Information

[How to get an account / participate in contests?](http://atcoder.jp/post/2) [AtCoder's Contest Format](http://atcoder.jp/post/1) [AtCoder's Testcases](https://www.dropbox.com/sh/arnpe0ef5wds8cv/AAAk_SECQ2Nc6SVGii3rHX6Fa?dl=0) - [AtCoder's Rating System](https://www.dropbox.com/sh/zpgcogxmmu84rr8/AADcw6o7M9tJFDgtpqEQQ46Ua?dl=0) - [AtCoder Race Ranking](https://docs.google.com/spreadsheets/d/1T-hKu_vIh8l4EiW6XTWOvP0evzsWj0f45JNNgou21Cc/edit#gid=695896678)

Announcement for beta version

We provide [beta version](https://beta.atcoder.jp/). Several functions has been added. Please try it!

AtCoder Beginner Contest 106 announcement

posted:
[AtCoder Beginner Contest 106](https://beta.atcoder.jp/contests/abc106) will be held. - Time: August 18th (Saturday), [21:00 JST](http://www.timeanddate.com/worldclock/fixedtime.html?iso=20180818T2100&p1=248) - Duration: 100 minutes - Number of Tasks: 4 - writer: <a href="/user/E869120" class="username"><span class="user-red">E869120</span></a> <a href="/user/square1001" class="username"><span class="user-orange">square1001</span></a> - Rated range: 0-1199 The point values are: 100 - 200 - 300 - 400 We are looking forward to your participation!

AtCoder Beginner Contest 105 announcement

posted:
[AtCoder Beginner Contest 105](https://beta.atcoder.jp/contests/abc105) will be held. - Time: August 11th (Saturday), [21:00 JST](http://www.timeanddate.com/worldclock/fixedtime.html?iso=20180811T2100&p1=248) - Duration: 100 minutes - Number of Tasks: 4 - writer:<a href="/user/DEGwer" class="username"><span class="user-red">DEGwer</span></a> <a href="/user/E869120" class="username"><span class="user-red">E869120</span></a> <a href="/user/square1001" class="username"><span class="user-orange">square1001</span></a> - Rated range: 0-1199 The point values are: 100 - 200 - 300 - 400 We are looking forward to your participation!

Barcelona Programming Bootcamp

posted:
[Harbour.Space University](https://harbour.space/) in collaboration with Moscow Workshops ICPC will host [the third Hello Barcelona competitive programming boot camp](http://in.harbour.space/icpc/acm-icpc-hello-barcelona-bootcamp-autumn-2018/?utm_source=partners&utm_medium=atcoder) this year. - Date: Sep 26 - Oct 4 - Duration: 9 days - Location: Barcelona, Spain - Participation Fee: 1270 Euro per person (early bird and loyalty discounts available for registrations before the 1st of August) (fee includes training, lectures, half board and accommodation, as well as the leisure and entertainment.) - Language: English - Register to attend: [website](http://in.harbour.space/icpc/acm-icpc-hello-barcelona-bootcamp-autumn-2018/?utm_source=partners&utm_medium=atcoder) The world's best coaches, including Andrey Stankevich, Mike Mirzayanov and Michel Tikhomirov will be attending. Contact : rie.okuno@harbour.space

AtCoder Beginner Contest 104 announcement

posted:
[AtCoder Beginner Contest 104](https://beta.atcoder.jp/contests/abc104) will be held. - Time: August 5th (Sunday), [21:00 JST](http://www.timeanddate.com/worldclock/fixedtime.html?iso=20180805T2100&p1=248) - Duration: 100 minutes - Number of Tasks: 4 - writer:<a href='/user/evima' class='username'>evima</a> - Rated range: 0-1199 The point values are: 100 - 200 - 300 - 400 We are looking forward to your participation!

AtCoder Beginner Contest 103 announcement

posted:
[AtCoder Beginner Contest 103](https://beta.atcoder.jp/contests/abc103) will be held. - Time: June 21st (Saturday), [21:00 JST](http://www.timeanddate.com/worldclock/fixedtime.html?iso=20180721T2100&p1=248) - Duration: 100 minutes - Number of Tasks: 4 - writer:<a href='/user/drafear' class='username'><span class='user-orange'>drafear</span></a> - Rating: 0-1199 The point values are: 100 - 200 - 300 - 400 We are looking forward to your participation!