[Softeer - level2] 8단 변속기

 

import sys

arr = list(map(int,input().split()))

asc = list(range(1,9))
desc = list(range(8,0,-1))
result = ""

if arr==asc:
    result = "ascending"
elif arr==desc:
    result = "descending"
else:
    result = "mixed"

print(result)