//
//  triangle.cpp 
//
//	Programmer: Pamela J Vermeer
//
//	Program to practice writing boolean expressions
//
//	This program gets three numbers as input from the user.  It 
//	outputs whether the three numbers could be the sides of a
//	triangle, and whether they could be the sides of an
//	isosceles triangle

#include <iostream.h>
#include <stdlib.h>

int main()
{

	double side1, side2, side3;	// three input lengths
	bool triangle,		// true if input are sides of triangle
		 isosceles;		// true if input are sides of isosceles triangle

	// Get input
	cout << "Enter three numbers that might be the sides of "
		 << "an isosceles triangle: ";
	cin >> side1 >> side2 >> side3;

	// Determine whether the input could be the sides of an isosceles triangle
	triangle = (side1 + side2 > side3) &&
				(side1 + side3 > side2) &&
				(side2 + side3 > side1);

	isosceles = triangle && 
				((side1 == side2 && side1 != side3) ||
				 (side1 == side3 && side1 != side2) ||
				 (side2 == side3 && side2 != side1));

	// Output the results
	cout << "The value of triangle is " << triangle << endl;
	cout << "The value of isosceles is " << isosceles << endl << endl;


	return EXIT_SUCCESS;
}