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[How to get an account / participate in contests?](http://atcoder.jp/posts/2) [AtCoder's Contest Format](http://atcoder.jp/posts/1) [AtCoder's Testcases](https://www.dropbox.com/sh/nx3tnilzqz7df8a/AAAYlTq2tiEHl5hsESw6-yfLa?dl=0) - [AtCoder's Rating System](https://www.dropbox.com/sh/zpgcogxmmu84rr8/AADcw6o7M9tJFDgtpqEQQ46Ua?dl=0) - [AtCoder Race Ranking](https://img.atcoder.jp/file/GP30.html)

AtCoder Beginner Contest 189 Announcement

posted:
We will hold <a href="https://atcoder.jp/contests/abc189">AtCoder Beginner Contest 189</a>. - Contest URL: https://atcoder.jp/contests/abc189 - Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20210123T2100&p1=248 - Duration: 100 minutes - Number of Tasks: 6 - Writer: <a href="/users/kort0n" class="username"><span class="user-red">kort0n</span></a>, <a href="/users/kyopro_friends" class="username"><span class="user-orange">kyopro_friends</span></a>, <a href="/users/satashun" class="username"><span class="user-orange">satashun</span></a>, <a href="/users/tatyam" class="username"><span class="user-red">tatyam</span></a> - Rated range: ~ 1999 The point values will be 100-200-300-400-500-600. We are looking forward to your participation!

KEYENCE Programming Contest 2021 Announcement

posted:
We will hold <a href="https://atcoder.jp/contests/keyence2021">KEYENCE Programming Contest 2021</a>. - Contest URL: https://atcoder.jp/contests/keyence2021 - Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20210116T2100&p1=248 - Duration: 120 minutes - Number of Tasks: 6 - Writer: <a href="/users/camypaper" class="username"><span class="user-orange">camypaper</span></a>, <img src="//img.atcoder.jp/assets/icon/crown_silver.png"> <a href="/user/maroonrk" class="username"><span style="color:#869120;">maroonrk</span></a> - Rated range: ~ 2799 The point values will be 300-400-500-700-700-1000. We are looking forward to your participation!

AtCoder Beginner Contest 188 Announcement

posted:
We will hold <a href="https://atcoder.jp/contests/abc188">AtCoder Beginner Contest 188</a>. - Contest URL: https://atcoder.jp/contests/abc188 - Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20210110T2100&p1=248 - Duration: 100 minutes - Number of Tasks: 6 - Writer: <a href="/users/kort0n" class="username"><span class="user-red">kort0n</span></a>, <a href="/users/kyopro_friends" class="username"><span class="user-orange">kyopro_friends</span></a>, <a href="/users/QCFium" class="username"><span class="user-orange">QCFium</span></a>, <a href="/users/tatyam" class="username"><span class="user-red">tatyam</span></a>, <a href="/users/ynymxiaolongbao" class="username"><span class="user-orange">ynymxiaolongbao</span></a> - Rated range: ~ 1999 The point values will be 100-200-300-400-500-600. We are looking forward to your participation!

AtCoder Regular Contest 111 Announcement

posted:
We will hold <a href="https://atcoder.jp/contests/arc111">AtCoder Regular Contest 111</a>. - Contest URL: https://atcoder.jp/contests/arc111 - Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20210109T2100&p1=248 - Duration: 120 minutes - Number of Tasks: 6 - Writer: <img src="//img.atcoder.jp/assets/icon/crown_silver.png"> <a href="/users/yosupo" class="username"><span style="color:#274A78;">yosupo</span></a>, <img src="//img.atcoder.jp/assets/icon/crown_bronze.png"> <a href="/users/sigma425" class="username"><span class="user-red">sigma425</span></a> - Rated range: ~ 2799 The point values will be 300-400-600-600-800-1000. We are looking forward to your participation!

AtCoder Beginner Contest 187 Announcement

posted:
We will hold <a href="https://atcoder.jp/contests/abc187">AtCoder Beginner Contest 187</a>. - Contest URL: https://atcoder.jp/contests/abc187 - Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20210102T2100&p1=248 - Duration: 100 minutes - Number of Tasks: 6 - Writer: <a href="/users/kort0n" class="username"><span class="user-orange">kort0n</span></a>, <a href="/users/Kmcode" class="username"><span class="user-orange">Kmcode</span></a>, <a href="/users/satashun" class="username"><span class="user-orange">satashun</span></a>, <a href="/users/tatyam" class="username"><span class="user-orange">tatyam</span></a>, <a href="/users/tempura0224" class="username"><span class="user-red">tempura0224</span></a>, <img src="//img.atcoder.jp/assets/icon/crown_bronze.png"> <a href="/users/tozangezan" class="username"><span class="user-red">tozangezan</span></a> - Rated range: ~ 1999 The point values will be 100-200-300-400-500-600. We are looking forward to your participation!

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