题目描述：
We stack glasses in a pyramid, where the first row has 1 glass, the second row has 2 glasses, and so on until the 100th row. Each glass holds one cup (250ml) of champagne ...
归档 2018年3月
[LeetCode]Champagne Tower
[LeetCode]All Paths From Source to Target
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LeetCode.
题目描述：
LeetCode 797. All Paths From Source to Target
Given a directed, acyclic graph of N nodes. Find all possible paths from node 0 to node N-1, and return them in any order.
The graph is given as follows ...
[LeetCode]Rotate String
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LeetCode.
题目描述：
We are given two strings, A and B.
A shift on A consists of taking string A and moving the leftmost character to the rightmost position. For example, if A = 'abcde', then it will be ...
LeetCode Weekly Contest 74解题报告
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LeetCode.
LeetCode Weekly Contest 74是LeetCode举办的第七十八场正式周赛，共4道题目，比赛时长1.5小时。
比赛链接：https://leetcode.com/contest/leetcode-weekly-contest-74/
题解列表：
LeetCode 794. Valid Tic-Tac-Toe State
LeetCode 792. Number of Matching Subsequences
[LeetCode]Preimage Size of Factorial Zeroes Function
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LeetCode.
题目描述：
LeetCode 793. Preimage Size of Factorial Zeroes Function
Let f(x) be the number of zeroes at the end of x!. (Recall that x! = 1 * 2 * 3 * ... * x, and by convention, 0! = 1.)
For example, f(3) = 0 because ...