题目描述：
You are standing at position 0 on an infinite number line. There is a goal at position target.
On each move, you can either go left or right. During the n-th move (starting ...
[LeetCode]Reach a Number
LeetCode Weekly Contest 64解题报告
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LeetCode.
LeetCode Weekly Contest 64是LeetCode举办的第六十八场正式周赛，共4道题目，比赛时长1.5小时。
比赛链接：https://leetcode.com/contest/leetcode-weekly-contest-64/
题解列表：
[LeetCode]Cracking the Safe
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LeetCode.
题目描述：
LeetCode 753. Cracking the Safe
There is a box protected by a password. The password is n digits, where each letter can be one of the first k digits 0, 1, ..., k-1.
You can keep inputting the password, the ...
[LeetCode]Open the Lock
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LeetCode.
题目描述：
You have a lock in front of you with 4 circular wheels. Each wheel has 10 slots: '0', '1', '2', '3', '4', '5', '6', '7', '8', '9'. The wheels can rotate freely and wrap ...
[LeetCode]IP to CIDR
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LeetCode.
题目描述：
Given a start IP address ip and a number of ips we need to cover n, return a representation of the range as a list (of smallest possible length) of CIDR blocks.
A CIDR ...