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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() 
  5. {
  6. 	int n,j,a;
  7. 	int i,ss=0,c=1,sm,k;
  8. 	cout<<"Enter Number :\n ";
  9. 	cin>>n;
  10. 	if((n%2)!=0)
  11. 	{
  12. 	ss=(n/2)+1;
  13. 	sm=(n*2)-1;
  14. for(a=0;a<=(n+(n/2));a++){
  15. 	if(a<((n/2)+1)){
  16. 	for(i=0;i<ss;i++){
  17. 		cout<<" ";
  18. 	}
  19. 	ss--;
  20. 	for(j=0;j<c;j++){
  21. 		cout<<"@";
  22. 	}
  23. 	}
  24. 	if(a<(n/2)){
  25. 	for(k=0;k<sm;k++){
  26. 		cout<<" ";
  27. 	}
  28. 	sm=sm-2;
  29. 	}else if(a==(n/2)){
  30. 		for(j=0;j<n;j++){
  31. 			cout<<"*";
  32. 		}
  33. 	}else if(a>((n/2)+1)){
  34. 		for(k=0;k<=n;k++){
  35. 			cout<<" ";
  36. 		}
  37. 	}
  38. 	if(a<((n/2)+1)){
  39. 	for(j=0;j<c;j++){
  40. 		cout<<"@";
  41. 	}
  42. 	c=c+2;
  43. 	cout<<"\n";
  44. 	}
  45. 	if(a>((n/2)+1)){
  46. 		for(j=0;j<n;j++){
  47. 			cout<<"*";
  48. 		}
  49. 		cout<<"\n";
  50. 	}
  51. }
  52. }
  53. else
  54. {
  55. 	cout<<"error";
  56. }
  57. 	return 0;
  58. }
Success #stdin #stdout 0s 15232KB
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Enter Number :
 error
https://ideone.com/XzS37f
language:
C++ (gcc 8.3)
created:
4 years ago
visibility:
public

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