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(共302篇)
字符串专题(KMP,扩展kmp,Manacher)
题目链接 A - Number Sequence Given two sequences of numbers : a[1], a[2], … , a[N], and b[1], b[2], … , b[M] (1 <= M <= 10000, 1 <= N <= 10000...
2021-04-23
0
417
PyCharm下载-安装-初步使用-Python3
PyCharm 是一款功能强大的 Python 编辑器,具有跨平台性。 安装这个编译器还得安装好pyhon环境; 安装环境的网址传送门 以及我写的另一篇博客 安装环境的简单过程传送门 这是 PyCharm 的下载地址:链接 文章目录 1.选择安装版本 ...
2021-04-23
0
570
Python环境的安装
关于Python环境的安装其实比较简P单。一旦出问题时,就会有点麻烦 下面是直接安装过程 一遍过,基本没问题。 本次使用的是3.7.4版 1.首先是网站:Python环境下载 2.点下载(Download) 3.选择系统 电脑自带的是Windows系统,当然以后学了Linux等其它系统的话,也可以...
2021-04-23
0
360
codefoces-A. Divide it!
题目链接 You are given an integer n. You can perform any of the following operations with this number an arbitrary (possibly, zero) number of times: Rep...
2021-04-23
0
429
Codeforces Round #427 (Div. 2)
A. Key races 题目链接 Two boys decided to compete in text typing on the site “Key races”. During the competition, they have to type a text consisting of s...
2021-04-23
0
540
Girls' research (KMP)
题目链接 One day, sailormoon girls are so delighted that they intend to research about palindromic strings. Operation contains two steps: First step: girl...
2021-04-23
0
397
Codeforces #479 (Div. 3)-C. Less or Equal-
C. Less or Equal You are given a sequence of integers of length n and integer number k. You should print any integer number x in the range of [1;109]...
2021-04-23
0
392
Codeforces Round #383 (Div. 2)
题目链接 A. Arpa’s hard exam and Mehrdad’s naive cheat There exists an island called Arpa’s land, some beautiful girls live there, as ugly ones do. Mehr...
2021-04-23
0
679
Codeforces Round #529 (Div. 3)
A. Repeating Cipher Polycarp loves ciphers. He has invented his own cipher called repeating. Repeating cipher is used for strings. To encrypt the st...
2021-04-23
0
599
Codeforces Round #479 (Div. 3)
A. Wrong Subtraction 题目链接 Little girl Tanya is learning how to decrease a number by one, but she does it wrong with a number consisting of two or mor...
2021-04-23
0
502
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