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.util.*;
public class Main {
    public static void main(String[] args) throws Exception {
        try (Scanner sc = new Scanner(System.in)) {
            while (sc.hasNextInt()) {
                String s = "No";
                int a = Integer.parseInt(sc.next());
                int b = Integer.parseInt(sc.next());
                int c = Integer.parseInt(sc.next());
                if(a==b && b==c) s = "Yes";
                System.out.println(s);
            }
        }
    }
}