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Overall Editorial

• Official Editorial by wata_admin

A - Pyramid Sorting

• 16th place: 本番33位相当の得点が得られる簡単なアルゴリズム by otera
• 27th place: User Editorial by Kiri8128
• 156th place: ほぼ最適化を行わない貪欲解 by k_k_pyrhon
• 610th place: アップヒープによる解法 by th13miko