Submission #72936

#	Time	Username	Problem	Language	Result	Execution time	Memory
72936		FedericoS	Detecting Molecules (IOI16_molecules)	C++14	100 / 100	86 ms	6484 KiB

molecules

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

std::vector<int> find_subset(int l, int u, std::vector<int> w) {

	vector<int> V;
	ll N=w.size();
	ll S=0;
	vector<pair<ll,int>> W;

	for(ll i=0;i<N;i++)
		W.push_back({w[i],i});
	sort(W.begin(), W.end());

    for(ll a=0,b=0;a<N;a++){
    	S-=a?W[a-1].first:0;
    	while(l>S and b<N)
    		S+=W[b++].first;
    	if(l<=S and S<=u){
    		for(ll i=a;i<b;i++)
    			V.push_back(W[i].second);
    		return V;
    	}
    }

    return V;

}

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