# Codeforces刷題筆記 - [Codeforces 1790 Timofey and Black-White Tree](/7mm4z5prQpyIfgreAFbXdA?view) - [Codeforces 1791 G2. Teleporters (Hard Version)](/pzFjJVw-QfakJqqnjyEwuw?view)
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