Submission #904008

#	Time	Username	Problem	Language	Result	Execution time	Memory
904008		zhasyn	Detecting Molecules (IOI16_molecules)	C++14	100 / 100	40 ms	5724 KiB

molecules

#include <bits/stdc++.h>
using namespace std;
#define pii pair<int, int>
#define F first
#define S second
#define ll long long
#define pb push_back
const int N = 2 * 1e5 + 10;

pii arr[N];
vector<int> find_subset(int l, int u, vector<int> w) {
	vector <int> ans;
	int n = (int)w.size();
	for(int i = 0; i < n; i++){
		arr[i] = {w[i], i};
	}
	sort(arr, arr + n);
	int j = 0;
	ll sum = 0;
	for(int i = 0; i < n; i++){
		sum += arr[i].F;
		while(sum > u){
			sum -= arr[j].F;
			j++;
		}
		if(sum >= l && arr[i].F - arr[j].F <= u - l){
			for(int k = j; k <= i; k++){
				ans.pb(arr[k].S);
			}
			break;
		}
	}
	return ans;
}
// int main() {
	// ios_base::sync_with_stdio(false);
    // cin.tie(NULL);
    // int n, l, u;
    // cin >> n >> l >> u;
    // vector <int> to;
    // for(int i = 0, x; i < n; i++){
    	// cin >> x;
    	// to.pb(x);
    // }
  	// vector <int> k = find_subset(l, u, to);
  	// for(auto u : k){
  		// cout << u << " ";
  	// }
  	// return 0;
// }

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