#313
Se dă o matrice cu n linii și n coloane și elemente numere naturale. Calculați diferența în valoare absolută dintre sumele elementelor de pe cele două diagonale.
| Problema | Diagonale | Operații I/O |
tastatură/ecran
|
|---|---|---|---|
| Limita timp | 0.1 secunde | Limita memorie |
Total: 64 MB
/
Stivă 8 MB
|
| Id soluție | #64443209 | Utilizator | |
| Fișier | diagonale.cpp | Dimensiune | 456 B |
| Data încărcării | 07 Mai 2026, 10:20 | Scor/rezultat | Eroare de compilare |
diagonale.cpp:4:14: error: expected initializer before ‘i’ 4 | int a[21][21]i,j,n,sdp,sds; | ^ diagonale.cpp: In function ‘int main()’: diagonale.cpp:8:10: error: ‘n’ was not declared in this scope 8 | cin>>n; | ^ diagonale.cpp:9:9: error: ‘i’ was not declared in this scope 9 | for(i=1;i<=n;i++) | ^ diagonale.cpp:10:13: error: ‘j’ was not declared in this scope 10 | for(j=1;j<=n;j++) | ^ diagonale.cpp:11:14: error: ‘a’ was not declared in this scope 11 | cin>>a[i][j]; | ^ diagonale.cpp:12:9: error: ‘i’ was not declared in this scope 12 | for(i=1;i<=n;i++) | ^ diagonale.cpp:13:13: error: ‘j’ was not declared in this scope 13 | for(j=1;j<=n;j++) | ^ diagonale.cpp:16:13: error: ‘sdp’ was not declared in this scope 16 | sdp=sdp+a[i][j]; | ^~~ diagonale.cpp:16:21: error: ‘a’ was not declared in this scope 16 | sdp=sdp+a[i][j]; | ^ diagonale.cpp:18:13: error: ‘sds’ was not declared in this scope 18 | sds=sds+a[i][j]; | ^~~ diagonale.cpp:18:21: error: ‘a’ was not declared in this scope 18 | sds=sds+a[i][j]; | ^ diagonale.cpp:19:12: error: ‘sds’ was not declared in this scope 19 | if(sds>sdp) | ^~~ diagonale.cpp:19:16: error: ‘sdp’ was not declared in this scope 19 | if(sds>sdp) | ^~~
www.pbinfo.ro permite evaluarea a două tipuri de probleme:
Problema Diagonale 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.