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  1. # your code goes here
  2. n=int(input())
  3. c=1
  4. for i in range(1,n+1):
  5.     for j in range(1,i+1):
  6.         print(c,end=" ")
  7.         c=c+1
  8.     print(end="\n")
  9. for i in range(n,0,-1):
  10.     for j in range(1,i+1):
  11.         print(c,end=" ")
  12.         c=c-1
  13.     print(end="\n")
Success #stdin #stdout 0.07s 14148KB
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stdin
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5
stdout
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1 
2 3 
4 5 6 
7 8 9 10 
11 12 13 14 15 
16 15 14 13 12 
11 10 9 8 
7 6 5 
4 3 
2
https://ideone.com/1e8FMO
language:
Python 3 (python  3.12)
created:
1 day ago
visibility:
public

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