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Overall Editorial

• Official 解説放送A~E by admin
• Official 解説放送F~Ex by admin
• A-Eの動画による説明（1分59秒） by evima
• twitter上で行った簡易な解説 by kyopro_friends

A - Double Click

• Official Editorial by PCTprobability
• Official Editorial by admin

B - chess960

• Official Editorial by nok0
• Official Editorial by admin
• User Editorial by cirno3153
• 楽な実装 by evima

C - PC on the Table

• Official Editorial by nok0
• Official Editorial by admin
• 楽な実装 by evima
• ユーザ解説 by drken

D - Count Subtractions

• Official Editorial by PCTprobability
• Official Editorial by admin

E - Kth Takoyaki Set

• Official Editorial by PCTprobability
• Official Editorial by admin
• 二分探索 by lowking
• 別解 by Rssll_Krkgrd
• ユーザ解説 by drken

F - Minimum Bounding Box 2

• Official Editorial by nok0
• Official Editorial by admin
• User Editorial by Kude
• User Editorial by kyopro_friends

G - Constrained Nim 2

• Official Editorial by nok0
• Official Editorial by admin
• Official Editorial by admin
• Official Editorial by admin

Ex - Diff Adjacent

• Official Editorial by PCTprobability
• Official Editorial by admin
• 形式的冪級数を使用しない解法 by ei13333
• User Editorial by noshi91