Submission #259168

#	Time	Username	Problem	Language	Result	Execution time	Memory
259168		NONAME	Detecting Molecules (IOI16_molecules)	C++14	100 / 100	72 ms	6252 KiB

molecules

#include "molecules.h"
#include <algorithm>
using namespace std;
typedef long long ll;

vector<int> find_subset(int l, int u, vector<int> w) {
    int n = int(w.size());

    vector <pair <int, int> > v;

    for (int i = 0; i < n; ++i)
        v.push_back(make_pair(w[i], i));
    sort(v.begin(), v.end());

    ll sum = v[0].first, lft = 0, rgt = 1;

    while (lft < n) {
        while (rgt < n && sum < l)
            sum += v[rgt++].first;
        if (sum >= l && sum <= u)
            break;
        sum -= v[lft++].first;
    }

    vector <int> res;
    res.clear();
    for (int i = lft; i < rgt; ++i)
        res.push_back(v[i].second);

    return res;
}

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