Rezumat problemă

Roy-Warshall

#580

Se dă lista arcelor unui graf orientat. Construiți matricea drumurilor, folosind algoritmul lui Roy-Warshall.

Consola Candale Silviu (silviu) ușoară

Clasa 11 Teoria Grafurilor Probleme diverse cu grafuri orientate

Rezolvă

Detalii

Problema	Roy-Warshall	Operații I/O	tastatură/ecran
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#57565312	Utilizator	prajescu ioana (piaa)
Fișier	roy-warshall.cpp	Dimensiune	623 B
Data încărcării	04 Aprilie 2025, 21:28	Scor / rezultat	Eroare de compilare

Evaluare

Mesaj compilare

roy-warshall.cpp:2:7: error: expected nested-name-specifier before 'namepscae'
 using namepscae std;

       ^
roy-warshall.cpp:2:7: error: 'namepscae' has not been declared
roy-warshall.cpp:2:17: error: expected ';' before 'std'
 using namepscae std;

                 ^
roy-warshall.cpp:2:17: error: 'std' does not name a type
roy-warshall.cpp: In function 'int main()':
roy-warshall.cpp:15:5: error: 'cin' was not declared in this scope
     cin >> n >> m;

     ^
roy-warshall.cpp:15:5: note: suggested alternative:
In file included from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:74:0,
                 from roy-warshall.cpp:1:
/usr/include/c++/4.8/iostream:60:18: note:   'std::cin'
   extern istream cin;  /// Linked to standard input
                  ^
roy-warshall.cpp:26:10: error: 'cout' was not declared in this scope
          cout << a[i][j] << " ";

          ^
roy-warshall.cpp:26:10: note: suggested alternative:
In file included from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:74:0,
                 from roy-warshall.cpp:1:
/usr/include/c++/4.8/iostream:61:18: note:   'std::cout'
   extern ostream cout;  /// Linked to standard output
                  ^
roy-warshall.cpp:28:9: error: 'cout' was not declared in this scope
         cout << endl;

         ^
roy-warshall.cpp:28:9: note: suggested alternative:
In file included from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:74:0,
                 from roy-warshall.cpp:1:
/usr/include/c++/4.8/iostream:61:18: note:   'std::cout'
   extern ostream cout;  /// Linked to standard output
                  ^
roy-warshall.cpp:28:17: error: 'endl' was not declared in this scope
         cout << endl;

                 ^
roy-warshall.cpp:28:17: note: suggested alternative:
In file included from /usr/include/c++/4.8/istream:39:0,
                 from /usr/include/c++/4.8/sstream:38,
                 from /usr/include/c++/4.8/complex:45,
                 from /usr/include/c++/4.8/ccomplex:38,
                 from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:52,
                 from roy-warshall.cpp:1:
/usr/include/c++/4.8/ostream:564:5: note:   'std::endl'
     endl(basic_ostream<_CharT, _Traits>& __os)
     ^

Cum funcționează evaluarea?