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: Runtime Error)

import java.util.Scanner;
import java.util.Arrays;
 
public class Main {
    public static void main(String[] args) {
      Scanner scan = new Scanner(System.in);
      int N = scan.nextInt();
      int L = scan.nextInt();
     
      String[] str = new String[N];
      
      for(int i = 0; i < N; i++){  
        str[i] = scan.next();
      }
      
      Arrays.sort(str);
      
      for(String out : str){
        System.out.print(out);
      }
      scan.close();    
    } 
}