fork(1) download
copy 
  1. import 'dart:io';
  2.  
  3. void main() {
  4.  
  5. int n = 13;
  6. if(n%2 == 0 || n < 3){
  7. print("n is even: $n");
  8. return;
  9. }
  10.  
  11. int r = 1 + (n-1)+(n+2);
  12. int c = n+2;
  13.  
  14. for(int k = 1; k <= c; k++){
  15.  
  16. 	int numPrint = 0;
  17. 	double  med = (c+1)/2;
  18.  
  19. 	if(k == 1){
  20. 		numPrint = n+2;
  21. 	} else if( k == med ){
  22. 		numPrint = n;
  23. 	}else{
  24. 		numPrint = 0;
  25. 	}
  26.  
  27. 	int spaceBefore = n-1;
  28. 		if (k == c){
  29. 			spaceBefore = 0;
  30. 		}
  31. 		int spaceAfter = (c+1)-numPrint;
  32. 	int numPrintBefore = 0;
  33. 	if(spaceBefore == 0){
  34. 		numPrintBefore = n-1;
  35. 	}
  36.  
  37.  
  38. 	print(" "*spaceBefore+ "*"*numPrintBefore +"e"+ "*"*numPrint + " "*spaceAfter);
  39.  
  40.  
  41.  
  42. }
  43.  
  44.  
  45. }
Success #stdin #stdout 1.53s 128768KB
comments ()
stdin
copy 
Standard input is empty
stdout
copy 
            e*************** 
            e                
            e                
            e                
            e                
            e                
            e                
            e*************   
            e                
            e                
            e                
            e                
            e                
            e                
************e
https://ideone.com/p2a1NR
language:
Dart (dart 2.3.0)
created:
3 days ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!