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Overall Editorial

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

A - Christmas Present

• Official 解説 by yuto1115
• Official 解説放送 by editorial_admin
• ユーザ解説 by drken

B - Christmas Trees

• Official 解説 by yuto1115
• Official 解説放送 by editorial_admin
• User Editorial by miscalculation53
• Pythonのrangeを使う解法 by kemuniku

C - Socks 2

• Official 解説 by yuto1115
• Official 解説放送 by editorial_admin

D - Reindeer and Sleigh

• Official Editorial by cn449
• Official 解説放送 by editorial_admin
• ユーザ解説 by drken

E - Christmas Color Grid 1

• Official Editorial by cn449
• Official 解説放送 by editorial_admin

F - Christmas Present 2

• Official 解説 by yuto1115
• Official 解説放送 by editorial_admin
• User Editorial by Kazu1998k
• User Editorial by kyopro_friends

G - Christmas Color Grid 2

• Official Editorial by cn449
• Official 解説放送 by editorial_admin
• User Editorial by potato167