Submission #953870

#	Time	Username	Problem	Language	Result	Execution time	Memory
953870		emad234	Detecting Molecules (IOI16_molecules)	C++17	0 / 100	1 ms	600 KiB

molecules

#include "molecules.h"
#include <bits/stdc++.h>
#define ll long long
#define F first
#define S second
#define pii pair<ll, ll>
const ll mod = 1e9 + 7;
const ll mxN = 1e6 + 5;
using namespace std;

std::vector<int> find_subset(int l, int u, std::vector<int> w)
{
    sort(w.begin(), w.end());
    int n = w.size();
    int R = n - 1;
    ll num = w[n - 1];
    vector<int> ans;
    for (int i = n - 2; i >= 0; i--)
    {
        if (num >= l && num <= u)
        {
            for (int j = i + 1; j <= R; j++)
                ans.push_back(j);
            return ans;
        }
        if (num > u)
        {
            num -= w[R];
            R--;
        }
        if (num >= l && num <= u)
        {
            for (int j = i + 1; j <= R; j++)
                ans.push_back(j);
            return ans;
        }
        num += w[i];
        if (num >= l && num <= u)
        {
            for (int j = i; j <= R; j++)
                ans.push_back(j);
            return ans;
        }
    }
    return {};
}

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