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 JavaScript (node.js v5.12) (judge verdict: Accepted)

function Main() {
  var input = require("fs").readFileSync("/dev/stdin", "utf-8").trim();
  var items = input.split(" ").map(function(item) { return parseInt(item); });
  items.sort();
  var target = [5, 5, 7];
  var flag = true;
  for (var i = 0; i < 3; ++i) {
    if (items[i] != target[i]) {
      flag = false;
      break;
    }  
  }
  console.log(flag ? "YES" : "NO");
}

Main();