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We will hold <a href="https://atcoder.jp/contests/arc212">AtCoder Regular Contest 212 (Div. 2)</a>.
- Contest URL: https://atcoder.jp/contests/arc212
- Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20260111T2100&p1=248
- Duration: 120 minutes
- Number of Tasks: 6
- Writer: <img src="//img.atcoder.jp/assets/user/user-yellow-1.png" class="user-rating-stage-m"><a href="/users/milkcoffee" class="username"><span class="user-yellow">milkcoffee</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 400-500-600-600-700-700.
We are looking forward to your participation!
We will hold <a href="https://atcoder.jp/contests/abc440">AtCoder Beginner Contest 440</a>.
- Contest URL: https://atcoder.jp/contests/abc440
- Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20260110T2100&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/kyopro_friends" class="username"><span class="user-orange">kyopro_friends</span></a>, <img src="//img.atcoder.jp/assets/user/user-orange-3.png" class="user-rating-stage-m"><a href="/users/sheyasutaka" class="username"><span class="user-orange">sheyasutaka</span></a>
- Tester: <img src="//img.atcoder.jp/assets/user/user-yellow-4.png" class="user-rating-stage-m"><a href="/users/sounansya" class="username"><span class="user-yellow">sounansya</span></a>, <img src="//img.atcoder.jp/assets/icon/crown_bronze.png"> <a href="/users/cn449" class="username"><span class="user-red">cn449</span></a>
- Rated range: ~ 1999
- The point values: 100-200-300-400-450-550-600
We are looking forward to your participation!
We will hold <a href="https://atcoder.jp/contests/ahc059">AtCoder Heuristic Contest 059</a>.
- Contest URL: https://atcoder.jp/contests/ahc059
- Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20260110T1500&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 AWTF 2027.
We are looking forward to your participation!
We will hold <a href="https://atcoder.jp/contests/abc439">AtCoder Beginner Contest 439</a>.
- Contest URL: https://atcoder.jp/contests/abc439
- Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20260103T2100&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/physics0523" class="username"><span class="user-orange">physics0523</span></a>, <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-1.png" class="user-rating-stage-m"><a href="/users/kyopro_friends" class="username"><span class="user-orange">kyopro_friends</span></a>, <a href="/users/blackyuki" class="username"><span class="user-red">blackyuki</span></a>
- Tester: <img src="//img.atcoder.jp/assets/user/user-orange-1.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/icon/crown_bronze.png"> <a href="/users/yuto1115" class="username"><span class="user-red">yuto1115</span></a>
- Rated range: ~ 1999
- The point values: 100-200-300-425-450-525-650
We are looking forward to your participation!
We will hold <a href="https://atcoder.jp/contests/agc076">AtCoder Grand Contest 076</a>.
This contest counts for GP30 scores.
- Contest URL: https://atcoder.jp/contests/agc076
- Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20251228T2100&p1=248
- Duration: 180 minutes
- Number of Tasks: 5
- Writer: <a href="/users/maroonrk" class="username"><span style="color:#869120;">maroonrk</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>, <img src="//img.atcoder.jp/assets/icon/crown_bronze.png"> <a href="/users/IH19980412" class="username"><span class="user-red">IH19980412</span></a>
- Rated range: 2000 ~
The point values will be 700-1100-1200-1400-1400.
We are looking forward to your participation!
We will hold <a href="https://atcoder.jp/contests/abc438">AtCoder Beginner Contest 438</a>.
- Contest URL: https://atcoder.jp/contests/abc438
- Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20251227T2100&p1=248
- Duration: 100 minutes
- Writer: <img src="//img.atcoder.jp/assets/icon/crown_bronze.png"> <a href="/users/cn449" class="username"><span class="user-red">cn449</span></a>, <img src="//img.atcoder.jp/assets/user/user-yellow-4.png" class="user-rating-stage-m"><a href="/users/sounansya" class="username"><span class="user-yellow">sounansya</span></a>
- Tester: <img src="//img.atcoder.jp/assets/user/user-orange-3.png" class="user-rating-stage-m"><a href="/users/sheyasutaka" class="username"><span class="user-orange">sheyasutaka</span></a>, <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>
- Rated range: ~ 1999
- The point values: 100-200-300-400-475-525-575
We are looking forward to your participation!
We will hold <a href="https://atcoder.jp/contests/agc075">AtCoder Grand Contest 075</a>.
This contest counts for GP30 scores.
- Contest URL: https://atcoder.jp/contests/agc075
- Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20251221T2100&p1=248
- Duration: 180 minutes
- Number of Tasks: 5
- Writer: <img src="//img.atcoder.jp/assets/icon/crown_bronze.png"> <a href="/users/PCTprobability" class="username"><span class="user-red">PCTprobability</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>, <img src="//img.atcoder.jp/assets/icon/crown_bronze.png"> <a href="/users/IH19980412" class="username"><span class="user-red">IH19980412</span></a>
- Rated range: 2000 ~
The point values will be 600-800-1200-1200-1600.
We are looking forward to your participation!
UNIQUE VISION Programming Contest 2025 Christmas (AtCoder Beginner Contest 437) Announcement
posted:We will hold <a href="https://atcoder.jp/contests/abc437">UNIQUE VISION Programming Contest 2025 Christmas (AtCoder Beginner Contest 437)</a>.
- Contest URL: https://atcoder.jp/contests/abc437
- Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20251220T2100&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/toam" class="username"><span class="user-orange">toam</span></a>, <img src="//img.atcoder.jp/assets/user/user-orange-3.png" class="user-rating-stage-m"><a href="/users/sheyasutaka" class="username"><span class="user-orange">sheyasutaka</span></a>, <img src="//img.atcoder.jp/assets/user/user-yellow-4.png" class="user-rating-stage-m"><a href="/users/sounansya" class="username"><span class="user-yellow">sounansya</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>, <img src="//img.atcoder.jp/assets/user/user-orange-4.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: 100-200-350-400-450-500-625
We are looking forward to your participation!
We will hold <a href="https://atcoder.jp/contests/abc436">AtCoder Beginner Contest 436</a>.
- Contest URL: https://atcoder.jp/contests/abc436
- Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20251213T2100&p1=248
- Duration: 100 minutes
- Writer: <img src="//img.atcoder.jp/assets/icon/crown_bronze.png"> <a href="/users/yuto1115" class="username"><span class="user-red">yuto1115</span></a>, <img src="//img.atcoder.jp/assets/user/user-orange-1.png" class="user-rating-stage-m"><a href="/users/MMNMM" class="username"><span class="user-orange">MMNMM</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-4.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-3.png" class="user-rating-stage-m"><a href="/users/Nyaan" class="username"><span class="user-orange">Nyaan</span></a>
- Rated range: ~ 1999
- The point values: 100-200-300-400-475-500-600
We are looking forward to your participation!
We will hold <a href="https://atcoder.jp/contests/ahc058">ALGO ARTIS Programming Contest 2025 December(AtCoder Heuristic Contest 058)</a>.
- Contest URL: https://atcoder.jp/contests/ahc058
- Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20251214T1500&p1=248
- Duration: 4 hours
- Writer: <img src="//img.atcoder.jp/assets/icon/crown_silver.png"> <a href="https://atcoder.jp/users/itigo?contestType=heuristic" class="username"><span class="user-red">itigo</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!