//
//	Ex
//

import java.util.Scanner;
class TestFraction
{
	public static void main(String[] args)
	{
		Scanner input = new Scanner(System.in);
		System.out.print("Input nume & deno of the 1st fration? ");
		// Q1: read two integers from the keybaord n, d
		int n = input.nextInt();
		int d = input.nextInt();
		// Q2: Declare a fraction x = n/d?
		Fraction x = new Fraction(n, d);
		// Q3: display x?
		//x.writeOut();

		// Q4: Read another fraction to y?
		System.out.print("Input nume & deno of the 2nd fration? ");
		// Q1: read two integers from the keybaord n, d
		n = input.nextInt();
		d = input.nextInt();
		// Q2: Declare a fraction x = n/d?
		Fraction y = new Fraction(n, d);

		// Q5: z = x + y;
		Fraction z = x.add(y);

		System.out.print("z = ");
		z.writeOut();

		System.out.println("\n\nDone.\n\n");
	}
}