We will hold <a href="https://atcoder.jp/contests/abc391">AtCoder Beginner Contest 391</a>. - Contest URL: https://atcoder.jp/contests/abc391 - Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20250201T2100&p1=248 - Duration: 100 minutes - Writer: <img src="//img.atcoder.jp/assets/user/user-orange-1.png" class="user-rating-stage-m"><a href="/users/sotanishy" class="username"><span class="user-orange">sotanishy</span></a>, <img src="//img.atcoder.jp/assets/user/user-orange-2.png" class="user-rating-stage-m"><a href="/users/toam" class="username"><span class="user-orange">toam</span></a>, <img src="//img.atcoder.jp/assets/user/user-orange-2.png" class="user-rating-stage-m"><a href="/users/physics0523" class="username"><span class="user-orange">physics0523</span></a> - Tester: <img src="//img.atcoder.jp/assets/user/user-orange-4.png" class="user-rating-stage-m"><a href="/users/mechanicalpenciI" class="username"><span class="user-orange">mechanicalpenciI</span></a>, <img src="//img.atcoder.jp/assets/user/user-orange-4.png" class="user-rating-stage-m"><a href="/users/cn449" class="username"><span class="user-orange">cn449</span></a> - Rated range: ~ 1999 - The point values: 100-200-300-400-450-500-600 We are looking forward to your participation!

We will hold <a href="https://atcoder.jp/contests/ahc042">AtCoder Heuristic Contest 042</a>. - Contest URL: https://atcoder.jp/contests/ahc042 - Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20250202T1900&p1=248 - Duration: 4 hours - Writer: <a href="/users/wata_admin" class="username"><span class="user-unrated">wata_admin</span></a> - Rated range: All (Heuristic Rating) This contest is one of the qualifying contests for <a href="https://atcoder.jp/posts/1394">AWTF 2026</a>. We are looking forward to your participation!

We will hold <a href="https://atcoder.jp/contests/abc390">AtCoder Beginner Contest 390</a>. - Contest URL: https://atcoder.jp/contests/abc390 - Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20250125T2100&p1=248 - Duration: 100 minutes - Writer: <img src="//img.atcoder.jp/assets/user/user-orange-4.png" class="user-rating-stage-m"><a href="/users/mechanicalpenciI" class="username"><span class="user-orange">mechanicalpenciI</span></a>, <img src="//img.atcoder.jp/assets/user/user-orange-1.png" class="user-rating-stage-m"><a href="/users/sounansya" class="username"><span class="user-orange">sounansya</span></a> - Tester: <img src="//img.atcoder.jp/assets/user/user-orange-4.png" class="user-rating-stage-m"><a href="/users/Nyaan" class="username"><span class="user-orange">Nyaan</span></a>, <img src="//img.atcoder.jp/assets/user/user-orange-4.png" class="user-rating-stage-m"><a href="/users/yuto1115" class="username"><span class="user-orange">yuto1115</span></a> - Rated range: ~ 1999 - The point values: 150-200-300-400-450-525-600 We are looking forward to your participation!

We will hold <a href="https://atcoder.jp/contests/arc191">AtCoder Regular Contest 191 (Div. 2)</a>. - Contest URL: https://atcoder.jp/contests/arc191 - Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20250126T2100&p1=248 - Duration: 120 minutes - Number of Tasks: 5 - Writer: <img src="//img.atcoder.jp/assets/user/user-orange-1.png" class="user-rating-stage-m"><a href="/users/sounansya" class="username"><span class="user-orange">sounansya</span></a> - Tester: <img src="//img.atcoder.jp/assets/user/user-orange-4.png" class="user-rating-stage-m"><a href="/users/Nyaan" class="username"><span class="user-orange">Nyaan</span></a>, <img src="//img.atcoder.jp/assets/icon/crown_bronze.png"> <a href="/users/maspy" class="username"><span class="user-red">maspy</span></a> - Rated range: 1200 ~ 2399 The point values will be 400-500-600-700-800. We are looking forward to your participation!

We will hold <a href="https://atcoder.jp/contests/abc389">Toyota Programming Contest 2025（AtCoder Beginner Contest 389)</a>. - Contest URL: https://atcoder.jp/contests/abc389 - Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20250118T2100&p1=248 - Duration: 100 minutes - Writer: <img src="//img.atcoder.jp/assets/user/user-orange-4.png" class="user-rating-stage-m"><a href="/users/nok0" class="username"><span class="user-orange">nok0</span></a>, <img src="//img.atcoder.jp/assets/user/user-orange-1.png" class="user-rating-stage-m"><a href="/users/MtSaka" class="username"><span class="user-orange">MtSaka</span></a>, <a href="/users/evima" class="username"><span class="user-unrated">evima</span></a> - Tester: <img src="//img.atcoder.jp/assets/user/user-orange-2.png" class="user-rating-stage-m"><a href="/users/physics0523" class="username"><span class="user-orange">physics0523</span></a>, <img src="//img.atcoder.jp/assets/user/user-orange-1.png" class="user-rating-stage-m"><a href="/users/kyopro_friends" class="username"><span class="user-orange">kyopro_friends</span></a> - Rated range: ~ 1999 - The point values: 100-150-300-400-475-525-600 We are looking forward to your participation!

We will hold <a href="https://atcoder.jp/contests/ahc041">ALGO ARTIS Programming Contest 2025 Winter（AtCoder Heuristic Contest 041）</a>. - Contest URL: https://atcoder.jp/contests/ahc041 - Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20250119T1500&p1=248 - Duration: 4 hours - Writer: <img src="https://img.atcoder.jp/assets/icon/crown_gold.png"><a href="https://atcoder.jp/users/terry_u16?contestType=heuristic" class="username"><span class="user-red">terry_u16</span></a> - Rated range: All (Heuristic Rating) This contest is one of the qualifying contests for <a href="https://atcoder.jp/posts/1394">AWTF 2026</a>. We are looking forward to your participation!

We will hold <a href="https://atcoder.jp/contests/arc190">AtCoder Regular Contest 190 (Div. 1)</a>. - Contest URL: https://atcoder.jp/contests/arc190 - Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20250112T2100&p1=248 - Duration: 120 minutes - Number of Tasks: 5 - Writer: <img src="//img.atcoder.jp/assets/icon/crown_bronze.png"> <a href="/users/maspy" class="username"><span class="user-red">maspy</span></a> - Tester: <img src="//img.atcoder.jp/assets/user/user-orange-4.png" class="user-rating-stage-m"><a href="/users/Nyaan" class="username"><span class="user-orange">Nyaan</span></a> - Rated range: 1600 ~ 2799 The point values will be 700-800-800-900-1100. We are looking forward to your participation!

We will hold <a href="https://atcoder.jp/contests/abc388">HHKB Programming Contest 2025(AtCoder Beginner Contest 388)</a>. - Contest URL: https://atcoder.jp/contests/abc388 - Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20250111T2100&p1=248 - Duration: 100 minutes - Writer: <img src="//img.atcoder.jp/assets/user/user-orange-2.png" class="user-rating-stage-m"><a href="/users/MMNMM" class="username"><span class="user-orange">MMNMM</span></a>, <img src="//img.atcoder.jp/assets/user/user-orange-3.png" class="user-rating-stage-m"><a href="/users/cn449" class="username"><span class="user-orange">cn449</span></a>, <img src="//img.atcoder.jp/assets/user/user-orange-2.png" class="user-rating-stage-m"><a href="/users/physics0523" class="username"><span class="user-orange">physics0523</span></a> - Tester: <img src="//img.atcoder.jp/assets/user/user-orange-1.png" class="user-rating-stage-m"><a href="/users/sotanishy" class="username"><span class="user-orange">sotanishy</span></a>, <img src="//img.atcoder.jp/assets/user/user-orange-2.png" class="user-rating-stage-m"><a href="/users/toam" class="username"><span class="user-orange">toam</span></a> - Rated range: ~ 1999 - The point values: 100-200-300-400-450-550-575 We are looking forward to your participation!

We will hold <a href="https://atcoder.jp/contests/abc387">AtCoder Beginner Contest 387</a>. - Contest URL: https://atcoder.jp/contests/abc387 - Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20250104T2100&p1=248 - Duration: 100 minutes - Writer: <img src="//img.atcoder.jp/assets/user/user-orange-4.png" class="user-rating-stage-m"><a href="/users/Nyaan" class="username"><span class="user-orange">Nyaan</span></a>, <img src="//img.atcoder.jp/assets/user/user-orange-4.png" class="user-rating-stage-m"><a href="/users/yuto1115" class="username"><span class="user-orange">yuto1115</span></a> - Tester: <img src="//img.atcoder.jp/assets/user/user-orange-1.png" class="user-rating-stage-m"><a href="/users/MtSaka" class="username"><span class="user-orange">MtSaka</span></a>, <img src="//img.atcoder.jp/assets/user/user-orange-1.png" class="user-rating-stage-m"><a href="/users/sounansya" class="username"><span class="user-orange">sounansya</span></a> - Rated range: ~ 1999 - The point values: 100-150-350-400-500-550-675 We are looking forward to your participation!

We will hold <a href="https://atcoder.jp/contests/agc070">AtCoder Grand Contest 070</a>. This contest counts for GP30 scores. - Contest URL: https://atcoder.jp/contests/agc070 - Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20241229T2100&p1=248 - Duration: 180 minutes - Number of Tasks: 5 - Writer: <img src="//img.atcoder.jp/assets/user/user-orange-4.png" class="user-rating-stage-m"><a href="/users/Nyaan" class="username"><span class="user-orange">Nyaan</span></a> - Tester: <img src="//img.atcoder.jp/assets/icon/crown_bronze.png"> <a href="/users/maspy" class="username"><span class="user-red">maspy</span></a>, <a href="/users/IH19980412" class="username"><span class="user-red">IH19980412</span></a> - Rated range: 2000 ~ The point values will be 600-1000-1000-1800-1800. We are looking forward to your participation!