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  1. rows = 5
  2. for i in range(0, rows):
  3.     for j in range(0, i + 1):
  4.         print("*", end=' ')
  5.     print("\r")
  6.  
  7. for i in range(rows, 0, -1):
  8.     for j in range(0, i - 1):
  9.         print("*", end=' ')
  10.     print("\r")
  11.  
  12. i = 1
  13. while i <= rows:
  14.     j = i
  15.     while j < rows:
  16.         print(' ', end=' ')
  17.         j += 1
  18.     k = 1
  19.     while k <= i:
  20.         print('*', end=' ')
  21.         k += 1
  22.     print()
  23.     i += 1
  24.  
  25. i = rows
  26. while i >= 1:
  27.     j = i
  28.     while j <= rows:
  29.         print(' ', end=' ')
  30.         j += 1
  31.     k = 1
  32.     while k < i:
  33.         print('*', end=' ')
  34.         k += 1
  35.     print('')
  36.     i -= 1
Success #stdin #stdout 0.04s 9644KB
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stdin
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Standard input is empty
stdout
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* 
* * 
* * * 
* * * * 
* * * * * 
* * * * 
* * * 
* * 
* 

        * 
      * * 
    * * * 
  * * * * 
* * * * * 
  * * * * 
    * * * 
      * * 
        *
https://ideone.com/cxJRcl
language:
Python 3 (python  3.9.5)
created:
16 days ago
visibility:
public

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