AtCoder

AtCoder刷题记录

AtCoder 介绍

日本的一个 OI 网站，网址为 AtCoder。基本每周都会有一个在线竞赛，一般是六题，A ~ F。
竞赛难度分为：
AtCoder Beginner Contest。简称 ABC，入门赛。难度和国内 NOIP 普及组类似，比普及组 T4 略微低一点。
AtCoder Regular Contest。简称 ARC。
AtCoder Grand Contest。简称 AGC，大师赛。
还会有一些企业竞赛。

已经完成的题目

AtCoder Beginner Contest

ABC177

题号	题目	链接	AC参考代码
A题	Don't be late	https://atcoder.jp/contests/abc177/tasks/abc177_a	https://github.com/zhouyium/AtCoder/blob/master/ABC177/a.cpp
B题	Substring	https://atcoder.jp/contests/abc177/tasks/abc177_b	https://github.com/zhouyium/AtCoder/blob/master/ABC177/b.cpp
C题	Sum of product of pairs	https://atcoder.jp/contests/abc177/tasks/abc177_c	https://github.com/zhouyium/AtCoder/blob/master/ABC177/c.cpp
D题	Friends	https://atcoder.jp/contests/abc177/tasks/abc177_d	https://github.com/zhouyium/AtCoder/blob/master/ABC177/d.cpp

ABC178

题号	题目	链接	AC参考代码
A题	Not	https://atcoder.jp/contests/abc178/tasks/abc178_a	https://github.com/zhouyium/AtCoder/blob/master/ABC178/a.cpp
B题	Product Max	https://atcoder.jp/contests/abc178/tasks/abc178_b	https://github.com/zhouyium/AtCoder/blob/master/ABC178/b.cpp
C题	Ubiquity	https://atcoder.jp/contests/abc178/tasks/abc178_c	https://github.com/zhouyium/AtCoder/blob/master/ABC178/c.cpp
D题	Redistribution	https://atcoder.jp/contests/abc178/tasks/abc178_d	https://github.com/zhouyium/AtCoder/blob/master/ABC178/d.cpp
E题	Dist Max	https://atcoder.jp/contests/abc178/tasks/abc178_e	https://github.com/zhouyium/AtCoder/blob/master/ABC178/e.cpp
F题	Contrast	https://atcoder.jp/contests/abc178/tasks/abc178_f	https://github.com/zhouyium/AtCoder/blob/master/ABC178/f.cpp

ABC179

题号	题目	链接	AC参考代码
A题	Plural Form	https://atcoder.jp/contests/abc179/tasks/abc179_a	https://github.com/zhouyium/AtCoder/blob/master/ABC179/a.cpp
B题	Go to Jail	https://atcoder.jp/contests/abc179/tasks/abc179_b	https://github.com/zhouyium/AtCoder/blob/master/ABC179/b.cpp
C题	A x B + C	https://atcoder.jp/contests/abc179/tasks/abc179_c	https://github.com/zhouyium/AtCoder/blob/master/ABC179/c.cpp
D题	Leaping Tak	https://atcoder.jp/contests/abc179/tasks/abc179_d	https://github.com/zhouyium/AtCoder/blob/master/ABC179/d.cpp
E题	Sequence Sum	https://atcoder.jp/contests/abc179/tasks/abc179_e	https://github.com/zhouyium/AtCoder/blob/master/ABC179/e.cpp

ABC180

题号	题目	链接	AC参考代码
A题	box	https://atcoder.jp/contests/abc180/tasks/abc180_a	https://github.com/zhouyium/AtCoder/blob/master/ABC180/taskA.cpp
B题	Various distances	https://atcoder.jp/contests/abc180/tasks/abc180_b	https://github.com/zhouyium/AtCoder/blob/master/ABC180/taskB.cpp
C题	Cream puff	https://atcoder.jp/contests/abc180/tasks/abc180_c	https://github.com/zhouyium/AtCoder/blob/master/ABC180/taskC.cpp

ABC181

题号	题目	链接	AC参考代码
A题	Heavy Rotation	https://atcoder.jp/contests/abc181/tasks/abc181_a	https://github.com/zhouyium/AtCoder/blob/master/ABC181/taskA.cpp
B题	Trapezoid Sum	https://atcoder.jp/contests/abc181/tasks/abc181_b	https://github.com/zhouyium/AtCoder/blob/master/ABC181/taskB.cpp
C题	Collinearity	https://atcoder.jp/contests/abc181/tasks/abc181_c	https://github.com/zhouyium/AtCoder/blob/master/ABC181/taskC.cpp
D题	Hachi	https://atcoder.jp/contests/abc181/tasks/abc181_d	https://github.com/zhouyium/AtCoder/blob/master/ABC181/taskD.cpp
E题	Transformable Teacher	https://atcoder.jp/contests/abc181/tasks/abc181_e	https://github.com/zhouyium/AtCoder/blob/master/ABC181/taskE.cpp

ABC182

题号	题目	链接	AC参考代码
A题	twiblr	https://atcoder.jp/contests/abc182/tasks/abc182_a	https://github.com/zhouyium/AtCoder/blob/master/ABC182/taskA.cpp
B题	Almost GCD	https://atcoder.jp/contests/abc182/tasks/abc182_b	https://github.com/zhouyium/AtCoder/blob/master/ABC182/taskB.cpp
C题	To 3	https://atcoder.jp/contests/abc182/tasks/abc182_c	https://github.com/zhouyium/AtCoder/blob/master/ABC182/taskC.cpp
D题	Wandering	https://atcoder.jp/contests/abc182/tasks/abc182_d	https://github.com/zhouyium/AtCoder/blob/master/ABC182/taskD.cpp

ABC183

题号	题目	链接	AC参考代码
C题	Travel	https://atcoder.jp/contests/abc183/tasks/abc183_c	https://github.com/zhouyium/AtCoder/blob/master/ABC183/taskC.cpp
D题	Water Heater	https://atcoder.jp/contests/abc183/tasks/abc183_d	https://github.com/zhouyium/AtCoder/blob/master/ABC183/taskD.cpp
E题	Queen on Grid	https://atcoder.jp/contests/abc183/tasks/abc183_e	https://github.com/zhouyium/AtCoder/blob/master/ABC183/taskE.cpp

AtCoder Regular Contest

ARC106

ARC107

AtCoder Grand Contest

AGC048