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.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.List;

class Main {

	public static void main(String[] args) throws Exception {

		try {

			BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

			String[] inputStringList = br.readLine().split("\\s+");

			List<String> fiveList = new ArrayList<>();
			List<String> sevenList = new ArrayList<>();

			for (String inputString : inputStringList) {
				if (inputString.equals("5")) {
					fiveList.add(inputString);
				} else if (inputString.equals("7")) {
					sevenList.add(inputString);
				}
			}
			
			String result;
			if (fiveList.size() == 2 && sevenList.size() == 1) {
				result = "YES";
			} else {
				result = "NO";
			}
			
			System.out.println(result);
			
		} catch (IOException | NumberFormatException e) {
			e.printStackTrace();
			System.exit(0);
		} catch (Exception e) {
			e.printStackTrace();
			System.exit(0);
		}

	}
}