Rezumat problemă

SumMin_XI

#3264

Se dă o matrice pătratică cu n lini şi n coloane şi elemente numere întregi. Determinaţi cea mai mică sumă a n elemente din matrice, obținută adunând câte un element de pe fiecare coloană a matricei.

Fișiere Muresan Ciprian (mcip1977) ușoară

Clasa 11 Metoda Greedy Probleme diverse cu metoda Greedy

Rezolvă

Detalii

Problema	SumMin_XI	Operații I/O	summin_xi.in/summin_xi.out
Limita timp	0.75 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#56569373	Utilizator	Obreja Cosmin (obcosmin98)
Fișier	summin_xi.cpp	Dimensiune	458 B
Data încărcării	25 Februarie 2025, 19:52	Scor / rezultat	Eroare de compilare

Evaluare

Mesaj compilare

summin_xi.cpp:3:13: error: variable 'std::ifstream cin' has initializer but incomplete type
 ifstream cin("summin_xi.in");

             ^
summin_xi.cpp:4:14: error: variable 'std::ofstream cout' has initializer but incomplete type
 ofstream cout("summin_xi.out");

              ^
summin_xi.cpp: In function 'int main()':
summin_xi.cpp:8:5: error: reference to 'cin' is ambiguous
     cin>>n;

     ^
summin_xi.cpp:3:10: note: candidates are: <typeprefixerror>cin
 ifstream cin("summin_xi.in");

          ^
In file included from summin_xi.cpp:1:0:
/usr/include/c++/4.8/iostream:60:18: note:                 std::istream std::cin
   extern istream cin;  /// Linked to standard input
                  ^
summin_xi.cpp:11:13: error: reference to 'cin' is ambiguous
             cin>>v[i][j];

             ^
summin_xi.cpp:3:10: note: candidates are: <typeprefixerror>cin
 ifstream cin("summin_xi.in");

          ^
In file included from summin_xi.cpp:1:0:
/usr/include/c++/4.8/iostream:60:18: note:                 std::istream std::cin
   extern istream cin;  /// Linked to standard input
                  ^
summin_xi.cpp:20:5: error: reference to 'cout' is ambiguous
     cout<<s;

     ^
summin_xi.cpp:4:10: note: candidates are: <typeprefixerror>cout
 ofstream cout("summin_xi.out");

          ^
In file included from summin_xi.cpp:1:0:
/usr/include/c++/4.8/iostream:61:18: note:                 std::ostream std::cout
   extern ostream cout;  /// Linked to standard output
                  ^

Cum funcționează evaluarea?