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Submission #401111

# Submission time Handle Problem Language Result Execution time Memory
401111 2021-05-09T11:47:42 Z dxz05 Stations (IOI20_stations) C++14
0 / 100
 3000 ms 2097156 KB 
#include "stations.h"
#include <bits/stdc++.h>

using namespace std;

const int MAXN = 1011;

vector<int> g[MAXN];

int tin[MAXN], timer = 0;
void dfs(int v, int p){
    tin[v] = timer++;
    for (int u : g[v]){
        if (u != p) dfs(u, v);
    }
}

vector<int> label(int n, int k, vector<int> U, vector<int> V) {
    for (int i = 0; i < n - 1; i++){
        g[U[i]].push_back(V[i]);
    }

    dfs(0, -1);

	vector<int> labels(n, 0);
	for (int i = 0; i < n; i++){
        labels[i] = tin[i];
	}

	return labels;
}

int find_next_station(int s, int t, vector<int> c) {
    if (c[0] >= t) return c[0];
    int pos = upper_bound(c.begin(), c.end(), t) - c.begin() - 1;
    return c[pos];
}

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Runtime error 1263 ms 2097156 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #2
0 / 8.0

# Verdict Execution time Memory Grader output
1 Execution timed out 3054 ms 400 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #3
0 / 16.0

# Verdict Execution time Memory Grader output
1 Runtime error 1447 ms 2097156 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1184 ms 400 KB Output is correct
2 Runtime error 1158 ms 2097156 KB Execution killed with signal 9
3 Halted 0 ms 0 KB -

Subtask #5
0 / 61.0

# Verdict Execution time Memory Grader output
1 Runtime error 1254 ms 2097156 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -