题目描述:
LeetCode 681. Next Closest Time
Given a time represented in the format "HH:MM", form the next closest time by reusing the current digits. There is no limit on how many times a digit can be reused.
You may ...
LeetCode 681. Next Closest Time
Given a time represented in the format "HH:MM", form the next closest time by reusing the current digits. There is no limit on how many times a digit can be reused.
You may ...
You're now a baseball game point recorder.
Given a list of strings, each string can be one of the 4 following types:
Integer
(one round's score): Directly represents the number of points you get in ...LeetCode Weekly Contest 50是LeetCode举办的第五十三场正式周赛,共4道题目,比赛时长1.5小时。
比赛链接:https://leetcode.com/contest/leetcode-weekly-contest-50/
题解列表:
LeetCode 680. Valid Palindrome II
You have 4 cards each containing a number from 1 to 9. You need to judge whether they could operated through *
, /
, +
, -
, (
, )
to get the value of 24.
Example 1:
Input: [4, 1, 8, 7] Output ...
LeetCode 678. Valid Parenthesis String
Given a string containing only three types of characters: '(', ')' and '*', write a function to check whether this string is valid. We define the validity of a string by ...