import sys

num = str(sys.stdin.readline().split()[0])
a = int(num[:3])
b = int(num[3:]) - 1
c = int(num[3:]) + 1
sum0 = sum([int(num) for num in str(a)])
sum1 = sum([int(num) for num in str(b)])
sum2 = sum([int(num) for num in str(c)])
if abs(sum0 - sum1 == 0) or abs(sum0 - sum2 == 0) or abs(sum1 - sum0 == 0) or abs(sum2 - sum0 == 0):
    print("Yes")
else:
    print("No")