Submission #285471

#	Time	Username	Problem	Language	Result	Execution time	Memory
285471		SamAnd	Detecting Molecules (IOI16_molecules)	C++17	9 / 100	1 ms	384 KiB

molecules

#include "molecules.h"
#include <bits/stdc++.h>
using namespace std;
#define m_p make_pair
#define fi first
#define se second
#define sz(x) ((int)(x).size())
#define all(x) (x).begin(),(x).end()
typedef long long ll;

std::vector<int> find_subset(int l, int r, std::vector<int> w)
{
    ll s = 0;
    for (int i = 0; i < sz(w); ++i)
        s += w[i];

    vector<pair<int, int> > v;
    for (int i = 0; i < sz(w); ++i)
        v.push_back(m_p(w[i], i));
    sort(all(v));

    if (l <= s && s <= r)
    {
        vector<int> ans;
        for (int i = 0; i < sz(v); ++i)
            ans.push_back(i);
        return ans;
    }

    for (int i = 0; i < sz(v); ++i)
    {
        s -= v[i].fi;
        if (l <= s && s <= r)
        {
            vector<int> ans;
            for (int j = i + 1; j < sz(v); ++j)
                ans.push_back(v[j].se);
            return ans;
        }
    }
    return {};
}

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