1006 Sign In and Sign Out
1006 Sign In and Sign Out
注意点
- 如果输入为0,即没有人来(不过没有对应的测试用例)
- 注意比较时的边界条件
代码
n = int(input())
if n == 0:
exit()
min_person = ["", "23:59:59"]
max_person = ["", "00:00:00"]
for i in range(n):
data = input().split(" ")
if data[1] <= min_person[1]:
min_person = [data[0], data[1]]
if data[2] >= max_person[1]:
max_person = [data[0], data[2]]
print(min_person[0] + " " + max_person[0], end="")

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