Submission #862372

#	Time	Username	Problem	Language	Result	Execution time	Memory
862372		TAhmed33	Kutije (COCI21_kutije)	C++98	35 / 70	1022 ms	14156 KiB

Main

#include <bits/stdc++.h>
using namespace std;
vector <int> adj[1001];
bool vis[1001][1001];
void dfs (int pos, int k) {
	vis[pos][k] = 1;
	for (auto j : adj[pos]) {
		if (!vis[j][k]) {
			dfs(j, k);
		}
	}
}
int main () {
	ios::sync_with_stdio(0);
	cin.tie(0);
	int n, m, q;
	cin >> n >> m >> q;
	for (int i = 1; i <= m; i++) {
		for (int j = 1; j <= n; j++) {
			int x;
			cin >> x;
			adj[j].push_back(x);
		}
	}
	for (int i = 1; i <= n; i++) {
		dfs(i, i);
	}
	while (q--) {
		int a, b;
		cin >> a >> b;
		cout << (vis[a][b] ? "DA\n" : "NE\n");
	}
}

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