Submission #412973

# Submission time Handle Problem Language Result Execution time Memory
412973 2021-05-27T21:35:29 Z SuhaibSawalha1 Stations (IOI20_stations) C++17
0 / 100
1196 ms 768 KB
#include "stations.h"
#include <bits/stdc++.h>
using namespace std;

vector<vector<int>> adj;
vector<int> lab;
int cnt;

void dfs (int u = 0, int p = -1) {
	for (int v : adj[u]) {
		if (v ^ p) {
			dfs(v, u);
		}
	}
	lab[u] = cnt++;
}

vector<int> label(int n, int k, vector<int> u, vector<int> v) {
	adj.assign(n, {});
	lab.resize(n);
	cnt = 0;
	for (int i = 0; i < n - 1; ++i) {
		adj[u[i]].push_back(v[i]);
		adj[v[i]].push_back(u[i]);
	}
	dfs();
	return lab;
}
 
int find_next_station(int s, int t, vector<int> c) {
	return s - (t < s) + (t > s);
}
# Verdict Execution time Memory Grader output
1 Incorrect 597 ms 768 KB Wrong query response.
2 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Incorrect 532 ms 480 KB Wrong query response.
2 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Incorrect 656 ms 740 KB Wrong query response.
2 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 1196 ms 400 KB Output is correct
2 Incorrect 691 ms 492 KB Wrong query response.
3 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Incorrect 685 ms 616 KB Wrong query response.
2 Halted 0 ms 0 KB -