document.write('
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  1. #include <stdio.h>
  2. #include <conio.h>
  3. #include <math.h>
  4. #include <iostream>
  5. using namespace std;
  6. using namespace std;
  7. int isprima(int n)
  8. {
  9. int li;
  10. if (n == 2)
  11. return 1;
  12. if (n % 2 == 0 || n == 1)
  13. return 0;
  14. for(li = 3;li <= sqrt(n);li+=2)
  15. {
  16. if (n%li == 0)
  17. return 0;
  18. }
  19. return 1;
  20. }
  21. int main()
  22. {
  23. int li,banyak,awal,akhir;
  24. banyak = 0;
  25. cout<<"Masukkan angka awal : ";cin>>awal;
  26. cout<<"Masukkan angka akhir : ";cin>>akhir;
  27. cout<<endl<<"Bilangan Prima dari "<<awal<<" hingga "<<akhir<<" adalah:"<<endl;
  28. for(li = awal;li<=akhir;li+=2)
  29. if (isprima(li))
  30. {
  31.    cout<<li<<" | ";
  32.    banyak+=1;
  33.    if (banyak % 5 == 0)
  34.       cout<<endl;
  35. }
  36. cout<<endl<<endl<<"banyak bilangan prima = "<<banyak;
  37. getch();
  38. }
');