제출 #140307

#제출 시각아이디문제언어결과실행 시간메모리
140307ggoh친구 (IOI14_friend)C++14
100 / 100
37 ms2552 KiB
#include "friend.h" #include<bits/stdc++.h> // Find out best sample int findSample(int n,int confidence[],int host[],int protocol[]){ int ans=0; int i; for(i=n-1;i>0;i--) { if(protocol[i]==0) { confidence[host[i]]-=confidence[i]; if(confidence[host[i]]<0)confidence[host[i]]=0; ans+=confidence[i]; } else if(protocol[i]==1) { confidence[host[i]]=confidence[host[i]]+confidence[i]; } else if(protocol[i]==2) { confidence[host[i]]=std::max(confidence[host[i]],confidence[i]); } } return ans+confidence[0]; }
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