제출 #874034

#제출 시각아이디문제언어결과실행 시간메모리
874034salmon친구 (IOI14_friend)C++14
100 / 100
24 ms2396 KiB
#include <bits/stdc++.h> using namespace std; int findSample(int N, int confidence[], int host[], int protocol[]){ int cas = 0; for(int i = 1; i < N; i++){ if(protocol[i] != 2){ cas = 1; } } if(cas == 0){ int big = 0; for(int i = 0; i < N; i++){ big = max(big,confidence[i]); } return big; } for(int i = 1; i < N; i++){ if(protocol[i] != 1){ cas = 2; } } if(cas == 1){ int big = 0; for(int i = 0; i < N; i++){ big += confidence[i]; } return big; } int sum = 0; for(int i = N - 1; i > 0; i--){ if(protocol[i] == 0){ if(confidence[i] > 0){ confidence[host[i]] -= confidence[i]; sum += confidence[i]; } } else if(protocol[i] == 1){ confidence[host[i]] = max(confidence[host[i]],max(confidence[i],confidence[i] + confidence[host[i]] )); } else if(protocol[i] == 2){ confidence[host[i]] = max(confidence[host[i]],confidence[i]); } } if(confidence[0] > 0) sum += confidence[0]; return sum; }
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