Rezumat problemă

GradMax

#417

Se dă lista muchiilor unui graf neorientat. Să se afișeze vârfurile de grad maxim.

Fișiere Candale Silviu (silviu) ușoară

Clasa 11 Teoria Grafurilor Probleme elementare cu grafuri neorientate

Rezolvă

Detalii

Problema	GradMax	Operații I/O	gradmax.in/gradmax.out
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#64920571	Utilizator	merfu anisia (anisiamerfu1)
Fișier	gradmax.cpp	Dimensiune	767 B
Data încărcării	13 Iunie 2026, 17:21	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

gradmax.cpp: In function ‘int main()’:
gradmax.cpp:9:5: error: reference to ‘cin’ is ambiguous
    9 |     cin >> n;
      |     ^~~
In file included from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:146,
                 from gradmax.cpp:1:
/usr/include/c++/13/iostream:62:18: note: candidates are: ‘std::istream std::cin’
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
gradmax.cpp:3:10: note:                 ‘std::ifstream cin’
    3 | ifstream cin("gradmax.in");
      |          ^~~
gradmax.cpp:10:11: error: reference to ‘cin’ is ambiguous
   10 |     while(cin >> p >> r)
      |           ^~~
/usr/include/c++/13/iostream:62:18: note: candidates are: ‘std::istream std::cin’
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
gradmax.cpp:3:10: note:                 ‘std::ifstream cin’
    3 | ifstream cin("gradmax.in");
      |          ^~~
gradmax.cpp:26:5: error: reference to ‘cout’ is ambiguous
   26 |     cout << x << " ";
      |     ^~~~
/usr/include/c++/13/iostream:63:18: note: candidates are: ‘std::ostream std::cout’
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
gradmax.cpp:4:10: note:                 ‘std::ofstream cout’
    4 | ofstream cout("gradmax.out");
      |          ^~~~
gradmax.cpp:30:9: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation]
   30 |         for(int j = 1 ; j <= n ; ++j)
      |         ^~~
gradmax.cpp:32:13: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the ‘for’
   32 |             if(cnt == cmax) cout << i << " ";
      |             ^~
gradmax.cpp:32:29: error: reference to ‘cout’ is ambiguous
   32 |             if(cnt == cmax) cout << i << " ";
      |                             ^~~~
/usr/include/c++/13/iostream:63:18: note: candidates are: ‘std::ostream std::cout’
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
gradmax.cpp:4:10: note:                 ‘std::ofstream cout’
    4 | ofstream cout("gradmax.out");
      |          ^~~~

Cum funcționează evaluarea?