Problem:
Score : 100 points

Problem Statement

You are given three integers A, B and C.

Determine if there exists an equilateral triangle whose sides have lengths A, B and C.

Constraints

All values in input are integers.

1 \leq A,B,C \leq 100

Input

Input is given from Standard Input in the following format:

A B C

Output

If there exists an equilateral triangle whose sides have lengths A, B and C, print Yes; otherwise, print No.

Sample Input 1

2 2 2

Sample Output 1

Yes

There exists an equilateral triangle whose sides have lengths 2, 2 and 2.

Sample Input 2

3 4 5

Sample Output 2

No

There is no equilateral triangle whose sides have lengths 3, 4 and 5.

Solution in Java8 (OpenJDK 1.8.0) (judge verdict: Accepted)

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class Main {

    public static void main(String[] args) {

        InputStreamReader isr = new InputStreamReader(System.in);
        BufferedReader br = new BufferedReader(isr);

        String str1 = null;

        try {
            str1 = br.readLine();
            String strN[] = str1.split(" +");

            int intA = Integer.parseInt(strN[0]);
            int intB = Integer.parseInt(strN[1]);
            int intC = Integer.parseInt(strN[2]);

            br.close();

            if (intA == intB && intA == intC) {
            	System.out.println("Yes");
            } else {
            	System.out.println("No");
            }




        } catch (IOException e) {

        }


    }

}