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  1. #include<stdio.h>
  2. #define max 100001
  3.  
  4. int arr[max];
  5. void genprime()
  6. {
  7.     int i,j;
  8. 	for(i=2;i<max;i++)
  9. 	{
  10. 		if(arr[i]==0)
  11. 		{
  12. 			for(j=i*2;j<max;j+=i)
  13. 			{
  14. 				arr[j]=1;
  15. 			}
  16. 		}
  17. 	}
  18. }
  19.  
  20. int main()
  21. {
  22.     genprime();
  23.     /*put your code here*/
  24.     return 0;
  25. }
Success #stdin #stdout 0s 3280KB
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https://ideone.com/arhRSv
language:
C++ (gcc 8.3)
created:
10 years ago
visibility:
public

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