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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 - Three Threes

• Official Editorial by nok0
• Official Editorial by admin
• 別解 by rsk0315

B - Pentagon

• Official Editorial by nok0
• Official Editorial by admin
• 別解？ by evima

C - Repunit Trio

• Official Editorial by nok0
• Official Editorial by admin
• 速い by ngtkana
• 全探索 by ngtkana
• 別解 by 原案者 by evima
• ユーザ解説 by drken

D - Erase Leaves

• Official Editorial by MMNMM
• Official Editorial by admin

E - Takahashi Quest

• Official Editorial by MMNMM
• Official Editorial by admin
• User Editorial by kyopro_friends

F - Bomb Game 2

• Official Editorial by nok0
• Official Editorial by admin
• 同じ計算量での別解 / 計算量改善の方法 by maspy
• User Editorial by Cyanmond
• User Editorial by miscalculation53
• User Editorial by kanpurin

G - Nearest Fraction

• Official Editorial by MMNMM
• Official Editorial by admin
• User Editorial by tatyam