제출 #173054

#제출 시각아이디문제언어결과실행 시간메모리
173054maximath_1친구 (IOI14_friend)C++11
0 / 100
2 ms376 KiB
#include<bits/stdc++.h> using namespace std; int findSample(int n, int c[], int h[], int p[]){ int ans[n], alt[n]; for(int i=0; i<n; i++) ans[i]=c[i]; for(int i=n-1; i>0; i--){ if(p[i]==0){ ans[h[i]]+=alt[i]; alt[h[i]]+=ans[i]; }else if(p[i]==1){ ans[h[i]]+=ans[i]; alt[h[i]]+=alt[i]; }else if(p[i]==2){ ans[h[i]]=max(ans[h[i]]+alt[i], alt[h[i]]+ans[i]); alt[h[i]]+=alt[i]; } ans[h[i]]=max(ans[h[i]], alt[h[i]]); } return ans[0]; }
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