Submission #392107

#	Time	Username	Problem	Language	Result	Execution time	Memory
392107		SlavicG	Detecting Molecules (IOI16_molecules)	C++17	Compilation error	0 ms	0 KiB

molecules

vector<int> find_subset(int u, int v, std::vector<int> c)
{
	int n = sz(c);
	vector<pair<int,int>> a(n);
	for(int i = 0;i < n;i++){
		a[i].first = c[i];
		a[i].second = i;
	}

	sort(all(a));
	vector<int> ret;

	ll w = 0;

	pair<int,int> ans = {-1, -1};
	for(int i = 0, j = 0;i < n;i++)
	{
		if(i)w -= a[i - 1].first;
		while(j < n && w < u)
		{
			w += a[j].first;
			if(w <= v && w >= u){
				vector<int> ret;
				for(int k = i;k <= j;k++){
					ret.pb(a[k].second + 1);
				}
				return ret;
			}
			++j;
		}
	}
	return {};
}

Compilation message (stderr)

molecules.cpp:1:1: error: 'vector' does not name a type
    1 | vector<int> find_subset(int u, int v, std::vector<int> c)
      | ^~~~~~