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 Java8 (OpenJDK 1.8.0) (judge verdict: Accepted)

import java.util.*;


public class Main {

	public static void main(String[] args) {
		
		Scanner cin = new Scanner(System.in);
		
		
		int[] nums = new int[3];
		
		nums[0] = cin.nextInt();
		nums[1] = cin.nextInt();
		nums[2] = cin.nextInt();
		
		Arrays.sort(nums);
		
		if (nums[0] == 5 && nums[1] == 5 && nums[2] == 7) {
			System.out.println("YES");
		} else {
			System.out.println("NO");
		}
	}

}