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: Wrong Answer)

import java.util.Scanner;

public class Main {
	public static void main(String[] args) {
    	Scanner sc = new Scanner(System.in);
      	int cnt5 = 0;
      	int cnt7 = 0;
      	int a = sc.nextInt();
      	cnt5 = (a == 5) ? cnt5 + 1:cnt5;
      	cnt7 = (a == 7) ? cnt7 + 1:cnt7;
      	int b = sc.nextInt();
      	cnt5 = (a == 5) ? cnt5 + 1:cnt5;
      	cnt7 = (a == 7) ? cnt7 + 1:cnt7;
      	int c = sc.nextInt();
      	cnt5 = (a == 5) ? cnt5 + 1:cnt5;
      	cnt7 = (a == 7) ? cnt7 + 1:cnt7;
      
      	if (cnt5 == 2 && cnt7 == 1) {
          System.out.println("YES");
        } else {
          System.out.println("NO");
        }
    }
}