Submission #827792

#	Time	Username	Problem	Language	Result	Execution time	Memory
827792		Supersonic	Keys (IOI21_keys)	C++17	0 / 100	0 ms	212 KiB

keys

#include <vector>
#include <bits/stdc++.h>
using namespace std;
std::vector<int> find_reachable(std::vector<int> r, std::vector<int> u, std::vector<int> v, std::vector<int> c) {
	int n=r.size();
	vector<int> ans;
	for(int i=0;i<n;i++){
		if(r[i]!=0)ans.push_back(i);
	}
	if(ans.empty())for(int i=0;i<n;i++)ans.push_back(i);
	return ans;
}

• Subtask 1: 0 / 9
• Subtask 2: 0 / 11
• Subtask 3: 0 / 17
• Subtask 4: 0 / 30
• Subtask 5: 0 / 33