Rezumat problemă

MatrixReord

#4678

Vi se dă o matrice cu n linii și m coloane care memorează numere naturale. Să se reordoneze elementele de pe fiecare linie astfel încât numerele impare să se afle în ordine crescătoare la începutul liniei, iar numerele pare, de asemenea în ordine crescătoare, la sfârșitul liniei.

Folclorul informatic

Consola Pracsiu Dan (dnprx) Dan Pracsiu ușoară

Clasa 9 Tablouri bidimensionale (matrice) Parcurgerea matricelor oarecare

Rezolvă

Detalii

Problema	MatrixReord	Operații I/O	tastatură/ecran
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#64598405	Utilizator	Costin Darius (DariuZZZzzz)
Fișier	matrixreord.cpp	Dimensiune	845 B
Data încărcării	17 Mai 2026, 22:40	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

matrixreord.cpp:2:7: error: expected nested-name-specifier before ‘namesapce’
    2 | using namesapce std;
      |       ^~~~~~~~~
matrixreord.cpp: In function ‘int main()’:
matrixreord.cpp:5:2: error: ‘cin’ was not declared in this scope; did you mean ‘std::cin’?
    5 |  cin>>n>>m;
      |  ^~~
      |  std::cin
In file included from matrixreord.cpp:1:
/usr/include/c++/13/iostream:62:18: note: ‘std::cin’ declared here
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
matrixreord.cpp:16:14: error: ‘swap’ was not declared in this scope
   16 |              swap(v[i][j], v[i][k]);
      |              ^~~~
matrixreord.cpp:16:14: note: suggested alternatives:
In file included from /usr/include/c++/13/string:54,
                 from /usr/include/c++/13/bits/locale_classes.h:40,
                 from /usr/include/c++/13/bits/ios_base.h:41,
                 from /usr/include/c++/13/ios:44,
                 from /usr/include/c++/13/ostream:40,
                 from /usr/include/c++/13/iostream:41:
/usr/include/c++/13/bits/basic_string.h:3994:5: note:   ‘std::swap’
 3994 |     swap(basic_string<_CharT, _Traits, _Alloc>& __lhs,
      |     ^~~~
In file included from /usr/include/c++/13/bits/exception_ptr.h:41,
                 from /usr/include/c++/13/exception:164,
                 from /usr/include/c++/13/ios:41:
/usr/include/c++/13/bits/move.h:189:5: note:   ‘std::swap’
  189 |     swap(_Tp& __a, _Tp& __b)
      |     ^~~~
/usr/include/c++/13/bits/exception_ptr.h:230:5: note:   ‘std::__exception_ptr::swap’
  230 |     swap(exception_ptr& __lhs, exception_ptr& __rhs)
      |     ^~~~
matrixreord.cpp:23:18: error: ‘swap’ was not declared in this scope
   23 |                  swap(v[i][j], v[i][k]);
      |                  ^~~~
matrixreord.cpp:23:18: note: suggested alternatives:
/usr/include/c++/13/bits/basic_string.h:3994:5: note:   ‘std::swap’
 3994 |     swap(basic_string<_CharT, _Traits, _Alloc>& __lhs,
      |     ^~~~
/usr/include/c++/13/bits/move.h:189:5: note:   ‘std::swap’
  189 |     swap(_Tp& __a, _Tp& __b)
      |     ^~~~
/usr/include/c++/13/bits/exception_ptr.h:230:5: note:   ‘std::__exception_ptr::swap’
  230 |     swap(exception_ptr& __lhs, exception_ptr& __rhs)
      |     ^~~~
matrixreord.cpp:26:22: error: ‘swap’ was not declared in this scope
   26 |                      swap(v[i][j], v[i][k]);
      |                      ^~~~
matrixreord.cpp:26:22: note: suggested alternatives:
/usr/include/c++/13/bits/basic_string.h:3994:5: note:   ‘std::swap’
 3994 |     swap(basic_string<_CharT, _Traits, _Alloc>& __lhs,
      |     ^~~~
/usr/include/c++/13/bits/move.h:189:5: note:   ‘std::swap’
  189 |     swap(_Tp& __a, _Tp& __b)
      |     ^~~~
/usr/include/c++/13/bits/exception_ptr.h:230:5: note:   ‘std::__exception_ptr::swap’
  230 |     swap(exception_ptr& __lhs, exception_ptr& __rhs)
      |     ^~~~
matrixreord.cpp:12:10: warning: unused variable ‘ct’ [-Wunused-variable]
   12 |      int ct=0;
      |          ^~
matrixreord.cpp:35:6: error: ‘cout’ was not declared in this scope; did you mean ‘std::cout’?
   35 |      cout<<v[i][j]<<" ";
      |      ^~~~
      |      std::cout
/usr/include/c++/13/iostream:63:18: note: ‘std::cout’ declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~

Cum funcționează evaluarea?