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Overall Editorial

• Official 解説放送 by admin
• twitter上で行った簡易な解説 by kyopro_friends

A - First Grid

• Official Editorial by physics0523
• Official 解説放送 by editorial_admin

B - Hard Calculation

• Official Editorial by physics0523
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C - Cheese

• Official Editorial by physics0523
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D - Longest X

• Official Editorial by sugarrr
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E - Graph Destruction

• Official Editorial by sugarrr
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F - Make Bipartite

• Official Editorial by sugarrr
• Official 解説放送 by editorial_admin
• User Editorial by Tamiji

G - Longest Y

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

H - Advance or Eat

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