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 Java7 (OpenJDK 1.7.0) (judge verdict: Accepted)

import java.util.*;
public class Main {

	
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String in = sc.nextLine();
		String[] inArray = in.split(" ");
		int count5 = 0;
		int count7 = 0;
		for (int i = 0; i < inArray.length; i++) {
			if (inArray[i].equals("5")) {
				count5++;
			} else if (inArray[i].equals("7")) {
				count7++;
			}
		}
		if ((count5 == 2) && (count7 ==1)) {
			System.out.println("YES");
		} else {
			System.out.println("NO");
		}

		sc.close();
	}
	

}