题库
题号 状态 题目名称 标签 通过率
CF1688C Manipulating History
CF1689A Lex String
CF1689B Mystic Permutation
CF1689C Infected Tree
CF1689D Lena and Matrix
CF1689E ANDfinity
CF1690A Print a Pedestal (Codeforces logo?)
CF1690B Array Decrements
CF1690C Restoring the Duration of Tasks
CF1690D Black and White Stripe
CF1690E Price Maximization
CF1690F Shifting String
CF1690G Count the Trains
CF1691A Beat The Odds
CF1691B Shoe Shuffling
CF1691C Sum of Substrings
CF1691D Max GEQ Sum
CF1691E Number of Groups
CF1691F K-Set Tree
CF1692A Marathon