Rezumat problemă

Produs_Matrice

#1313

Se citesc doua matrice din fisier . Sa se calculeze produsul lor .

Fișiere Jurj Flaviu-Andrei (jurjstyle) ușoară

Clasa 11 Probleme diverse Matematica

Rezolvă

Detalii

Problema	Produs_Matrice	Operații I/O	produs_matrice.in/produs_matrice.out
Limita timp	0.05 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#64554860	Utilizator	croitoru stefan (Stefan742)
Fișier	produs_matrice.cpp	Dimensiune	584 B
Data încărcării	14 Mai 2026, 09:30	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

produs_matrice.cpp:4:1: error: expected ‘,’ or ‘;’ before ‘ofstream’
    4 | ofstream fout("produs_matrice.out")
      | ^~~~~~~~
produs_matrice.cpp: In function ‘int main()’:
produs_matrice.cpp:8:10: error: ‘n’ was not declared in this scope
    8 |     fin>>n>>m;
      |          ^
produs_matrice.cpp:8:13: error: ‘m’ was not declared in this scope; did you mean ‘tm’?
    8 |     fin>>n>>m;
      |             ^
      |             tm
produs_matrice.cpp:11:14: error: ‘a’ was not declared in this scope
   11 |         fin>>a[i][j];
      |              ^
produs_matrice.cpp:9:5: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation]
    9 |     for(int i=1;i<=n;i++)
      |     ^~~
produs_matrice.cpp:12:9: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the ‘for’
   12 |         fin>>p;
      |         ^~~
produs_matrice.cpp:12:14: error: ‘p’ was not declared in this scope
   12 |         fin>>p;
      |              ^
produs_matrice.cpp:15:14: error: ‘b’ was not declared in this scope
   15 |         fin>>b[i][j];
      |              ^
produs_matrice.cpp:20:9: error: ‘c’ was not declared in this scope
   20 |         c[i][j]=0;
      |         ^
produs_matrice.cpp:22:22: error: ‘a’ was not declared in this scope
   22 |             c[i][j]+=a[i][k]*b[k][j];
      |                      ^
produs_matrice.cpp:22:30: error: ‘b’ was not declared in this scope
   22 |             c[i][j]+=a[i][k]*b[k][j];
      |                              ^
produs_matrice.cpp:24:5: error: ‘fout’ was not declared in this scope
   24 |     fout<<c[i][j]<<'\n';
      |     ^~~~
produs_matrice.cpp:24:11: error: ‘c’ was not declared in this scope
   24 |     fout<<c[i][j]<<'\n';
      |           ^
produs_matrice.cpp:24:16: error: ‘j’ was not declared in this scope
   24 |     fout<<c[i][j]<<'\n';
      |                ^

Cum funcționează evaluarea?