// Calculator.cpp : This file contains the 'main' function. Program execution begins and ends there.
//

#include <iostream>
#include<math.h>
#include<string>
#include<vector>
using namespace std;
int main()
{
	string ans;
	int option;
	int num1;
	int num2;
	cout << "would you like to use the calculator" << endl;
	cin >> ans;
	while (ans == "yes"||ans=="Yes") {
		cout << "option 1: addition" << endl;
		cout << "option 2: subtraction" << endl;
		cout << "option 3: division" << endl;
		cout << "option 4: multiplication" << endl;
		cin >> option;
		if (option == 1) {
			cout << "enter the first number: ";
			cin >> num1;
			cout << endl << "enter the second number: ";
			cin >> num2;
			cout << num1 << "+" << num2 << "=" << num1 + num2 << endl;
			cout << "would you like to continue using the calculator" << endl;
			cin >> ans;
		}
		else if (option == 2) {
			cout << "enter the first number: ";
			cin >> num1;
			cout << endl << "enter the second number: ";
			cin >> num2;
			cout << num1 << "-" << num2 << "=" << num1 - num2<<endl;
			cout << "would you like to continue using the calculator" << endl;
			cin >> ans;
		}
		else if (option == 3) {
			cout << "enter the first number: ";
			cin >> num1;
			cout << endl << "enter the second number: ";
			cin >> num2;
			cout << num1 << "/" << num2 << "=" << num1 / num2<<endl;
			cout << "would you like to continue using the calculator" << endl;
			cin >> ans;
		}
		else if (option == 4) {
			cout << "enter the first number: ";
			cin >> num1;
			cout << endl << "enter the second number: ";
			cin >> num2;
			cout << num1 << "*" << num2 << "=" << num1 * num2<<endl;
			cout << "would you like to continue using the calculator" << endl;
			cin >> ans;
		}
	
	}
	}