#309
Se dă un şir cu n elemente, numere naturale. Să se verifice dacă reprezintă o permutare a mulţimii {1,2,...,n}.
| Problema | Permutare | Operații I/O |
tastatură/ecran
|
|---|---|---|---|
| Limita timp | 0.1 secunde | Limita memorie |
Total: 64 MB
/
Stivă 8 MB
|
| Id soluție | #64428603 | Utilizator | |
| Fișier | permutare.cpp | Dimensiune | 403 B |
| Data încărcării | 06 Mai 2026, 13:21 | Scor/rezultat | 50 puncte |
permutare.cpp: In function ‘int main()’: permutare.cpp:9:5: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation] 9 | for(i=1;i<=n;i++) | ^~~ permutare.cpp:11:9: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the ‘for’ 11 | while(x<=n) | ^~~~~ permutare.cpp:19:9: warning: this ‘if’ clause does not guard... [-Wmisleading-indentation] 19 | if(ok==1 and k==1) m++; x++; | ^~ permutare.cpp:19:33: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the ‘if’ 19 | if(ok==1 and k==1) m++; x++; | ^ permutare.cpp:7:21: warning: unused variable ‘j’ [-Wunused-variable] 7 | int v[1001],n,i,j,m,k,x,gasit,ok=0,ok2=0; | ^ permutare.cpp:7:29: warning: unused variable ‘gasit’ [-Wunused-variable] 7 | int v[1001],n,i,j,m,k,x,gasit,ok=0,ok2=0; | ^~~~~ permutare.cpp:7:40: warning: unused variable ‘ok2’ [-Wunused-variable] 7 | int v[1001],n,i,j,m,k,x,gasit,ok=0,ok2=0; | ^~~ permutare.cpp:11:16: warning: ‘x’ is used uninitialized [-Wuninitialized] 11 | while(x<=n) | ~^~~ permutare.cpp:7:27: note: ‘x’ was declared here 7 | int v[1001],n,i,j,m,k,x,gasit,ok=0,ok2=0; | ^ permutare.cpp:19:29: warning: ‘m’ may be used uninitialized [-Wmaybe-uninitialized] 19 | if(ok==1 and k==1) m++; x++; | ~^~ permutare.cpp:7:23: note: ‘m’ was declared here 7 | int v[1001],n,i,j,m,k,x,gasit,ok=0,ok2=0; | ^
| Test | Timp | Mesaj evaluare | Scor posibil | Scor obținut | ||
|---|---|---|---|---|---|---|
| 1 | 0.001 secunde | Raspuns gresit. | 10 | 0 | Exemplu | |
| 2 | 0.001 secunde | OK. | 10 | 10 | Exemplu | |
| 3 | 0.001 secunde | Raspuns gresit. | 20 | 0 | ||
| 4 | 0.001 secunde | Raspuns gresit. | 20 | 0 | ||
| 5 | 0.001 secunde | OK. | 20 | 20 | ||
| 6 | 0.001 secunde | OK. | 20 | 20 | ||
| Punctaj total | 50 | |||||
www.pbinfo.ro permite evaluarea a două tipuri de probleme:
Problema Permutare 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.