Submission #497758

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
497758	2021-12-23 18:02:12	MilosMilutinovic	Portals (BOI14_portals)	C++14	100 / 100	583 ms	116208 KiB

portals

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#include <bits/stdc++.h>
using namespace std;
const int maxn = 1005;
const int dx[] = {1, 0, -1, 0};
const int dy[] = {0, 1, 0, -1};
pair<int, int> L[maxn][maxn];
pair<int, int> R[maxn][maxn];
pair<int, int> U[maxn][maxn];
pair<int, int> D[maxn][maxn];
vector<pair<int, int>> graf[maxn][maxn];
int main() {
  ios_base::sync_with_stdio(0);
  cin.tie(0);
  cout << fixed << setprecision(11);
  cerr << fixed << setprecision(6);
  int n, m;
  cin >> n >> m;
  vector<vector<int>> a(n + 2, vector<int>(m + 2));
  int sx, sy, ex, ey;
  for (int i = 1; i <= n; ++i) {
    string in;
    cin >> in;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

portals.cpp: In function 'int main()':
portals.cpp:133:23: warning: 'ey' may be used uninitialized in this function [-Wmaybe-uninitialized]
  133 |  int ans = dist[ex][ey];
      |                       ^
portals.cpp:133:19: warning: 'ex' may be used uninitialized in this function [-Wmaybe-uninitialized]
  133 |  int ans = dist[ex][ey];
      |                   ^

• Subtask 1: 11 / 11
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 19 / 19
• Subtask 5: 30 / 30