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 Python (3.4.3) (judge verdict: Accepted)

a = list(map(int, input().split()))

A = a[0] + a[1]
if(A==10 or A==12):
  if (a[0] == 7):
    if(a[2] == 5 and a[1] == 5):
      print('YES')
    else:
      print('NO')
  elif (a[1] == 7):
    if(a[2] == 5 and a[0] == 5):
      print('YES')
    else:
      print('NO')
  elif (a[2] == 7):
    if(a[0] == 5 and a[1] == 5):
      print('YES')
    else:
      print('NO')
  else:
    print('NO')
else:
  print('NO')