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Overall Editorial

• Official 解説放送 by admin
• 4分でA-F by evima
• twitter上で行った簡易な解説 by kyopro_friends

A - Yay!

• Official Editorial by nok0
• Official 解説放送 by editorial_admin
• より効率的な方法 by rsk0315

B - Which is ahead?

• Official Editorial by nok0
• Official 解説放送 by editorial_admin

C - Many Replacement

• Official Editorial by MMNMM
• Official 解説放送 by editorial_admin
• より高速な解法 by MMNMM
• ユーザ解説 by drken

D - Square Pair

• Official Editorial by nok0
• Official 解説放送 by editorial_admin
• User Editorial by kyopro_friends
• ユーザ解説 by drken

E - Last Train

• Official Editorial by MMNMM
• Official 解説放送 by editorial_admin

F - Black Jack

• Official Editorial by nok0
• Official 解説放送 by editorial_admin
• 誤差の評価について by MMNMM
• User Editorial by chro4896

G - Retroactive Range Chmax

• Official Editorial by MMNMM
• Official 解説放送 by editorial_admin
• クエリ平方分割 by hirayuu_At
• 分割統治 by toshihoge
• User Editorial by kyopro_friends