input()
score = [int(i) for i in input().split()]
score.sort()
print(" ".join([str(i) for i in score]))
high = [i for i in score if i <60]
low = [i for i in score if i >=60]
print('best case' if len(high) == 0 else max(high))
print('worst case' if len(low) == 0 else min(low))