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Submission #417828

# Submission time Handle Problem Language Result Execution time Memory
417828 2021-06-04T11:08:27 Z Hegdahl Toy Train (IOI17_train) C++17
0 / 100
 329 ms 1100 KB 
#include <bits/stdc++.h>
#include "train.h"

using namespace std;

vector<int> who_wins(vector<int> a, vector<int> r, vector<int> u, vector<int> v) {
  const int n = (int)a.size();
  const int m = (int)u.size();

  vector<vector<int>> g(n);
  for (int mm = 0; mm < m; ++mm)
    g[u[mm]].push_back(v[mm]);

  vector<int> nr(n);

  for (int rep = 0; rep < n; ++rep) {

    /*
    for (int x : r) cerr << x << ' ';
    cerr << '\n'; // */

    for (int i = 0; i < n; ++i) {
      if (a[i]) {
        nr[i] = false;
        for (int j : g[i])
          nr[i] |= r[j];
      } else {
        nr[i] = true;
        for (int j : g[i])
          nr[i] &= r[j];
      }
    }

    swap(r, nr);
  }

  return r;
}

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 147 ms 748 KB 3rd lines differ - on the 1st token, expected: '0', found: '1'
2 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 204 KB 3rd lines differ - on the 2nd token, expected: '1', found: '0'
2 Halted 0 ms 0 KB -

Subtask #3
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 211 ms 1100 KB 3rd lines differ - on the 1st token, expected: '0', found: '1'
2 Halted 0 ms 0 KB -

Subtask #4
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 292 ms 892 KB 3rd lines differ - on the 1st token, expected: '1', found: '0'
2 Halted 0 ms 0 KB -

Subtask #5
0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 329 ms 1020 KB 3rd lines differ - on the 1st token, expected: '1', found: '0'
2 Halted 0 ms 0 KB -

Subtask #6
0 / 51.0

# Verdict Execution time Memory Grader output
1 Incorrect 147 ms 748 KB 3rd lines differ - on the 1st token, expected: '0', found: '1'
2 Halted 0 ms 0 KB -