Editorial - AtCoder Weekday Contest 0018 Beta

Contest Duration: 2026-03-04 20:00:00+0900 - 2026-03-04 21:00:00+0900 (local time) (60 minutes) Back to Home

Editorial

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A - Round-Trip Patrol

Official Claude 4.5 Opus by admin
Official Claude 4.5 Opus by admin
Official GPT 5.2 High by admin
Official GPT 5.2 High by admin
Official Gemini 3.0 Flash by admin
Official Gemini 3.0 Flash by admin
Official Qwen3-Coder-480B by admin
Official Qwen3-Coder-480B by admin
Official 解説 by kyopro_friends

B - Classroom Assignment

Official Claude 4.6 Opus (Thinking) by admin
Official GPT 5.2 High by admin
Official Gemini 3.0 Flash (Thinking) by admin
Official Qwen3-Coder-480B(非推奨) by admin
Official DeepSeek V3 by admin
Official Claude 4.6 Opus (Thinking) by admin
Official GPT 5.2 High by admin
Official Gemini 3.0 Flash (Thinking) by admin
Official Qwen3-Coder-480B by admin
Official DeepSeek V3 by admin
Official 解説 by kyopro_friends

C - Bulk Character Conversion

Official Claude 4.5 Opus by admin
Official GPT 5.2 High by admin
Official Gemini 3.0 Flash by admin
Official Qwen3-Coder-480B by admin
Official Claude 4.5 Opus by admin
Official GPT 5.2 High by admin
Official Gemini 3.0 Flash by admin
Official Qwen3-Coder-480B by admin
Official 解説 by kyopro_friends
より高度な解法 by cirno3153

D - Smart Shopper

Official Claude 4.6 Opus (Thinking) by admin
Official GPT 5.2 High by admin
Official Gemini 3.0 Flash (Thinking) by admin
Official Qwen3-Coder-480B by admin
Official DeepSeek V3 by admin
Official Claude 4.6 Opus (Thinking) by admin
Official GPT 5.2 High by admin
Official Gemini 3.0 Flash (Thinking) by admin
Official Qwen3-Coder-480B by admin
Official DeepSeek V3 by admin
Official 解説 by kyopro_friends

E - Peak Collection

Official GPT 5.2 High by admin
Official GPT 5.2 High by admin
Official Qwen3-Coder-480B by admin
Official Qwen3-Coder-480B by admin
Official Claude 4.6 Opus (Thinking) by admin
Official Gemini 3.0 Flash (Thinking) by admin
Official DeepSeek V3 by admin
Official Claude 4.6 Opus (Thinking) by admin
Official Gemini 3.0 Flash (Thinking) by admin
Official DeepSeek V3 by admin
Official 解説 by kyopro_friends