Rezumat problemă

Astar

#4607

Se dă o hartă de NxN care conține spații libere (notate cu '.') și spații ocupate (notate cu '#'). Să se răspundă la Q interogări de forma i1 j1 i2 j2, unde se dorește să se afle distanța minimă de la celula (i1, j1) la celula (i2, j2).

Consola Moldovan Robert (moldovan_robert_lol) Robert Moldovan dificilă

Clasa 10 Structuri de date liniare Coada

Rezolvă

Detalii

Problema	Astar	Operații I/O	tastatură/ecran
Limita timp	3.5 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#64045276	Utilizator	Girigan Andrei (AndreiGir)
Fișier	astar.cpp	Dimensiune	3.54 KB
Data încărcării	12 Aprilie 2026, 20:43	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

astar.cpp: In function 'void bfs(int, int, int)':
astar.cpp:30:14: error: expected unqualified-id before '[' token
         auto [x, y] = q.front();

              ^
astar.cpp:34:22: error: 'x' was not declared in this scope
             int nx = x + dx[k];

                      ^
astar.cpp:35:22: error: 'y' was not declared in this scope
             int ny = y + dy[k];

                      ^
astar.cpp: In function 'int main()':
astar.cpp:76:14: error: expected unqualified-id before '[' token
         auto [sx, sy] = free_cells[i];

              ^
astar.cpp:82:20: error: 'sx' was not declared in this scope
         local_dist[sx][sy] = 0;

                    ^
astar.cpp:82:24: error: 'sy' was not declared in this scope
         local_dist[sx][sy] = 0;

                        ^
astar.cpp:83:24: error: no matching function for call to 'std::queue<std::pair<int, int> >::push(<brace-enclosed initializer list>)'
         q.push({sx, sy});

                        ^
astar.cpp:83:24: note: candidates are:
In file included from /usr/include/c++/4.8/queue:64:0,
                 from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:85,
                 from astar.cpp:1:
/usr/include/c++/4.8/bits/stl_queue.h:212:7: note: void std::queue<_Tp, _Sequence>::push(const value_type&) [with _Tp = std::pair<int, int>; _Sequence = std::deque<std::pair<int, int>, std::allocator<std::pair<int, int> > >; std::queue<_Tp, _Sequence>::value_type = std::pair<int, int>]
       push(const value_type& __x)
       ^
/usr/include/c++/4.8/bits/stl_queue.h:212:7: note:   no known conversion for argument 1 from '<brace-enclosed initializer list>' to 'const value_type& {aka const std::pair<int, int>&}'
/usr/include/c++/4.8/bits/stl_queue.h:217:7: note: void std::queue<_Tp, _Sequence>::push(std::queue<_Tp, _Sequence>::value_type&&) [with _Tp = std::pair<int, int>; _Sequence = std::deque<std::pair<int, int>, std::allocator<std::pair<int, int> > >; std::queue<_Tp, _Sequence>::value_type = std::pair<int, int>]
       push(value_type&& __x)
       ^
/usr/include/c++/4.8/bits/stl_queue.h:217:7: note:   no known conversion for argument 1 from '<brace-enclosed initializer list>' to 'std::queue<std::pair<int, int> >::value_type&& {aka std::pair<int, int>&&}'
astar.cpp:86:18: error: expected unqualified-id before '[' token
             auto [x, y] = q.front();

                  ^
astar.cpp:90:26: error: 'x' was not declared in this scope
                 int nx = x + dx[k];

                          ^
astar.cpp:91:26: error: 'y' was not declared in this scope
                 int ny = y + dy[k];

                          ^
astar.cpp:103:18: error: expected unqualified-id before '[' token
             auto [tx, ty] = free_cells[j];

                  ^
astar.cpp:104:41: error: 'tx' was not declared in this scope
             all_dist[i][j] = local_dist[tx][ty];

                                         ^
astar.cpp:104:45: error: 'ty' was not declared in this scope
             all_dist[i][j] = local_dist[tx][ty];

                                             ^

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