#ezhil
n=int(input())
lis=[0,1,2,3,4,5,6,7,8,9]
if n in lis:
    print("yes")
else:
    print("no")

8e48551596af5218ce9310ead61d60808f9b47d2
<mask token>

<mask token>
if n in lis:
    print('yes')
else:
    print('no')

n = int(input())
lis = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
if n in lis:
    print('yes')
else:
    print('no')

#ezhil
n=int(input())
lis=[0,1,2,3,4,5,6,7,8,9]
if n in lis:
    print("yes")
else:
    print("no")
