Submission #888091

#	Time	Username	Problem	Language	Result	Execution time	Memory
888091		oblantis	Detecting Molecules (IOI16_molecules)	C++17	9 / 100	1 ms	372 KiB

molecules

#include <bits/stdc++.h>
#include "molecules.h"
#define all(v) v.begin(), v.end()
#define pb push_back
#define ss second
#define ff first
#define vt vector
using namespace std;
typedef long long ll;
typedef vector<int> vi;
typedef vector<ll> vll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
typedef pair<double, int> pdi;
const int inf = 1e9 + 10000;
const int mod = 1e9+7;
const int maxn = 5e5 + 12;
vector<int> find_subset(int l, int u, vector<int> w) {
    int n = w.size();
    vi ans;
    int s = 0, j = 0;
    pair<int, int> p[n];
    for(auto i : w) {
		if(i >= l && i <= u) {
			return {j};
		}
		p[j] = {i, j};
		j++;
	}
	sort(p, p + n);
	j = 0;
	if(p[0].ff > u || n == 1)return ans;
	if(p[0].ff + p[n - 1].ff > u) {
		if(p[0].ff + p[1].ff > u) {
			return ans;
		}
		else {
			return {p[0].ss, p[1].ss};
		}
	}
	for(int i = n - 1; i > 0; i--) {
		ans.pb(p[i].ss);
		s += p[i].ff;
		if(s > u)break;
		if(s >= l)return ans;
		if(s + p[0].ff <= u && s + p[0].ff >= l){
			ans.pb(p[0].ss);
			return ans;
		}
	}
	return vi(0);
}

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