제출 #1155474

#제출 시각아이디문제언어결과실행 시간메모리
1155474alexddFriend (IOI14_friend)C++20
58 / 100
16 ms2372 KiB
#include "friend.h" #include<bits/stdc++.h> using namespace std; int dp[100005][2]; int findSample(int n, int confidence[], int host[], int protocol[]) { for(int i=0;i<n;i++) { dp[i][1] = confidence[i]; } for(int i=n-1;i>0;i--) { if(protocol[i]==0) { dp[host[i]][0] += max(dp[i][1], dp[i][0]); dp[host[i]][1] += dp[i][0]; } else if(protocol[i]==1) { dp[host[i]][0] += dp[i][0]; dp[host[i]][1] += max(dp[i][1], dp[i][0]); } else { } dp[host[i]][1] = max(dp[host[i]][1], dp[host[i]][0]); } int mxm=0; for(int i=0;i<n;i++) mxm = max(mxm, max(dp[i][0],dp[i][1])); return mxm; }
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