제출 #995723

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
995723		kokoue	Detecting Molecules (IOI16_molecules)	C++14	100 / 100	46 ms	4164 KiB

molecules

#include<bits/stdc++.h>
#define maxn 1000000
using namespace std;
//set<long long> is;
vector<int> find_subset(int l,int u,vector<int> w)
{
    int n=w.size();
    long long sum=0;
    bool fl=0;
    int mx=0;
    vector<pair<int,int>> a;
    for(int i=0;i<n;i++) a.push_back({w[i],i});
    sort(a.begin(),a.end());
    vector<int> res;
    long long ll=0;
    for(int i=0;i<n;i++)
    {
        sum+=a[i].first;
        while(ll<n && sum>u)
        {
            sum-=a[ll].first;
            ll++;
        }
        if(l<=sum && sum<=u)
        {
            for(int j=ll;j<=i;j++) res.push_back(a[j].second);
            return res;
        }
    }
    res.clear();
    return res;
}

컴파일 시 표준 에러 (stderr) 메시지

molecules.cpp: In function 'std::vector<int> find_subset(int, int, std::vector<int>)':
molecules.cpp:9:10: warning: unused variable 'fl' [-Wunused-variable]
    9 |     bool fl=0;
      |          ^~
molecules.cpp:10:9: warning: unused variable 'mx' [-Wunused-variable]
   10 |     int mx=0;
      |         ^~

• Subtask 1: 9 / 9
• Subtask 2: 10 / 10
• Subtask 3: 12 / 12
• Subtask 4: 15 / 15
• Subtask 5: 23 / 23
• Subtask 6: 31 / 31