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  1. #include <stdio.h>
  2. int main (void)
  3. {
  4. 	int a[9592], i, j, n = 2, u;
  5. 	a[0] = 2, a[1] = 3;
  6. 	for (i = 4; i <= 100000; ++i)
  7. 	{
  8. 		u = 0;
  9. 		for (j = i / 2; j > 1; --j)
  10. 		{
  11. 			if (i % j == 0)
  12. 			{	
  13. 				a[n] = -1;
  14. 				n = n + 1;
  15. 				break;
  16. 			}	
  17. 			else
  18. 			{
  19. 				u = u + 1;
  20. 			}	
  21. 		}
  22. 		if (u == (i / 2) - 1)
  23. 		{
  24. 			a[n] = i;
  25. 			n = n + 1;
  26. 		}
  27. 	}
  28. 	for (i = 0; i < 9592; ++i)
  29. 	{
  30. 		if (a[i] != -1)
  31. 			printf ("%d\n", a[i]);
  32. 	}
  33. 	return 0;
  34. }
Runtime error #stdin #stdout 0.17s 2244KB
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Standard input is empty
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Standard output is empty
https://ideone.com/9ktYpM
language:
C (gcc 8.3)
created:
12 years ago
visibility:
public

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