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  1. import 'dart:io';
  2.  
  3. void main() {
  4. 	int num=7;
  5. 	var a=(num-1)/2;
  6. 	var b='';
  7.  
  8.  
  9. if(num .isOdd){
  10. 	for(int i=0; i<num+2;i++){
  11.  
  12. 		for(int j=0;j<num+2;j++){
  13. 		if(i==0){
  14. 			 b = b + '*';
  15. 		}
  16.  
  17. 		else if((i/1)==(a+1) &&(j==0)){
  18. 				for(int k=0;k<1;k++){
  19. 				// print('s');
  20. 				b=b+' ';
  21. 				}
  22. 			}
  23. 			else if( (i/1)==(a+1) && j>1){
  24. 				b=b+'*';
  25. 			}
  26.  
  27. 			else {
  28. 		   b=b+' ';
  29. 			}
  30.  
  31. 		}
  32. 		if(i!=num+1){
  33. 			print(b +'e');
  34. 		}
  35.  
  36. 		// a[i]='e'
  37. 		// print('e');
  38. 		if(i==num+1)
  39. 		{
  40. 			b=b+'e';
  41. 			for(int k=0;k< num-1;k++){
  42. 				b = b+'*';
  43. 			}
  44. 			print(b);
  45. 		}
  46.  
  47. 		 b ='';
  48.  
  49. 	}
  50. }
  51.  else{
  52.  	print('num is even');
  53.  }
  54.  
  55. }
Success #stdin #stdout 1.23s 130276KB
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Standard input is empty
stdout
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*********e
         e
         e
         e
  *******e
         e
         e
         e
         e******
https://ideone.com/u2jVFB
language:
Dart (dart 2.3.0)
created:
1 day ago
visibility:
public

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