제출 #148366

#제출 시각아이디문제언어결과실행 시간메모리
148366Cafe Maru (#200)FunctionCup Museum (FXCUP4_museum)C++17
100 / 100
100 ms9708 KiB
#include "museum.h" int ca[105], cb[105], cc[105], cab[105][105], cac[105][105], cbc[105][105], cabc[105][105][105]; long long CountSimilarPairs(std::vector<int> B, std::vector<int> T, std::vector<int> G) { int N = B.size(); long long ans = 0; for (int i=0;i<N;i++) { ans += ca[B[i]] + cb[T[i]] + cc[G[i]] - cab[B[i]][T[i]] - cac[B[i]][G[i]] - cbc[T[i]][G[i]] + cabc[B[i]][T[i]][G[i]]; ca[B[i]]++; cb[T[i]]++; cc[G[i]]++; cab[B[i]][T[i]]++; cac[B[i]][G[i]]++; cbc[T[i]][G[i]]++; cabc[B[i]][T[i]][G[i]]++; } return ans; }
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