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Entries from 2019-06-04 to 1 day

Codeforces Round #230 (Div. 1) D. Three Arrays

https://codeforces.com/contest/392/problem/DLet \(f_A(k)\) be the minimum i such that \(A_i=k\). If there doesn't exist such a index, we define \(f_A(k) = \infty\). \(f_B(k)\) and \(f_C(k)\) are similarly defined. Then, we want to obtain t…