#3124
Se dă un număr natural n, urmat de o matrice pătratică cu n * n elemente, numere naturale. Să se verifice dacă matricea dată este un pătrat magic.
| Problema | PatratMagic0 | Operații I/O |
tastatură/ecran
|
|---|---|---|---|
| Limita timp | 0.2 secunde | Limita memorie |
Total: 64 MB
/
Stivă 8 MB
|
| Id soluție | #64459658 | Utilizator | |
| Fișier | patratmagic0.cpp | Dimensiune | 625 B |
| Data încărcării | 08 Mai 2026, 08:36 | Scor/rezultat | Eroare de compilare |
patratmagic0.cpp: In function ‘int main()’: patratmagic0.cpp:7:14: warning: comparison of integer expressions of different signedness: ‘int’ and ‘long long unsigned int’ [-Wsign-compare] 7 | for(int i=1;i<=n;i++) | ~^~~ patratmagic0.cpp:8:18: warning: comparison of integer expressions of different signedness: ‘int’ and ‘long long unsigned int’ [-Wsign-compare] 8 | for(int j=1;j<=n;j++) | ~^~~ patratmagic0.cpp:13:15: error: incompatible types in assignment of ‘long long unsigned int’ to ‘long long unsigned int [501]’ 13 | s1+=a[i][j]; | ~~^~~~~~~~~ patratmagic0.cpp:14:15: warning: comparison of integer expressions of different signedness: ‘int’ and ‘long long unsigned int’ [-Wsign-compare] 14 | if(i+j==n+1) | ~~~^~~~~ patratmagic0.cpp:15:15: error: incompatible types in assignment of ‘long long unsigned int’ to ‘long long unsigned int [501]’ 15 | s2+=a[i][j]; | ~~^~~~~~~~~ patratmagic0.cpp:18:6: warning: comparison between two arrays [-Warray-compare] 18 | if(s1!=s2) | ~~^~~~ patratmagic0.cpp:18:6: note: use unary ‘+’ which decays operands to pointers or ‘&s1[0] != &s2[0]’ to compare the addresses patratmagic0.cpp:20:14: warning: comparison of integer expressions of different signedness: ‘int’ and ‘long long unsigned int’ [-Wsign-compare] 20 | for(int i=1;i<=n;i++) | ~^~~ patratmagic0.cpp:25:14: warning: comparison of integer expressions of different signedness: ‘int’ and ‘long long unsigned int’ [-Wsign-compare] 25 | for(int j=1;j<=n;j++) | ~^~~
www.pbinfo.ro permite evaluarea a două tipuri de probleme:
Problema PatratMagic0 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.