Submission #380392

#	Time	Username	Problem	Language	Result	Execution time	Memory
380392		denkendoemeer	Detecting Molecules (IOI16_molecules)	C++14	100 / 100	56 ms	4332 KiB

molecules

#include<bits/stdc++.h>
#include "molecules.h"
#define ll long long
using namespace std;
pair<int,int>v[200005];
vector<int> find_subset(int l,int u,vector<int>w)
{
    int n=w.size();
    int i;
    for(i=0;i<n;i++)
        v[i]={w[i],i};
    sort(v,v+n);
    int dr=0;
    ll sum=0;
    vector<int>ans;
    for(i=0;i<n;i++){
        while(dr<n && sum<l){
            sum+=v[dr].first;
            dr++;
        }
        if (sum>=l && sum<=u){
            int j;
            for(j=i;j<dr;j++)
                ans.push_back(v[j].second);
            break;
        }
        sum-=v[i].first;
    }
    return ans;
}

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