Submission #683978

#	Time	Username	Problem	Language	Result	Execution time	Memory
683978		Juan	Detecting Molecules (IOI16_molecules)	C++17	69 / 100	40 ms	4040 KiB

molecules

#include<bits/stdc++.h>
using namespace std;
#define pii pair<int, int>
#define ff first
#define ss second

vector<int> find_subset(int L, int R, vector<int> w){
	int n = w.size();
	vector<pii> arr;
	for(int i = 0; i < n; i++) arr.push_back({w[i], i});
	sort(arr.begin(), arr.end());
	vector<int> ans;

	int l=0, r=1, sum=arr[0].ff;
	if(sum>=L && sum<=R) {ans.push_back(arr[0].ss); return ans;}
	while(r<n){
		if(sum<L) sum += arr[r++].ff;
		if(sum>R) sum -= arr[l++].ff;
		if(sum>=L && sum<=R){
			for(int i = l; i < r; i++) ans.push_back(arr[i].ss);
			break;
		}
	}
	return ans;
}

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