Submission #537779

#	Time	Username	Problem	Language	Result	Execution time	Memory
537779		ddy888	Detecting Molecules (IOI16_molecules)	C++17	100 / 100	55 ms	5948 KiB

molecules

#include "molecules.h"
#include <bits/stdc++.h>
using namespace std;
#define pb push_back
#define ll long long 
#define fi first
#define si second
#define ar array
typedef pair<int,int> pi;

vector<int> find_subset(int l, int u, vector<int> w) {
	vector<pi> A;
	for (int i = 0; i < (int)w.size(); ++i) {
		A.pb({(ll)w[i], i});
	}
	int N = A.size();
	sort(A.begin(), A.end());
	vector<int> ans;
	ll sum = 0, idx = 0;
	for (int i = 0; i < N; ++i) {
		sum += A[i].fi;
		while (sum > u) {
			sum -= A[idx++].fi;
		}
		if (sum >= l) {
			for (int j = idx; j <= i; ++j) ans.pb(A[j].si);
			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: 31 / 31