#418
Subgraf
Se dă lista muchiilor unui graf neorientat cu n
vârfuri, etichetate de la 1
la n
. Din acest graf se elimină toate vârfurile etichetate cu valori prime. Să se determine câte muchii va avea subgraful obținut.
Problema | Subgraf | Operații I/O |
subgraf.in /subgraf.out
|
---|---|---|---|
Limita timp | 0.1 secunde | Limita memorie |
Total: 64 MB
/
Stivă 8 MB
|
Id soluție | #49978506 | Utilizator | |
Fișier | subgraf.cpp | Dimensiune | 538 B |
Data încărcării | 21 Martie 2024, 20:38 | Scor / rezultat | Eroare de compilare |
subgraf.cpp:1:1: error: 'include' does not name a type include<iostream> ^ subgraf.cpp:4:1: error: 'ifstream' does not name a type ifstream fin("subgraf.in"); ^ subgraf.cpp:5:9: error: expected constructor, destructor, or type conversion before '(' token ofstream("subgraf.out"); ^ subgraf.cpp:6:15: error: expected ']' before ',' token int a[101][101,],n,m,k,x,y; ^ subgraf.cpp:6:16: error: expected unqualified-id before ']' token int a[101][101,],n,m,k,x,y; ^ subgraf.cpp: In function 'int prim(int)': subgraf.cpp:9:11: error: 'O' was not declared in this scope return O; ^ subgraf.cpp:10:16: error: lvalue required as left operand of assignment for(int i=2;i*i=x; i++) ^ subgraf.cpp:12:16: error: 'O' was not declared in this scope return O; ^ subgraf.cpp: In function 'int main()': subgraf.cpp:16:4: error: 'fin' was not declared in this scope fin>>n; ^ subgraf.cpp:16:9: error: 'n' was not declared in this scope fin>>n; ^ subgraf.cpp:17:15: error: 'x' was not declared in this scope while(fin>>x>>y){ ^ subgraf.cpp:17:18: error: 'y' was not declared in this scope while(fin>>x>>y){ ^ subgraf.cpp:18:9: error: 'a' was not declared in this scope a[x][y]=a[y][x]=1; ^ subgraf.cpp:22:11: error: 'l' was not declared in this scope for(int j=l; j<=n;j+++) ^ subgraf.cpp:22:23: error: expected primary-expression before ')' token for(int j=l; j<=n;j+++) ^ subgraf.cpp:23:5: error: 'a' was not declared in this scope a[i][j]=a[j][i]=0; ^ subgraf.cpp:25:10: error: expected ';' before '-' token for(int i-l; i<=n; i++) ^ subgraf.cpp:25:11: error: 'l' was not declared in this scope for(int i-l; i<=n; i++) ^ subgraf.cpp:25:18: error: expected ')' before ';' token for(int i-l; i<=n; i++) ^ subgraf.cpp:25:20: error: 'i' was not declared in this scope for(int i-l; i<=n; i++) ^ subgraf.cpp:25:23: error: expected ';' before ')' token for(int i-l; i<=n; i++) ^ subgraf.cpp:26:13: error: 'j' was not declared in this scope for(int j=l;j<=n;j++) ^ subgraf.cpp:26:21: error: expected ';' before ')' token for(int j=l;j<=n;j++) ^ subgraf.cpp:28:1: error: 'fout' was not declared in this scope fout<<m/2; ^ subgraf.cpp:28:7: error: 'm' was not declared in this scope fout<<m/2; ^
www.pbinfo.ro permite evaluarea a două tipuri de probleme:
Problema Subgraf 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.