Problem:
Score : 100 points

Problem Statement

Iroha loves Haiku. Haiku is a short form of Japanese poetry. A Haiku consists of three phrases with 5, 7 and 5 syllables, in this order.

To create a Haiku, Iroha has come up with three different phrases. These phrases have A, B and C syllables, respectively. Determine whether she can construct a Haiku by using each of the phrases once, in some order.

Constraints

1≦A,B,C≦10

Input

The input is given from Standard Input in the following format:

A B C

Output

If it is possible to construct a Haiku by using each of the phrases once, print YES (case-sensitive). Otherwise, print NO.

Sample Input 1

5 5 7

Sample Output 1

YES

Using three phrases of length 5, 5 and 7, it is possible to construct a Haiku.

Sample Input 2

7 7 5

Sample Output 2

NO

Solution in Java (OpenJDK 11.0.6) (judge verdict: Accepted)

import java.util.*;

public class Main {

	public static void main(String[] args) {
		Scanner sc=new Scanner(System.in);
	int n=3;
	int arr[]=new int[n];
	readArray(arr,sc);
	Arrays.sort(arr);
	if(arr[n-1]!=arr[n-2]) {
		System.out.println("YES");
	}else {
		System.out.println("NO");
	}
		

	}
	
	static void readArray(int[] arr,Scanner sc) { 
		for(int i=0;i<arr.length;i++) {
			arr[i]=sc.nextInt();
		}
	}
	
	
	

}