oj.uz

Submission #65739

# Submission time Handle Problem Language Result Execution time Memory
65739 2018-08-08T16:12:49 Z MiricaMatei Computer Network (BOI14_network) C++14
0 / 100
 158 ms 15704 KB 
#include "network.h"
#include <bits/stdc++.h>
using namespace std;
vector<int>d[1005];

void findRoute (int N, int a, int b)
{
  int dist;
  for (int i = 1; i <= N; ++i) {
    if (i == b)
      continue;
    int x = ping(b, i);
    if (i == a)
      dist = x;
    d[x].push_back(i);
  }

  while (a != b) {
    dist--;
    for (auto it:d[dist])
      if (ping(it, a) == 1) {
        travelTo(it);
        a = it;
        break;
      }
  }
}

Compilation message

network.cpp: In function 'void findRoute(int, int, int)':
network.cpp:8:7: warning: 'dist' may be used uninitialized in this function [-Wmaybe-uninitialized]
   int dist;
       ^~~~
grader.c: In function 'int main()':
grader.c:48:11: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf ("%d%d%d%d", &N, &a, &b, &M);
     ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~
grader.c:51:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
             scanf("%d", &distance[u][v]);
             ~~~~~^~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
0 / 25.0

# Verdict Execution time Memory Grader output
1 Incorrect 158 ms 8088 KB Travelling to nonadjacent computer
2 Halted 0 ms 0 KB -

Subtask #2
0 / 25.0

# Verdict Execution time Memory Grader output
1 Incorrect 117 ms 10568 KB Travelling to nonadjacent computer
2 Halted 0 ms 0 KB -

Subtask #3
0 / 25.0

# Verdict Execution time Memory Grader output
1 Incorrect 121 ms 13288 KB Travelling to nonadjacent computer
2 Halted 0 ms 0 KB -

Subtask #4
0 / 25.0

# Verdict Execution time Memory Grader output
1 Incorrect 120 ms 15704 KB Travelling to nonadjacent computer
2 Halted 0 ms 0 KB -