z = open("INPUT.txt")
judgeList = z.read().split(" ")
councler = judgeList[0]
judgeOne = judgeList[1]
judgeTwo = judgeList[2]
judgeThree = judgeList[3]
a = 0
b = 0
c = 0
d = 0

g = 0

if councler == 1:
    a = 2
    print(a)
else:
    a = 0


if judgeOne == 1:
    b = 1
    print(b)
else:
    b = 0


if judgeTwo == 1:
    c = 1
    print(c)
else:
    c = 0


if judgeThree == 1:
    d = 1
    print(d)
else:
    d = 0


sum = a + b + c + d
print(councler)
print(judgeOne)
print(judgeTwo)
print(judgeThree)
print(sum)

if sum > 2:
    print('YES')
else:
    print('NO')