Rezumat problemă

CautaNrInMatrice

#1266

Într-o matrice în care elementele sunt aranjate crescător pe anumite linii şi descrescător pe altele, trebuie găsită linia şi coloana pe care se află un anumit element.

Fișiere Bunget Mihai (mihaibun) Mihai Bunget dificilă

Clasa 9 Tablouri bidimensionale (matrice) Parcurgerea matricelor oarecare Cautare binara

Rezolvă

Detalii

Problema	CautaNrInMatrice	Operații I/O	cautanrinmatrice.in/cautanrinmatrice.out
Limita timp	1 secunde	Limita memorie	Total: 16 MB / Stivă 2 MB
Id soluție	#64424142	Utilizator	Cheregi Bomboclat (cheregidavid123)
Fișier	cautanrinmatrice.cpp	Dimensiune	1.23 KB
Data încărcării	06 Mai 2026, 10:46	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

cautanrinmatrice.cpp: In function ‘int main()’:
cautanrinmatrice.cpp:25:5: error: reference to ‘cin’ is ambiguous
   25 |     cin >> n >> m;
      |     ^~~
In file included from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:146,
                 from cautanrinmatrice.cpp:1:
/usr/include/c++/13/iostream:62:18: note: candidates are: ‘std::istream std::cin’
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
cautanrinmatrice.cpp:3:10: note:                 ‘std::ifstream cin’
    3 | ifstream cin("cautanrinmatrice.in");
      |          ^~~
cautanrinmatrice.cpp:33:17: error: reference to ‘cin’ is ambiguous
   33 |                 cin >> e[p+aux];
      |                 ^~~
/usr/include/c++/13/iostream:62:18: note: candidates are: ‘std::istream std::cin’
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
cautanrinmatrice.cpp:3:10: note:                 ‘std::ifstream cin’
    3 | ifstream cin("cautanrinmatrice.in");
      |          ^~~
cautanrinmatrice.cpp:41:17: error: reference to ‘cin’ is ambiguous
   41 |                 cin >> e[p] , p++;
      |                 ^~~
/usr/include/c++/13/iostream:62:18: note: candidates are: ‘std::istream std::cin’
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
cautanrinmatrice.cpp:3:10: note:                 ‘std::ifstream cin’
    3 | ifstream cin("cautanrinmatrice.in");
      |          ^~~
cautanrinmatrice.cpp:44:5: error: reference to ‘cin’ is ambiguous
   44 |     cin >> q;
      |     ^~~
/usr/include/c++/13/iostream:62:18: note: candidates are: ‘std::istream std::cin’
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
cautanrinmatrice.cpp:3:10: note:                 ‘std::ifstream cin’
    3 | ifstream cin("cautanrinmatrice.in");
      |          ^~~
cautanrinmatrice.cpp:47:9: error: reference to ‘cin’ is ambiguous
   47 |         cin >> x;
      |         ^~~
/usr/include/c++/13/iostream:62:18: note: candidates are: ‘std::istream std::cin’
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
cautanrinmatrice.cpp:3:10: note:                 ‘std::ifstream cin’
    3 | ifstream cin("cautanrinmatrice.in");
      |          ^~~
cautanrinmatrice.cpp:55:13: error: reference to ‘cout’ is ambiguous
   55 |             cout << a << ' ' << b << '\n';
      |             ^~~~
/usr/include/c++/13/iostream:63:18: note: candidates are: ‘std::ostream std::cout’
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
cautanrinmatrice.cpp:4:10: note:                 ‘std::ofstream cout’
    4 | ofstream cout("cautanrinmatrice.out");
      |          ^~~~
cautanrinmatrice.cpp:57:13: error: reference to ‘cout’ is ambiguous
   57 |        else cout << 0 << '\n';
      |             ^~~~
/usr/include/c++/13/iostream:63:18: note: candidates are: ‘std::ostream std::cout’
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
cautanrinmatrice.cpp:4:10: note:                 ‘std::ofstream cout’
    4 | ofstream cout("cautanrinmatrice.out");
      |          ^~~~

Cum funcționează evaluarea?