Submission #1020488

#	Time	Username	Problem	Language	Result	Execution time	Memory
1020488		vjudge1	Detecting Molecules (IOI16_molecules)	C++17	69 / 100	1072 ms	3420 KiB

molecules

#include "molecules.h"
#include<bits/stdc++.h>
using namespace std;
#define pb push_back
#define pii pair<int, int>
#define ff first
#define ss second
#define ll long long

pii a[200100];


vector<int> find_subset(int l, int u, vector<int> w) {
    int n = w.size();
    for(int i=1; i<=n; i++){
        a[i] = {w[i - 1], i - 1};
    }
    sort(a + 1, a + 1 + n);
    for(int i=1; i<=n; i++){
        ll sum = 0;
        for(int j=1; j<=i-1; j++) sum += a[j].ff;
        for(int j=i; j<=n; j++){
            sum += a[j].ff;
            sum -= a[j-i].ff;
            //cout<<j-i+1<<' '<<j<<' '<<sum<<'\n';
            if(sum >= l and sum <= u){
                vector<int> ans;
                for(int k=j-i+1; k<=j; k++){
                    ans.pb(a[k].ss);
                }
                return ans;
            }
        }
    }
    return {};

}

• Subtask 1: 9 / 9
• Subtask 2: 10 / 10
• Subtask 3: 12 / 12
• Subtask 4: 15 / 15
• Subtask 5: 23 / 23
• Subtask 6: 0 / 31