Submission #1237326

#	Time	Username	Problem	Language	Result	Execution time	Memory
1237326		d4nnaee	Kutije (COCI21_kutije)	C++20	15 / 70	451 ms	1752 KiB

Main

#include <bits/stdc++.h>
using namespace std;

const int MAXN = 1005;
int p[MAXN];
int cycle_id[MAXN];
bool visited[MAXN];

int main() {
    int n, m, q;
    cin >>n>>m>>q;

    for (int i = 1; i <= n; ++i) {
        cin >> p[i];
    }

    int id = 0;
    for (int i = 1; i <= n; ++i) {
        if (!visited[i]) {
            ++id;
            int cur = i;
            while (!visited[cur]) {
                visited[cur] = true;
                cycle_id[cur] = id;
                cur = p[cur];
            }
        }
    }

    while (q--) {
        int a, b;
        cin >> a >> b;
        if (cycle_id[a] == cycle_id[b])
            cout << "DA"<<"\n";
        else
            cout << "NE"<<"\n";
    }

    return 0;
}

• Subtask 1: 15 / 15
• Subtask 2: 0 / 10
• Subtask 3: 0 / 10
• Subtask 4: 0 / 35