Rezumat problemă

LinCol

#669

Se dă o matrice cu n linii și m coloane și elemente numere naturale. Se cere să se determine suma elementelor de pe anumite linii și coloane, precizate.

Fișiere Candale Silviu (silviu) medie

Clasa 9 Tablouri bidimensionale (matrice) Parcurgerea matricelor oarecare

Rezolvă

Detalii

Problema	LinCol	Operații I/O	lincol.in/lincol.out
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#64761632	Utilizator	Antonache Matei (MateiAnt)
Fișier	lincol.cpp	Dimensiune	631 B
Data încărcării	28 Mai 2026, 12:45	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

lincol.cpp:4:10: error: expected unqualified-id before string constant
    4 | ifstream("lincol.in");
      |          ^~~~~~~~~~~
lincol.cpp:4:10: error: expected ‘)’ before string constant
    4 | ifstream("lincol.in");
      |         ~^~~~~~~~~~~
      |          )
lincol.cpp:5:10: error: expected unqualified-id before string constant
    5 | ofstream("lincol.out");
      |          ^~~~~~~~~~~~
lincol.cpp:5:10: error: expected ‘)’ before string constant
    5 | ofstream("lincol.out");
      |         ~^~~~~~~~~~~~
      |          )
lincol.cpp: In function ‘int main()’:
lincol.cpp:11:5: error: ‘fin’ was not declared in this scope; did you mean ‘sin’?
   11 |     fin>>n>>m;
      |     ^~~
      |     sin
lincol.cpp:12:5: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation]
   12 |     for(i=1;i<=n;i++)
      |     ^~~
lincol.cpp:15:9: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the ‘for’
   15 |         fin>>k;
      |         ^~~
lincol.cpp:21:13: error: ‘s’ was not declared in this scope
   21 |             s=0;
      |             ^
lincol.cpp:22:13: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation]
   22 |             for(j=1;j<=n;j++)
      |             ^~~
lincol.cpp:24:14: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the ‘for’
   24 |              fout<<s<<"\n";
      |              ^~~~
lincol.cpp:24:14: error: ‘fout’ was not declared in this scope
lincol.cpp:29:17: error: ‘s’ was not declared in this scope
   29 |                 s+=a[x][j];
      |                 ^
lincol.cpp:30:12: error: ‘fout’ was not declared in this scope
   30 |            fout<<s<<"\n";
      |            ^~~~
lincol.cpp:30:18: error: ‘s’ was not declared in this scope
   30 |            fout<<s<<"\n";
      |                  ^
lincol.cpp:9:15: warning: unused variable ‘y’ [-Wunused-variable]
    9 |     int i,j,k,y,x;
      |               ^

Cum funcționează evaluarea?