제출 #404927

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
404927		ahmeteren	Detecting Molecules (IOI16_molecules)	C++14	0 / 100	1 ms	332 KiB

molecules

#include <bits/stdc++.h>
using namespace std;
vector<long long> find_subset(int l, int u, vector<int> w)
{
	int n = w.size();
	vector<pair<int, int> > vec;
	vector<long long> pre(n+1), cevap;	
	for(int i = 0; i < n; i++)
	{
		vec.push_back({w[i], i});
	}
	sort(vec.begin(), vec.end());
	for(int i = 0; i < n; i++)
		pre[i+1] = pre[i] + vec[i].first;
	for(int i = 1; i <= n; i++)
	{
		int low = 0, high = n - i + 1;
		while(low <= high)
		{
			int mid = (low + high) / 2;
			long long sum = pre[mid + i] - pre[mid];
			if(l <= sum and sum <= u)
			{
				for(int j = mid; j <= mid + i; j++)
					cevap.push_back(vec[j].second);
				break;
			}
			else if(sum < l)
				low = mid + 1;
			else
				high = mid-1;
		}
		if(cevap.size())
			break;
	}
	return cevap;
}

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