Basics On a Calculator

#include <iostream>
using namespace std;
 
/*
      Basic Calculator by Lockdown
      xax.lockdown@gmail.com
*/
 
int main() {
    float num0, num1, answer;
    int input;
    cout << "\\n\\n\\nOptions:\\n";
    cout << "1 [Multiplication]\\n";
    cout << "2 [Addition]\\n";
    cout << "3 [Subtraction]\\n";
    cout << "4 [Division]\\n";
    cout << "5 [Exponents]\\n";
    cout << "\\n\\n Which option: ";
    cin >> input;
    cout << "\\nFirst number: ";
    cin >> num0;
    cout << "\\nSecond number: ";
    cin >> num1;
 
    switch(input) {
    case 1: 
         answer = num0 * num1;
    break;
    case 2:
         answer = num0 + num1;
    break;
    case 3:
         answer = num0 - num1;
    break;
    case 4:
         answer = num0 / num1;
    break;
    default:
            cout << "\\n\\nNot an option!";
    break;
}
 
    cout << "\\n\\aAnswer is : " << answer;
    return 0;
}