student = int(input())
scores = list(map(int, input().split()))

scores.sort()

print(" ".join(map(str, scores)))

fail_scores = [x for x in scores if x < 60]
pass_scores = [x for x in scores if x >= 60]

if not fail_scores:
    print("best case")
else:
    print(max(fail_scores))

if not pass_scores:
    print("worst case")
else:
    print(min(pass_scores))