We will hold <a href="https://atcoder.jp/contests/abc454">Keysight Technologies Programming Contest（AtCoder Beginner Contest 454）</a>. - Contest URL: https://atcoder.jp/contests/abc454 - Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20260418T2100&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/sounansya" class="username"><span class="user-orange">sounansya</span></a>, <img src="//img.atcoder.jp/assets/icon/crown_bronze.png"> <a href="/users/Nyaan" class="username"><span class="user-red">Nyaan</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-2.png" class="user-rating-stage-m"><a href="/users/harurun4635" class="username"><span class="user-orange">harurun4635</span></a> - Rated range: ~ 1999 - The point values: 100-200-300-425-450-525-625 We are looking forward to your participation!

We will hold <a href="https://atcoder.jp/contests/abc453">AtCoder Beginner Contest 453</a>. - Contest URL: https://atcoder.jp/contests/abc453 - Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20260411T2100&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/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/KumaTachiRen" class="username"><span class="user-orange">KumaTachiRen</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/kyopro_friends" class="username"><span class="user-orange">kyopro_friends</span></a>, <img src="//img.atcoder.jp/assets/user/user-orange-1.png" class="user-rating-stage-m"><a href="/users/KumaTachiRen" class="username"><span class="user-orange">KumaTachiRen</span></a> - Rated range: ~ 1999 - The point values: 100-200-300-425-475-550-600 We are looking forward to your participation!

We will hold <a href="https://atcoder.jp/contests/arc217">AtCoder Regular Contest 217</a>. - Contest URL: https://atcoder.jp/contests/arc217 - Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20260405T2100&p1=248 - Duration: 120 minutes - Writer: <img src="//img.atcoder.jp/assets/icon/crown_bronze.png"> <a href="/users/nok0" class="username"><span class="user-red">nok0</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/icon/crown_bronze.png"> <a href="/users/maspy" class="username"><span class="user-red">maspy</span></a> - Rated range: 1200 ~ 2799 - Point Values: 500-700-700-700-900 We are looking forward to your participation!

We will hold <a href="https://atcoder.jp/contests/abc452">AtCoder Beginner Contest 452</a>. - Contest URL: https://atcoder.jp/contests/abc452 - Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20260404T2100&p1=248 - Duration: 100 minutes - Writer: <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/MMNMM" class="username"><span class="user-yellow">MMNMM</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/vwxyz" class="username"><span class="user-orange">vwxyz</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> - 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/ahc063">AtCoder Heuristic Contest 063</a>. - Contest URL: https://atcoder.jp/contests/ahc063 - Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20260403T1900&p1=248 - Duration: 10 days - 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/1636">AWTF 2027</a>. We are looking forward to your participation!

We will hold <a href="https://atcoder.jp/contests/agc077">AtCoder Grand Contest 077</a>. This contest counts for GP30 scores. <span style="color: red;">Starting with this AGC, submitting a recording will be required in order to earn a GP30 score. <a href="https://atcoder.jp/posts/agc_proctoring_en">Click here for details.</a></span> - Contest URL: https://atcoder.jp/contests/agc077 - Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20260329T2100&p1=248 - Duration: 180 minutes - Number of Tasks: 6 - Writer: <img src="//img.atcoder.jp/assets/icon/crown_bronze.png"> <a href="/users/nok0" class="username"><span class="user-red">nok0</span></a>, <img src="//img.atcoder.jp/assets/user/user-orange-3.png" class="user-rating-stage-m"><a href="/users/toam" class="username"><span class="user-orange">toam</span></a> - Tester: <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 800-900-1000-1000-1000-1800. We are looking forward to your participation!

We will hold <a href="https://atcoder.jp/contests/abc451">AtCoder Beginner Contest 451</a>. - Contest URL: https://atcoder.jp/contests/abc451 - Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20260328T2100&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/KumaTachiRen" class="username"><span class="user-orange">KumaTachiRen</span></a>, <img src="//img.atcoder.jp/assets/user/user-orange-2.png" class="user-rating-stage-m"><a href="/users/harurun4635" class="username"><span class="user-orange">harurun4635</span></a>, <img src="//img.atcoder.jp/assets/user/user-orange-3.png" class="user-rating-stage-m"><a href="/users/toam" class="username"><span class="user-orange">toam</span></a> - Tester: <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-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: 100-200-300-400-475-500-600 We are looking forward to your participation!

We will hold <a href="https://atcoder.jp/contests/arc216">AtCoder Regular Contest++ 216</a>. - Contest URL: https://atcoder.jp/contests/arc216 - Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20260322T2100&p1=248 - Duration: 150 minutes - Writer: <img src="//img.atcoder.jp/assets/user/user-orange-3.png" class="user-rating-stage-m"><a href="/users/toam" class="username"><span class="user-orange">toam</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_silver.png"> <a href="/users/tatyam" class="username"><span class="user-red">tatyam</span></a> - Rated range: 1600 ~ 2999 - Point Values: 700-700-800-1000-1000 We are looking forward to your participation!

We will hold <a href="https://atcoder.jp/contests/abc450">AtCoder Beginner Contest 450</a>. - Contest URL: https://atcoder.jp/contests/abc450 - Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20260321T2100&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/vwxyz" class="username"><span class="user-orange">vwxyz</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-3.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-4.png" class="user-rating-stage-m"><a href="/users/nok0" class="username"><span class="user-orange">nok0</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/user/user-orange-1.png" class="user-rating-stage-m"><a href="/users/physics0523" class="username"><span class="user-orange">physics0523</span></a> - Rated range: ~ 1999 - The point values: 100-200-300-400-450-525-575 We are looking forward to your participation!

AtCoder World Tour Finals 2026 will be held on the following dates. Details of the contests will be announced at a later date. * Heuristic Contest: July 7 and 8 * Algorithm Contest: July 9