题目如下： You are given a square board of characters. You can move on the board starting at the bottom right square marked with the character 'S'. You nee ...
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其他好文 时间：
2019-12-29 10:57:18
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68
3. Longest Substring Without Repeating Characters Medium 7205424Add to ListShare Given a string, find the length of the longest substring without repe ...
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其他好文 时间：
2019-12-25 12:53:25
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75
题目描述： 方法： class CombinationIterator: def __init__(self, characters: str, combinationLength: int): self.s = characters self.pos = [x for x in range(com ...
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其他好文 时间：
2019-12-23 16:39:02
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81
Design an Iterator class, which has: A constructor that takes a string characters of sorted distinct lowercase English letters and a number combinatio ...
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其他好文 时间：
2019-12-22 10:23:29
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99
题目如下： Design an Iterator class, which has: A constructor that takes a string characters of sorted distinct lowercase English letters and a number comb ...
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其他好文 时间：
2019-12-15 10:24:14
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70
tr 一帮助说明 二常用选项 （一）删除字符或者分隔符 -d，--delete delete characters in SET1，do not translate删除指定字符，不做替换 -C，-C，--complement use the complement of SET1取删除指定字符的补集， ...
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其他好文 时间：
2019-12-11 18:49:45
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81
Given any string of N (≥) characters, you are asked to form the characters into the shape of U. For example, helloworld can be printed as: h d e l l r ...
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其他好文 时间：
2019-12-08 17:52:11
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153
题目如下： Tic-tac-toe is played by two players A and B on a 3 x 3 grid. Here are the rules of Tic-Tac-Toe: Players take turns placing characters into empt ...
题目如下： You are given a string s containing lowercase letters and an integer k. You need to : First, change some characters of s to other lowercase Engl ...
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其他好文 时间：
2019-12-07 10:20:45
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88
链接： https://codeforces.com/contest/1265/problem/A 题意： A string is called beautiful if no two consecutive characters are equal. For example, "ababcb", ...
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其他好文 时间：
2019-12-07 01:04:48
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147
