제출 #824861

#제출 시각아이디문제언어결과실행 시간메모리
824861alvingogo메기 농장 (IOI22_fish)C++17
0 / 100
20 ms5472 KiB
#include "fish.h"
#include <bits/stdc++.h>
#define fs first
#define sc second
#define p_q priority_queue
using namespace std;

long long max_weights(int n, int m, vector<int> x, vector<int> y, vector<int> w) {
    long long ans=0;
    vector<vector<pair<int,int> > > v(n);
    for(int i=0;i<m;i++){
        v[x[i]].push_back({y[i],w[i]});
    }
    for(int i=0;i<n;i++){
        if(v[i].size() && ((i-1>=0 && !v[i-1].size()) || (i+1<n && !v[i+1].size()))){
            ans+=v[i][0].sc;
        }
    }
    return ans;
}
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