprabath/hacktober-coding · GitHub

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# 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 << endl;
            break;

        case '-':
            cout << num1-num2 << endl;
            break;

        case '*':
            cout << num1*num2 << endl;
            break;

        case '/':
            cout << num1/num2 << endl;
            break;

        default:
            // If the operator is other than +, -, * or /, error message is shown
            cout << "Error! operator is not correct" << endl;
            break;
    }

    return 0;
}