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  1. n = int(input())
  2.  
  3. for i in range(n):
  4. for j in range(1, n-i):
  5. print(".", end="")
  6.  
  7. for j in range(i+1, 2*i+2):
  8. print(j, end="")
  9.  
  10. for j in range(2*i, i , -1):
  11. print(j, end="")
  12.  
  13. print()
Success #stdin #stdout 0.02s 9192KB
stdin
4
stdout
...1
..232
.34543
4567654