제출 #827794

#제출 시각아이디문제언어결과실행 시간메모리
827794Supersonic열쇠 (IOI21_keys)C++17
0 / 100
1 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(n);
	bool f=0;
	for(int i=0;i<n;i++){
		ans[i]=0;
		if(r[i]!=0){f=1;ans[i]=1;}
	}
	if(f==0)for(int i=0;i<n;i++)ans[i]=1;
	return ans;
}
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