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 C++14 (GCC 5.4.1) (judge verdict: Wrong Answer)

#pragma GCC optimize("Ofast,no-stack-protector,unroll-loops,no-stack-protector,fast-math")
#include <bits/stdc++.h>
#define ll long long
#define ld long double
#define IO ios_base::sync_with_stdio(0),cin.tie(0),cout.tie(0);
using namespace std;
const int N = 1e2 + 5, M = 2 * N + 5;

int n = 3;
int a[3], b[] = {5, 5, 7};

int main(){
#ifndef ONLINE_JUDGE
    freopen("input.in", "r", stdin);
#endif
    int x;
    scanf("%d", &x);
    if(x != 5)exit((puts("NO"), 0));
    scanf("%d", &x);
    if(x != 7)exit((puts("NO"), 0));
    scanf("%d", &x);
    if(x != 5)exit((puts("NO"), 0));
    puts("YES");
}