解説 英語解説

コンテスト全体の解説


A - Inversions of PQ and QP


B - Matching Query


C - 2-Power Rush


D - Swap Counter


E - 010-11 Shorten


F - Another Long Sequence Inversion


G - Convex Hull of Intersections


H - 12 Grid


I - Small Steps


J - Median Operations


K - Shuffle and Max Bracket Score


L - Square Connection


M - Divide Digit String


N - Palindromic Path


O - Twin Contests


P - Adjacent Reset


Q - Make Intervals Disjoint


R - Bracket Game