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 Fortran (gfortran v4.8.4) (judge verdict: Accepted)

PROGRAM ATCODER

implicit none
integer :: a(3), c5, c7,i

read(*,*) (a(i), i=1,3)   !ここが入力欄

! ここに計算式
c5 = 0 ; c7 = 0
do i = 1, 3
if (a(i) == 5)then
	c5 = c5 + 1
else if (a(i) == 7)then
	c7 = c7 + 1
end if
end do

! ここに出力結果
if (c5 == 2 .and. c7 == 1) then
	write(*,'(a)') 'YES'
else
	write(*,'(a)') 'NO'
end if

END PROGRAM ATCODER