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: Runtime Error)

import java.io.*;
import java.util.*;
 
public class Main {
  public static void main(String[] args) throws IOException {
    BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
    StringTokenizer st = new StringTokenizer(in.readLine());
    
    int N = Integer.parseInt(st.nextToken());
    int L = Integer.parseInt(st.nextToken());
    
    String[] s = new String[N];
    
    for (int i = 0; i < N; i++) {
        s[i] = in.readLine();
    }
    
    Arrays.sort(s);
    
    String l = "";
    
    for (int i = 0; i < N; i++) {
        l += s[i];
    }
    
    System.out.println(l);
  }
}