HBC231086“大 数 据”,语言题Strange_Permutations题解 (givenapermutation) Given a permutation PPP of {1,2,,n}{1,2,cdots, n}{1,2,,n}, determine the number of {1,2,,n}{1,2,cdot... 编程与数学 2023-11-08 104 #HBC231086“大 数 据” #语言题Strange_Permutations题解