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  1. num=int(input())
  2. for i in range(num):
  3. for j in range(i):
  4. print(' ',end='')
  5. for k in range(2*num-2*i-1):
  6. print('*',end='')
  7. print(' ')
  8.  
  9. for i in range(1,num):
  10. for j in range(num-i-1):
  11. print(' ',end='')
  12. for k in range(2*i+1):
  13. print('*',end='')
  14. print(' ')
Success #stdin #stdout 0.02s 9232KB
stdin
5
stdout
********* *******  *****   ***    * 
   ***  ***** ****************