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 C# (Mono 4.6.2.0) (judge verdict: Accepted)

public class Hello{
    public static void Main(){

        var line = System.Console.ReadLine().Trim().Split(' ');
        int a =int.Parse(line[0]);
        int b =int.Parse(line[1]);
        int c =int.Parse(line[2]);
      
      if(a==b&& a==c)
        
        System.Console.WriteLine("Yes");
      else
        
        System.Console.WriteLine("No");
    }
}