//	Author: James Waltersdorf
//	instructor: Dr. Wang
// 	Filename: Math.cpp
// 	compilation: g++ math.cpp -o math.out
//	

#include <iostream>
#include <iomanip>

using namespace std;

int main()
{
	float a, b, add, subtract, multiply, div;
	cout << fixed << showpoint << setprecision(1);

	cout << "Input a: ";
	cin >> a;

	cout << "Input b: ";
	cin >> b;

	while( a, b > 0)	\\Quit the loop for negative variable
	{

		add = a + b;
		subtract = a - b;
		multiply = a * b;
		div = a / b;
	
		cout << "The addition is: " << add << '\n';
		cout << setprecision(2);
		cout << "The division is: " << div << endl;
		cout << setprecision(2);
		cout << "The multiplication is: " << multiply << endl;
		cout << setprecision(2);
		cout << "The subtraction is: " << subtract << endl;

		cout << "Input a (-1 to quit): ";
		cin >> a;
		cout<< "input b:";
		cin>> b;
	}

	return 0;
}