LeetCode Weekly Contest 28是LeetCode举办的第三十三场正式周赛,共4道题目,比赛时长1.5小时。
比赛链接:https://leetcode.com/contest/leetcode-weekly-contest-28/
题解列表:
LeetCode 551. Student Attendance Record I
LeetCode 553. Optimal Division
LeetCode Weekly Contest 28是LeetCode举办的第三十三场正式周赛,共4道题目,比赛时长1.5小时。
比赛链接:https://leetcode.com/contest/leetcode-weekly-contest-28/
题解列表:
LeetCode 551. Student Attendance Record I
LeetCode 553. Optimal Division
LeetCode 552. Student Attendance Record II
Given a positive integer n, return the number of all possible attendance records with length n, which will be regarded as rewardable. The answer may be very large, return it after mod 10 ...
LeetCode 555. Split Assembled Strings
Given a list of strings, you could assemble these strings together into a loop. Among all the possible loops, you need to find the lexicographically biggest string after cutting and making one breakpoint of ...
LeetCode 553. Optimal Division
Given a list of positive integers, the adjacent integers will perform the float division. For example, [2,3,4] -> 2 / 3 / 4.
However, you can add any number of parenthesis at any position to ...
LeetCode 551. Student Attendance Record I
You are given a string representing an attendance record for a student. The record only contains the following three characters:
A student could be rewarded if his ...