Submission #498275

#	Time	Username	Problem	Language	Result	Execution time	Memory
498275		OrazB	Detecting Molecules (IOI16_molecules)	C++14	9 / 100	1 ms	204 KiB

molecules

#include <bits/stdc++.h>
#define N 100005
#define ll long long int
#define pii pair <long long, long long>
#define pb push_back
#define ff first
#define ss second
using namespace std;

vector <int> find_subset(int l, int u, vector <int> w){
	ll sm = 0, tr = 0;
	vector <pii> v;
	vector <int> ans;
	for (int i = 0; i < w.size(); i++) v.pb({w[i], i});
	sort (v.begin(), v.end());
	for (int i = 0; i < v.size(); i++){
		sm += v[i].ff;
		ans.pb(v[i].ss);
		if (sm >= l and sm <= u){tr = 1; break;}
	}
	if (!tr) ans.clear();
	return ans;
}

Compilation message (stderr)

molecules.cpp: In function 'std::vector<int> find_subset(int, int, std::vector<int>)':
molecules.cpp:14:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   14 |  for (int i = 0; i < w.size(); i++) v.pb({w[i], i});
      |                  ~~^~~~~~~~~~
molecules.cpp:16:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   16 |  for (int i = 0; i < v.size(); i++){
      |                  ~~^~~~~~~~~~

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