#539
DFS
Se consideră un graf neorientat cu n
vârfuri și m
muchii și un vârf cunoscut X
. Să se afişeze vârfurile vizitate în urma parcurgerii în adâncime a grafului pornind din vârful X
.
Problema | DFS | Operații I/O |
dfs.in /dfs.out
|
---|---|---|---|
Limita timp | 1 secunde | Limita memorie |
Total: 128 MB
/
Stivă 8 MB
|
Id soluție | #54177951 | Utilizator | |
Fișier | dfs.cpp | Dimensiune | 600 B |
Data încărcării | 21 Noiembrie 2024, 13:10 | Scor / rezultat | Eroare de compilare |
dfs.cpp:6:1: error: expected initializer before 'as' as; ^ dfs.cpp: In function 'int main()': dfs.cpp:20:14: error: 'k' was not declared in this scope f>>n>>m>>k; ^ In file included from /usr/include/c++/4.8/algorithm:62:0, from dfs.cpp:3: /usr/include/c++/4.8/bits/stl_algo.h: In instantiation of 'void std::__insertion_sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = int*; _Compare = int]': /usr/include/c++/4.8/bits/stl_algo.h:2226:70: required from 'void std::__final_insertion_sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = int*; _Compare = int]' /usr/include/c++/4.8/bits/stl_algo.h:5500:55: required from 'void std::sort(_RAIter, _RAIter, _Compare) [with _RAIter = int*; _Compare = int]' dfs.cpp:30:35: required from here /usr/include/c++/4.8/bits/stl_algo.h:2159:29: error: '__comp' cannot be used as a function if (__comp(*__i, *__first)) ^ /usr/include/c++/4.8/bits/stl_algo.h: In instantiation of 'void std::__heap_select(_RandomAccessIterator, _RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = int*; _Compare = int]': /usr/include/c++/4.8/bits/stl_algo.h:5349:59: required from 'void std::partial_sort(_RAIter, _RAIter, _RAIter, _Compare) [with _RAIter = int*; _Compare = int]' /usr/include/c++/4.8/bits/stl_algo.h:2332:68: required from 'void std::__introsort_loop(_RandomAccessIterator, _RandomAccessIterator, _Size, _Compare) [with _RandomAccessIterator = int*; _Size = int; _Compare = int]' /usr/include/c++/4.8/bits/stl_algo.h:5499:44: required from 'void std::sort(_RAIter, _RAIter, _Compare) [with _RAIter = int*; _Compare = int]' dfs.cpp:30:35: required from here /usr/include/c++/4.8/bits/stl_algo.h:1948:27: error: '__comp' cannot be used as a function if (__comp(*__i, *__first)) ^ /usr/include/c++/4.8/bits/stl_algo.h: In instantiation of 'void std::__move_median_to_first(_Iterator, _Iterator, _Iterator, _Iterator, _Compare) [with _Iterator = int*; _Compare = int]': /usr/include/c++/4.8/bits/stl_algo.h:2295:13: required from '_RandomAccessIterator std::__unguarded_partition_pivot(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = int*; _Compare = int]' /usr/include/c++/4.8/bits/stl_algo.h:2337:62: required from 'void std::__introsort_loop(_RandomAccessIterator, _RandomAccessIterator, _Size, _Compare) [with _RandomAccessIterator = int*; _Size = int; _Compare = int]' /usr/include/c++/4.8/bits/stl_algo.h:5499:44: required from 'void std::sort(_RAIter, _RAIter, _Compare) [with _RAIter = int*; _Compare = int]' dfs.cpp:30:35: required from here /usr/include/c++/4.8/bits/stl_algo.h:114:28: error: '__comp' cannot be used as a function if (__comp(*__a, *__b)) ^ /usr/include/c++/4.8/bits/stl_algo.h:116:25: error: '__comp' cannot be used as a function if (__comp(*__b, *__c)) ^ /usr/include/c++/4.8/bits/stl_algo.h:118:30: error: '__comp' cannot be used as a function else if (__comp(*__a, *__c)) ^ /usr/include/c++/4.8/bits/stl_algo.h:123:33: error: '__comp' cannot be used as a function else if (__comp(*__a, *__c)) ^ /usr/include/c++/4.8/bits/stl_algo.h:125:33: error: '__comp' cannot be used as a function else if (__comp(*__b, *__c)) ^ /usr/include/c++/4.8/bits/stl_algo.h: In instantiation of '_RandomAccessIterator std::__unguarded_partition(_RandomAccessIterator, _RandomAccessIterator, const _Tp&, _Compare) [with _RandomAccessIterator = int*; _Tp = int; _Compare = int]': /usr/include/c++/4.8/bits/stl_algo.h:2296:78: required from '_RandomAccessIterator std::__unguarded_partition_pivot(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = int*; _Compare = int]' /usr/include/c++/4.8/bits/stl_algo.h:2337:62: required from 'void std::__introsort_loop(_RandomAccessIterator, _RandomAccessIterator, _Size, _Compare) [with _RandomAccessIterator = int*; _Size = int; _Compare = int]' /usr/include/c++/4.8/bits/stl_algo.h:5499:44: required from 'void std::sort(_RAIter, _RAIter, _Compare) [with _RAIter = int*; _Compare = int]' dfs.cpp:30:35: required from here /usr/include/c++/4.8/bits/stl_algo.h:2263:35: error: '__comp' cannot be used as a function while (__comp(*__first, __pivot)) ^ /usr/include/c++/4.8/bits/stl_algo.h:2266:34: error: '__comp' cannot be used as a function while (__comp(__pivot, *__last)) ^ In file included from /usr/include/c++/4.8/bits/stl_algo.h:61:0, from /usr/include/c++/4.8/algorithm:62, from dfs.cpp:3: /usr/include/c++/4.8/bits/stl_heap.h: In instantiation of 'void std::__adjust_heap(_RandomAccessIterator, _Distance, _Distance, _Tp, _Compare) [with _RandomAccessIterator = int*; _Distance = int; _Tp = int; _Compare = int]': /usr/include/c++/4.8/bits/stl_heap.h:448:15: required from 'void std::make_heap(_RAIter, _RAIter, _Compare) [with _RAIter = int*; _Compare = int]' /usr/include/c++/4.8/bits/stl_algo.h:1946:47: required from 'void std::__heap_select(_RandomAccessIterator, _RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = int*; _Compare = int]' /usr/include/c++/4.8/bits/stl_algo.h:5349:59: required from 'void std::partial_sort(_RAIter, _RAIter, _RAIter, _Compare) [with _RAIter = int*; _Compare = int]' /usr/include/c++/4.8/bits/stl_algo.h:2332:68: required from 'void std::__introsort_loop(_RandomAccessIterator, _RandomAccessIterator, _Size, _Compare) [with _RandomAccessIterator = int*; _Size = int; _Compare = int]' /usr/include/c++/4.8/bits/stl_algo.h:5499:44: required from 'void std::sort(_RAIter, _RAIter, _Compare) [with _RAIter = int*; _Compare = int]' dfs.cpp:30:35: required from here /usr/include/c++/4.8/bits/stl_heap.h:313:40: error: '__comp' cannot be used as a function *(__first + (__secondChild - 1)))) ^
www.pbinfo.ro permite evaluarea a două tipuri de probleme:
Problema DFS face parte din prima categorie. Soluția propusă de tine va fi evaluată astfel:
Suma punctajelor acordate pe testele utilizate pentru verificare este 100. Astfel, soluția ta poate obține cel mult 100 de puncte, caz în care se poate considera corectă.