제출 #827792

#제출 시각아이디문제언어결과실행 시간메모리
827792Supersonic열쇠 (IOI21_keys)C++17
0 / 100
0 ms212 KiB
#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;
}
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