#3943
Se dă numărul natural n. Determinati o modalitate de așezare a numerelor din mulțimea \({1,2,…,n}\) pe un cerc astfel încât suma a oricare două nume învecinate să fie pătrat perfect.
| Problema | Cerc5 | Operații I/O |
tastatură/ecran
|
|---|---|---|---|
| Limita timp | 0.1 secunde | Limita memorie |
Total: 64 MB
/
Stivă 8 MB
|
| Id soluție | #64335355 | Utilizator | |
| Fișier | cerc5.cpp | Dimensiune | 1.16 KB |
| Data încărcării | 30 Aprilie 2026, 10:49 | Scor/rezultat | Eroare de compilare |
cerc5.cpp:9:1: error: extended character is not valid in an identifier 9 | if(i>n) | ^ cerc5.cpp:9:1: error: extended character is not valid in an identifier cerc5.cpp:9:1: error: extended character is not valid in an identifier cerc5.cpp:9:1: error: extended character is not valid in an identifier cerc5.cpp:10:1: error: extended character is not valid in an identifier 10 | { | ^ cerc5.cpp:10:1: error: extended character is not valid in an identifier cerc5.cpp:10:1: error: extended character is not valid in an identifier cerc5.cpp:10:1: error: extended character is not valid in an identifier cerc5.cpp:11:1: error: extended character is not valid in an identifier 11 | int sum,r; | ^ cerc5.cpp:11:1: error: extended character is not valid in an identifier cerc5.cpp:11:1: error: extended character is not valid in an identifier cerc5.cpp:11:1: error: extended character is not valid in an identifier cerc5.cpp:11:1: error: extended character is not valid in an identifier cerc5.cpp:11:1: error: extended character is not valid in an identifier cerc5.cpp:11:1: error: extended character is not valid in an identifier cerc5.cpp:11:1: error: extended character is not valid in an identifier cerc5.cpp:12:1: error: extended character is not valid in an identifier 12 | sum=s[1]+s[n]; | ^ cerc5.cpp:12:1: error: extended character is not valid in an identifier cerc5.cpp:12:1: error: extended character is not valid in an identifier cerc5.cpp:12:1: error: extended character is not valid in an identifier cerc5.cpp:12:1: error: extended character is not valid in an identifier cerc5.cpp:12:1: error: extended character is not valid in an identifier cerc5.cpp:12:1: error: extended character is not valid in an identifier cerc5.cpp:12:1: error: extended character is not valid in an identifier cerc5.cpp:13:1: error: extended character is not valid in an identifier 13 | r=sqrt(sum); | ^ cerc5.cpp:13:1: error: extended character is not valid in an identifier cerc5.cpp:13:1: error: extended character is not valid in an identifier cerc5.cpp:13:1: error: extended character is not valid in an identifier cerc5.cpp:13:1: error: extended character is not valid in an identifier cerc5.cpp:13:1: error: extended character is not valid in an identifier cerc5.cpp:13:1: error: extended character is not valid in an identifier cerc5.cpp:13:1: error: extended character is not valid in an identifier cerc5.cpp:14:1: error: extended character is not valid in an identifier 14 | if(r*r==sum) | ^ cerc5.cpp:14:1: error: extended character is not valid in an identifier cerc5.cpp:14:1: error: extended character is not valid in an identifier cerc5.cpp:14:1: error: extended character is not valid in an identifier cerc5.cpp:14:1: error: extended character is not valid in an identifier cerc5.cpp:14:1: error: extended character is not valid in an identifier cerc5.cpp:14:1: error: extended character is not valid in an identifier cerc5.cpp:14:1: error: extended character is not valid in an identifier cerc5.cpp:15:1: error: extended character is not valid in an identifier 15 | { | ^ cerc5.cpp:15:1: error: extended character is not valid in an identifier cerc5.cpp:15:1: error: extended character is not valid in an identifier cerc5.cpp:15:1: error: extended character is not valid in an identifier cerc5.cpp:15:1: error: extended character is not valid in an identifier cerc5.cpp:15:1: error: extended character is not valid in an identifier cerc5.cpp:15:1: error: extended character is not valid in an identifier cerc5.cpp:15:1: error: extended character is not valid in an identifier cerc5.cpp:16:1: error: extended character is not valid in an identifier 16 | for(int j=1;j<=n;j++) | ^ cerc5.cpp:16:1: error: extended character is not valid in an identifier cerc5.cpp:16:1: error: extended character is not valid in an identifier cerc5.cpp:16:1: error: extended character is not valid in an identifier cerc5.cpp:16:1: error: extended character is not valid in an identifier cerc5.cpp:16:1: error: extended character is not valid in an identifier cerc5.cpp:16:1: error: extended character is not valid in an identifier cerc5.cpp:16:1: error: extended character is not valid in an identifier cerc5.cpp:16:1: error: extended character is not valid in an identifier cerc5.cpp:16:1: error: extended character is not valid in an identifier cerc5.cpp:16:1: error: extended character is not valid in an identifier cerc5.cpp:16:1: error: extended character is not valid in an identifier cerc5.cpp:17:1: error: extended character is not valid in an identifier 17 | cout<<s[j]<<" "; | ^ cerc5.cpp:17:1: error: extended character is not valid in an identifier cerc5.cpp:17:1: error: extended character is not valid in an identifier cerc5.cpp:17:1: error: extended character is not valid in an identifier cerc5.cpp:17:1: error: extended character is not valid in an identifier cerc5.cpp:17:1: error: extended character is not valid in an identifier cerc5.cpp:17:1: error: extended character is not valid in an identifier cerc5.cpp:17:1: error: extended character is not valid in an identifier cerc5.cpp:17:1: error: extended character is not valid in an identifier cerc5.cpp:17:1: error: extended character is not valid in an identifier cerc5.cpp:17:1: error: extended character is not valid in an identifier cerc5.cpp:17:1: error: extended character is not valid in an identifier cerc5.cpp:17:1: error: extended character is not valid in an identifier cerc5.cpp:17:1: error: extended character is not valid in an identifier cerc5.cpp:17:1: error: extended character is not valid in an identifier cerc5.cpp:17:1: error: extended character is not valid in an identifier cerc5.cpp:18:1: error: extended character is not valid in an identifier 18 | exit(0); | ^ cerc5.cpp:18:1: error: extended character is not valid in an identifier cerc5.cpp:18:1: error: extended character is not valid in an identifier cerc5.cpp:18:1: error: extended character is not valid in an identifier cerc5.cpp:18:1: error: extended character is not valid in an identifier cerc5.cpp:18:1: error: extended character is not valid in an identifier cerc5.cpp:18:1: error: extended character is not valid in an identifier cerc5.cpp:18:1: error: extended character is not valid in an identifier cerc5.cpp:18:1: error: extended character is not valid in an identifier cerc5.cpp:18:1: error: extended character is not valid in an identifier cerc5.cpp:18:1: error: extended character is not valid in an identifier cerc5.cpp:18:1: error: extended character is not valid in an identifier cerc5.cpp:19:1: error: extended character is not valid in an identifier 19 | } | ^ cerc5.cpp:19:1: error: extended character is not valid in an identifier cerc5.cpp:19:1: error: extended character is not valid in an identifier cerc5.cpp:19:1: error: extended character is not valid in an identifier cerc5.cpp:19:1: error: extended character is not valid in an identifier cerc5.cpp:19:1: error: extended character is not valid in an identifier cerc5.cpp:19:1: error: extended character is not valid in an identifier cerc5.cpp:19:1: error: extended character is not valid in an identifier cerc5.cpp:20:1: error: extended character is not valid in an identifier 20 | } | ^ cerc5.cpp:20:1: error: extended character is not valid in an identifier cerc5.cpp:20:1: error: extended character is not valid in an identifier cerc5.cpp:20:1: error: extended character is not valid in an identifier cerc5.cpp:21:1: error: extended character is not valid in an identifier 21 | elsefor(int j=1;j<=n;j++) | ^ cerc5.cpp:21:1: error: extended character is not valid in an identifier cerc5.cpp:21:1: error: extended character is not valid in an identifier cerc5.cpp:21:1: error: extended character is not valid in an identifier cerc5.cpp:22:1: error: extended character is not valid in an identifier 22 | if(viz[j]==0) | ^ cerc5.cpp:22:1: error: extended character is not valid in an identifier cerc5.cpp:22:1: error: extended character is not valid in an identifier cerc5.cpp:22:1: error: extended character is not valid in an identifier cerc5.cpp:22:1: error: extended character is not valid in an identifier cerc5.cpp:22:1: error: extended character is not valid in an identifier cerc5.cpp:22:1: error: extended character is not valid in an identifier cerc5.cpp:22:1: error: extended character is not valid in an identifier cerc5.cpp:22:1: error: extended character is not valid in an identifier cerc5.cpp:22:1: error: extended character is not valid in an identifier cerc5.cpp:22:1: error: extended character is not valid in an identifier cerc5.cpp:22:1: error: extended character is not valid in an identifier cerc5.cpp:23:1: error: extended character is not valid in an identifier 23 | { | ^ cerc5.cpp:23:1: error: extended character is not valid in an identifier cerc5.cpp:23:1: error: extended character is not valid in an identifier cerc5.cpp:23:1: error: extended character is not valid in an identifier cerc5.cpp:23:1: error: extended character is not valid in an identifier cerc5.cpp:23:1: error: extended character is not valid in an identifier cerc5.cpp:23:1: error: extended character is not valid in an identifier cerc5.cpp:23:1: error: extended character is not valid in an identifier cerc5.cpp:24:1: error: extended character is not valid in an identifier 24 | int sum,r; | ^ cerc5.cpp:24:1: error: extended character is not valid in an identifier cerc5.cpp:24:1: error: extended character is not valid in an identifier cerc5.cpp:24:1: error: extended character is not valid in an identifier cerc5.cpp:24:1: error: extended character is not valid in an identifier cerc5.cpp:24:1: error: extended character is not valid in an identifier cerc5.cpp:24:1: error: extended character is not valid in an identifier cerc5.cpp:24:1: error: extended character is not valid in an identifier cerc5.cpp:24:1: error: extended character is not valid in an identifier cerc5.cpp:24:1: error: extended character is not valid in an identifier cerc5.cpp:24:1: error: extended character is not valid in an identifier cerc5.cpp:24:1: error: extended character is not valid in an identifier cerc5.cpp:25:1: error: extended character is not valid in an identifier 25 | sum=j+s[i-1]; | ^ cerc5.cpp:25:1: error: extended character is not valid in an identifier cerc5.cpp:25:1: error: extended character is not valid in an identifier cerc5.cpp:25:1: error: extended character is not valid in an identifier cerc5.cpp:25:1: error: extended character is not valid in an identifier cerc5.cpp:25:1: error: extended character is not valid in an identifier cerc5.cpp:25:1: error: extended character is not valid in an identifier cerc5.cpp:25:1: error: extended character is not valid in an identifier cerc5.cpp:25:1: error: extended character is not valid in an identifier cerc5.cpp:25:1: error: extended character is not valid in an identifier cerc5.cpp:25:1: error: extended character is not valid in an identifier cerc5.cpp:25:1: error: extended character is not valid in an identifier cerc5.cpp:26:1: error: extended character is not valid in an identifier 26 | r=sqrt(sum); | ^ cerc5.cpp:26:1: error: extended character is not valid in an identifier cerc5.cpp:26:1: error: extended character is not valid in an identifier cerc5.cpp:26:1: error: extended character is not valid in an identifier cerc5.cpp:26:1: error: extended character is not valid in an identifier cerc5.cpp:26:1: error: extended character is not valid in an identifier cerc5.cpp:26:1: error: extended character is not valid in an identifier cerc5.cpp:26:1: error: extended character is not valid in an identifier cerc5.cpp:26:1: error: extended character is not valid in an identifier cerc5.cpp:26:1: error: extended character is not valid in an identifier cerc5.cpp:26:1: error: extended character is not valid in an identifier cerc5.cpp:26:1: error: extended character is not valid in an identifier cerc5.cpp:27:1: error: extended character is not valid in an identifier 27 | if(r*r==sum) | ^ cerc5.cpp:27:1: error: extended character is not valid in an identifier cerc5.cpp:27:1: error: extended character is not valid in an identifier cerc5.cpp:27:1: error: extended character is not valid in an identifier cerc5.cpp:27:1: error: extended character is not valid in an identifier cerc5.cpp:27:1: error: extended character is not valid in an identifier cerc5.cpp:27:1: error: extended character is not valid in an identifier cerc5.cpp:27:1: error: extended character is not valid in an identifier cerc5.cpp:27:1: error: extended character is not valid in an identifier cerc5.cpp:27:1: error: extended character is not valid in an identifier cerc5.cpp:27:1: error: extended character is not valid in an identifier cerc5.cpp:27:1: error: extended character is not valid in an identifier cerc5.cpp:28:1: error: extended character is not valid in an identifier 28 | { | ^ cerc5.cpp:28:1: error: extended character is not valid in an identifier cerc5.cpp:28:1: error: extended character is not valid in an identifier cerc5.cpp:28:1: error: extended character is not valid in an identifier cerc5.cpp:28:1: error: extended character is not valid in an identifier cerc5.cpp:28:1: error: extended character is not valid in an identifier cerc5.cpp:28:1: error: extended character is not valid in an identifier cerc5.cpp:28:1: error: extended character is not valid in an identifier cerc5.cpp:28:1: error: extended character is not valid in an identifier cerc5.cpp:28:1: error: extended character is not valid in an identifier cerc5.cpp:28:1: error: extended character is not valid in an identifier cerc5.cpp:28:1: error: extended character is not valid in an identifier cerc5.cpp:29:1: error: extended character is not valid in an identifier 29 | s[i]=j; | ^ cerc5.cpp:29:1: error: extended character is not valid in an identifier cerc5.cpp:29:1: error: extended character is not valid in an identifier cerc5.cpp:29:1: error: extended character is not valid in an identifier cerc5.cpp:29:1: error: extended character is not valid in an identifier cerc5.cpp:29:1: error: extended character is not valid in an identifier cerc5.cpp:29:1: error: extended character is not valid in an identifier cerc5.cpp:29:1: error: extended character is not valid in an identifier cerc5.cpp:29:1: error: extended character is not valid in an identifier cerc5.cpp:29:1: error: extended character is not valid in an identifier cerc5.cpp:29:1: error: extended character is not valid in an identifier cerc5.cpp:29:1: error: extended character is not valid in an identifier cerc5.cpp:29:1: error: extended character is not valid in an identifier cerc5.cpp:29:1: error: extended character is not valid in an identifier cerc5.cpp:29:1: error: extended character is not valid in an identifier cerc5.cpp:29:1: error: extended character is not valid in an identifier cerc5.cpp:30:1: error: extended character is not valid in an identifier 30 | viz[j]=1; | ^ cerc5.cpp:30:1: error: extended character is not valid in an identifier cerc5.cpp:30:1: error: extended character is not valid in an identifier cerc5.cpp:30:1: error: extended character is not valid in an identifier cerc5.cpp:30:1: error: extended character is not valid in an identifier cerc5.cpp:30:1: error: extended character is not valid in an identifier cerc5.cpp:30:1: error: extended character is not valid in an identifier cerc5.cpp:30:1: error: extended character is not valid in an identifier cerc5.cpp:30:1: error: extended character is not valid in an identifier cerc5.cpp:30:1: error: extended character is not valid in an identifier cerc5.cpp:30:1: error: extended character is not valid in an identifier cerc5.cpp:30:1: error: extended character is not valid in an identifier cerc5.cpp:30:1: error: extended character is not valid in an identifier cerc5.cpp:30:1: error: extended character is not valid in an identifier cerc5.cpp:30:1: error: extended character is not valid in an identifier cerc5.cpp:30:1: error: extended character is not valid in an identifier cerc5.cpp:31:1: error: extended character is not valid in an identifier 31 | backt(i+1); | ^ cerc5.cpp:31:1: error: extended character is not valid in an identifier cerc5.cpp:31:1: error: extended character is not valid in an identifier cerc5.cpp:31:1: error: extended character is not valid in an identifier cerc5.cpp:31:1: error: extended character is not valid in an identifier cerc5.cpp:31:1: error: extended character is not valid in an identifier cerc5.cpp:31:1: error: extended character is not valid in an identifier cerc5.cpp:31:1: error: extended character is not valid in an identifier cerc5.cpp:31:1: error: extended character is not valid in an identifier cerc5.cpp:31:1: error: extended character is not valid in an identifier cerc5.cpp:31:1: error: extended character is not valid in an identifier cerc5.cpp:31:1: error: extended character is not valid in an identifier cerc5.cpp:31:1: error: extended character is not valid in an identifier cerc5.cpp:31:1: error: extended character is not valid in an identifier cerc5.cpp:31:1: error: extended character is not valid in an identifier cerc5.cpp:31:1: error: extended character is not valid in an identifier cerc5.cpp:32:1: error: extended character is not valid in an identifier 32 | viz[j]=0; | ^ cerc5.cpp:32:1: error: extended character is not valid in an identifier cerc5.cpp:32:1: error: extended character is not valid in an identifier cerc5.cpp:32:1: error: extended character is not valid in an identifier cerc5.cpp:32:1: error: extended character is not valid in an identifier cerc5.cpp:32:1: error: extended character is not valid in an identifier cerc5.cpp:32:1: error: extended character is not valid in an identifier cerc5.cpp:32:1: error: extended character is not valid in an identifier cerc5.cpp:32:1: error: extended character is not valid in an identifier cerc5.cpp:32:1: error: extended character is not valid in an identifier cerc5.cpp:32:1: error: extended character is not valid in an identifier cerc5.cpp:32:1: error: extended character is not valid in an identifier cerc5.cpp:32:1: error: extended character is not valid in an identifier cerc5.cpp:32:1: error: extended character is not valid in an identifier cerc5.cpp:32:1: error: extended character is not valid in an identifier cerc5.cpp:32:1: error: extended character is not valid in an identifier cerc5.cpp:33:1: error: extended character is not valid in an identifier 33 | } | ^ cerc5.cpp:33:1: error: extended character is not valid in an identifier cerc5.cpp:33:1: error: extended character is not valid in an identifier cerc5.cpp:33:1: error: extended character is not valid in an identifier cerc5.cpp:33:1: error: extended character is not valid in an identifier cerc5.cpp:33:1: error: extended character is not valid in an identifier cerc5.cpp:33:1: error: extended character is not valid in an identifier cerc5.cpp:33:1: error: extended character is not valid in an identifier cerc5.cpp:33:1: error: extended character is not valid in an identifier cerc5.cpp:33:1: error: extended character is not valid in an identifier cerc5.cpp:33:1: error: extended character is not valid in an identifier cerc5.cpp:33:1: error: extended character is not valid in an identifier cerc5.cpp:34:1: error: extended character is not valid in an identifier 34 | } | ^ cerc5.cpp:34:1: error: extended character is not valid in an identifier cerc5.cpp:34:1: error: extended character is not valid in an identifier cerc5.cpp:34:1: error: extended character is not valid in an identifier cerc5.cpp:34:1: error: extended character is not valid in an identifier cerc5.cpp:34:1: error: extended character is not valid in an identifier cerc5.cpp:34:1: error: extended character is not valid in an identifier cerc5.cpp:34:1: error: extended character is not valid in an identifier cerc5.cpp:38:1: error: extended character is not valid in an identifier 38 | cin>>n; | ^ cerc5.cpp:38:1: error: extended character is not valid in an identifier cerc5.cpp:38:1: error: extended character is not valid in an identifier cerc5.cpp:38:1: error: extended character is not valid in an identifier cerc5.cpp:39:1: error: extended character is not valid in an identifier 39 | for(int i=1;i<=n;i++) | ^ cerc5.cpp:39:1: error: extended character is not valid in an identifier cerc5.cpp:39:1: error: extended character is not valid in an identifier cerc5.cpp:39:1: error: extended character is not valid in an identifier cerc5.cpp:40:1: error: extended character is not valid in an identifier 40 | { | ^ cerc5.cpp:40:1: error: extended character is not valid in an identifier cerc5.cpp:40:1: error: extended character is not valid in an identifier cerc5.cpp:40:1: error: extended character is not valid in an identifier cerc5.cpp:41:1: error: extended character is not valid in an identifier 41 | s[1]=i; | ^ cerc5.cpp:41:1: error: extended character is not valid in an identifier cerc5.cpp:41:1: error: extended character is not valid in an identifier cerc5.cpp:41:1: error: extended character is not valid in an identifier cerc5.cpp:41:1: error: extended character is not valid in an identifier cerc5.cpp:41:1: error: extended character is not valid in an identifier cerc5.cpp:41:1: error: extended character is not valid in an identifier cerc5.cpp:41:1: error: extended character is not valid in an identifier cerc5.cpp:42:1: error: extended character is not valid in an identifier 42 | viz[i]=1; | ^ cerc5.cpp:42:1: error: extended character is not valid in an identifier cerc5.cpp:42:1: error: extended character is not valid in an identifier cerc5.cpp:42:1: error: extended character is not valid in an identifier cerc5.cpp:42:1: error: extended character is not valid in an identifier cerc5.cpp:42:1: error: extended character is not valid in an identifier cerc5.cpp:42:1: error: extended character is not valid in an identifier cerc5.cpp:42:1: error: extended character is not valid in an identifier cerc5.cpp:43:1: error: extended character is not valid in an identifier 43 | backt(2); | ^ cerc5.cpp:43:1: error: extended character is not valid in an identifier cerc5.cpp:43:1: error: extended character is not valid in an identifier cerc5.cpp:43:1: error: extended character is not valid in an identifier cerc5.cpp:43:1: error: extended character is not valid in an identifier cerc5.cpp:43:1: error: extended character is not valid in an identifier cerc5.cpp:43:1: error: extended character is not valid in an identifier cerc5.cpp:43:1: error: extended character is not valid in an identifier cerc5.cpp:44:1: error: extended character is not valid in an identifier 44 | viz[i]=0; | ^ cerc5.cpp:44:1: error: extended character is not valid in an identifier cerc5.cpp:44:1: error: extended character is not valid in an identifier cerc5.cpp:44:1: error: extended character is not valid in an identifier cerc5.cpp:44:1: error: extended character is not valid in an identifier cerc5.cpp:44:1: error: extended character is not valid in an identifier cerc5.cpp:44:1: error: extended character is not valid in an identifier cerc5.cpp:44:1: error: extended character is not valid in an identifier cerc5.cpp:45:1: error: extended character is not valid in an identifier 45 | } | ^ cerc5.cpp:45:1: error: extended character is not valid in an identifier cerc5.cpp:45:1: error: extended character is not valid in an identifier cerc5.cpp:45:1: error: extended character is not valid in an identifier cerc5.cpp:46:1: error: extended character is not valid in an identifier 46 | cout<<"nu exista"; | ^ cerc5.cpp:46:1: error: extended character is not valid in an identifier cerc5.cpp:46:1: error: extended character is not valid in an identifier cerc5.cpp:46:1: error: extended character is not valid in an identifier cerc5.cpp:47:1: error: extended character is not valid in an identifier 47 | return 0; | ^ cerc5.cpp:47:1: error: extended character is not valid in an identifier cerc5.cpp:47:1: error: extended character is not valid in an identifier cerc5.cpp:47:1: error: extended character is not valid in an identifier cerc5.cpp: In function ‘void backt(int)’: cerc5.cpp:9:1: error: ‘ if’ was not declared in this scope 9 | if(i>n) | ^~~~~~ cerc5.cpp:21:13: error: expected primary-expression before ‘int’ 21 | elsefor(int j=1;j<=n;j++) | ^~~ cerc5.cpp:21:21: error: ‘j’ was not declared in this scope 21 | elsefor(int j=1;j<=n;j++) | ^ cerc5.cpp: In function ‘int main()’: cerc5.cpp:38:1: error: ‘ cin’ was not declared in this scope 38 | cin>>n; | ^~~~~~~ cerc5.cpp:39:9: error: expected primary-expression before ‘int’ 39 | for(int i=1;i<=n;i++) | ^~~ cerc5.cpp:39:17: error: ‘i’ was not declared in this scope 39 | for(int i=1;i<=n;i++) | ^ cerc5.cpp:46:1: error: ‘ cout’ was not declared in this scope 46 | cout<<"nu exista"; | ^~~~~~~~ cerc5.cpp:47:1: error: ‘ return’ was not declared in this scope 47 | return 0; | ^~~~~~~~~~
www.pbinfo.ro permite evaluarea a două tipuri de probleme:
Problema Cerc5 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.