num = int(input())

if num == 0:
    print("zero")
elif num == 1:
    print("one")
elif num == 2:
    print("two")
elif num == 3:
    print("three")
elif num == 4:
    print("four")
elif num == 5:
    print("five")
elif num == 6:
    print("one")
elif num == 7:
    print("one")
elif num == 8:
    print("eight")
elif num == 9:
    print("nine")
elif num == 10:
    print("ten")