제출 #1240162

#제출 시각아이디문제언어결과실행 시간메모리
1240162vtnoo메기 농장 (IOI22_fish)C++20
0 / 100
26 ms4936 KiB
#pragma once #include <bits/stdc++.h> using namespace std; using ll = long long; long long max_weights(int N, int M, std::vector<int> X, std::vector<int> Y, std::vector<int> W){ vector<ll> s(N, 0ll); for(int i=0;i<M;i++){ s[X[i]]=W[i]; } ll ans=0; for(int i=0;i<N;i++){ if(s[i]==0ll)continue; vector<ll> comp; int j=i; while(j<N&&s[j]!=0){ comp.push_back(s[j]); j++; } i=j; ll sum=0; for(j=0;j<(int)comp.size();j++){ sum+=comp[j]; } ll c1=0,c2=0,c3=0; for(j=0;j<(int)comp.size();j+=3){ c1+=comp[j]; } for(j=1;j<(int)comp.size();j+=3){ c2+=comp[j]; } for(j=2;j<(int)comp.size();j+=3){ c3+=comp[j]; } ans+=max({sum-c1, sum-c2, sum-c3}); } return ans; }

컴파일 시 표준 에러 (stderr) 메시지

fish.cpp:1:9: warning: #pragma once in main file
    1 | #pragma once
      |         ^~~~
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