A string S of lowercase letters is given. We want to partition this string into as many parts as possible so that each letter appears in at most one p ...
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其他好文 时间：
2018-01-16 00:39:34
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203
题目描述 Bessie is playing a video game! In the game, the three letters 'A', 'B', and 'C' are the only valid buttons. Bessie may press the buttons in any ...
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其他好文 时间：
2018-01-13 23:46:07
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208
Given a char array representing tasks CPU need to do. It contains capital letters A to Z where different letters represent different tasks.Tasks could ...
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其他好文 时间：
2018-01-13 20:48:59
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201
Given a char array representing tasks CPU need to do. It contains capital letters A to Z where different letters represent different tasks.Tasks could ...
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其他好文 时间：
2018-01-13 11:14:05
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209
Given a char array representing tasks CPU need to do. It contains capital letters A to Z where different letters represent different tasks.Tasks could ...
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其他好文 时间：
2018-01-13 11:09:47
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154
You are given a string S which consists of 250000 lowercase latin letters at most. We define F(x) as the maximal number of times that some string with ...
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其他好文 时间：
2018-01-11 20:27:39
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155
1 # -*- coding:utf-8 -*- 2 3 __autor__ = "在路上_UP" 4 5 from random import choice 6 import string 7 8 def GenPasswd(length=8,chars=string.ascii_letters+... ...
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其他好文 时间：
2018-01-10 14:50:07
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110
Given a list of sorted characters letters containing only lowercase letters, and given a target letter target, find the smallest element in the list t ...
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其他好文 时间：
2017-12-24 15:51:49
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132
Given a char array representing tasks CPU need to do. It contains capital letters A to Z where different letters represent different tasks.Tasks could ...
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其他好文 时间：
2017-12-22 15:05:04
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102
【题目】F. Letters Removing 【题意】给定只含小写字母、大写字母和数字的字符串，每次给定一个范围要求删除[l,r]内的字符c（l和r具体位置随删除变动），求m次操作后的字符串。n<=2*10^5。 【算法】树状数组+平衡树（set） 【题解】因为坐标是序列变动后的，动态坐标可以转化 ...
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其他好文 时间：
2017-12-19 00:55:46
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96
