Submission #1213318

#	Time	Username	Problem	Language	Result	Execution time	Memory
1213318		omsincoconut	Keys (IOI21_keys)	C++17	0 / 100	0 ms	320 KiB

keys

#include <bits/stdc++.h>

using namespace std;

vector<int> find_reachable(vector<int> r, vector<int> u, vector<int> v, vector<int> c) {
    int n = r.size(), m = u.size();

    vector<int> deg(n);
    for (int i = 0; i < m; i++) deg[u[i]]++, deg[v[i]]++;

    vector<int> ret(n);
    for (int i = 0; i < n; i++) ret[i] = (r[i] != 0 || deg[i] == 0);

    return ret;
}

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