제출 #780133

#제출 시각아이디문제언어결과실행 시간메모리
780133Sohsoh84친구 (IOI14_friend)C++17
0 / 100
1 ms212 KiB
#include "friend.h" #include <bits/stdc++.h> using namespace std; const int MAXN = 1e6 + 10; int col[MAXN]; int findSample(int n, int C[], int host[], int protocol[]){ int ans[2] = {0, 0}; ans[0] += C[0]; for (int i = 1; i <= n - 1; i++) { col[i] = col[host[i]]; if (protocol[i] == 1) col[i] ^= 1; ans[col[i]] += C[i]; } return max(ans[0], ans[1]); }
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