Submission #585817

#	Time	Username	Problem	Language	Result	Execution time	Memory
585817		IvanJ	Detecting Molecules (IOI16_molecules)	C++17	100 / 100	56 ms	6176 KiB

molecules

#include "molecules.h"
#include<bits/stdc++.h>

#define pb push_back
#define x first
#define y second
#define all(a) (a).begin(), (a).end()

using namespace std;

typedef long long ll;
typedef pair<int, int> ii;

vector<int> find_subset(int l, int u, vector<int> w) {
	int n = (int)w.size();
    vector<ii> v;
    for(int i = 0;i < n;i++) v.pb({w[i], i});
    sort(all(v));
    int hi = 0;
    ll sum = 0;
    for(int lo = 0;lo < n;lo++) {
    	while(sum < l && hi < n) sum += (ll)v[hi].x, hi++;
    	if(l <= sum && sum <= u) {
    		vector<int> ans;
			for(int i = lo;i < hi;i++) 
				ans.pb(v[i].y);
			return ans;	
    	}
    	sum -= (ll)v[lo].x;
    }
    return vector<int>();
}

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