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.Scanner;

/**
 * @author yoshizaki
 *
 */
public class Main {
    public static void main(String[] args) {
        Scanner scanner= new Scanner(System.in);
        int first = scanner.nextInt();
        int second = scanner.nextInt();
        int therd = scanner.nextInt();
        int[] words = {first, second, therd}; 
        String answer = "NO";
        
        int word = 0;
        int fCount = 0;
        int sCount = 0;
                
        for (int w :words) {
            if (w == 5) fCount++;
            if (w == 7) sCount++;
        }
        if(fCount == 2 && sCount == 1) answer = "YES";
        
        System.out.println(answer);
    }
}