# | 제출 시각 | 아이디 | 문제 | 언어 | 결과 | 실행 시간 | 메모리 |
---|---|---|---|---|---|---|---|
1240159 | vtnoo | 메기 농장 (IOI22_fish) | C++20 | 13 ms | 2880 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++;
}
ll par=0, imp=0;
for(int i0=0;i0<(int)comp.size();i0+=2){
imp+=comp[i0];
}
for(int i0=1;i0<(int)comp.size();i0+=2){
par+=comp[i0];
}
ans+=max(par, imp);
i=j;
}
return ans;
}
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