2920번: 음계 (구현, 반복) - Fastcampus

www.acmicpc.net/problem/2920

2920번: 음계

def run(a):
    ascending = True
    descending = True

    for i in range(len(a) - 1):
        if a[i] > a[i + 1]:
            ascending = False
        elif a[i] < a[i + 1]:
            descending = False

    if ascending:
        return "ascending"
    elif descending:
        return "descending"
    return "mixed"


a = list(map(int, input().split()))
print(run(a))