제출 #109010

#제출 시각아이디문제언어결과실행 시간메모리
109010dantoh000친구 (IOI14_friend)C++14
100 / 100
55 ms3192 KiB
#include "friend.h" #include <bits/stdc++.h> using namespace std; int findSample(int n, int confidence[], int host[], int protocol[]) { int p[n], q[n]; for (int i = 0; i < n; i++){ p[i] = confidence[i]; q[i] = 0; } for (int i = n-1; i >= 1; i--){ int j = host[i]; if (protocol[i] == 0){ p[j] += q[i]; q[j] += max(p[i],q[i]); } if (protocol[i] == 1){ p[j] = max(p[j]+p[i],max(p[j]+q[i],p[i]+q[j])); q[j] += q[i]; } if (protocol[i] == 2){ p[j] = max(p[j]+q[i],p[i]+q[j]); q[j] += q[i]; } } return max(p[0],q[0]); }
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