#658
Se dă o matrice cu n linii și m coloane și elemente numere naturale. Să se determine suma elementelor de pe fiecare linie.
| Problema | SumaLinii | Operații I/O |
tastatură/ecran
|
|---|---|---|---|
| Limita timp | 0.1 secunde | Limita memorie |
Total: 64 MB
/
Stivă 8 MB
|
| Id soluție | #64357598 | Utilizator | |
| Fișier | sumalinii.cpp | Dimensiune | 307 B |
| Data încărcării | 02 Mai 2026, 15:40 | Scor/rezultat | Eroare de compilare |
sumalinii.cpp: In function ‘int main()’: sumalinii.cpp:7:21: warning: range-based ‘for’ loops with initializer only available with ‘-std=c++20’ or ‘-std=gnu++20’ [-Wc++20-extensions] 7 | for(int j=1;j<=m:j++) | ^ sumalinii.cpp:7:25: error: found ‘:’ in nested-name-specifier, expected ‘::’ 7 | for(int j=1;j<=m:j++) | ^ | :: sumalinii.cpp:7:24: error: ‘m’ is not a class, namespace, or enumeration 7 | for(int j=1;j<=m:j++) | ^ sumalinii.cpp:9:9: error: expected primary-expression before ‘for’ 9 | for(i=1;i<=n;i++) | ^~~ sumalinii.cpp:8:22: error: expected ‘;’ before ‘for’ 8 | cin>>a[i][j]; | ^ | ; 9 | for(i=1;i<=n;i++) | ~~~ sumalinii.cpp:9:9: error: expected primary-expression before ‘for’ 9 | for(i=1;i<=n;i++) | ^~~ sumalinii.cpp:8:22: error: expected ‘)’ before ‘for’ 8 | cin>>a[i][j]; | ^ | ) 9 | for(i=1;i<=n;i++) | ~~~ sumalinii.cpp:7:12: note: to match this ‘(’ 7 | for(int j=1;j<=m:j++) | ^ sumalinii.cpp:10:13: warning: unused variable ‘s’ [-Wunused-variable] 10 | int s=0; | ^ sumalinii.cpp:6:5: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation] 6 | for(int i=1;i<=n;i++) | ^~~ sumalinii.cpp:11:9: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the ‘for’ 11 | for(j=1;j<=m;j++) | ^~~ sumalinii.cpp:11:13: error: ‘j’ was not declared in this scope 11 | for(j=1;j<=m;j++) | ^ sumalinii.cpp:12:9: error: ‘s’ was not declared in this scope 12 | s+=a[i][j] | ^ sumalinii.cpp:12:14: error: ‘i’ was not declared in this scope 12 | s+=a[i][j] | ^ sumalinii.cpp: At global scope: sumalinii.cpp:15:1: error: expected unqualified-id before ‘return’ 15 | return 0; | ^~~~~~ sumalinii.cpp:16:1: error: expected declaration before ‘}’ token 16 | } | ^
www.pbinfo.ro permite evaluarea a două tipuri de probleme:
Problema SumaLinii face parte din prima categorie. Soluția propusă de tine va fi evaluată astfel:
Suma punctajelor acordate pe testele utilizate pentru verificare este 100. Astfel, soluția ta poate obține cel mult 100 de puncte, caz în care se poate considera corectă.