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  1. arr = []
  2. arr.append([1,2])
  3. arr.append([3,4,5,6])
  4. arr.append([7,8,9])
  5. print(arr)
  6. for i in range(len(arr)):
  7.     for j in range(len(arr[i])):
  8.         print(arr[i][j])
  9.  
Success #stdin #stdout 0.03s 9332KB
comments (?)
stdin 
Standard input is empty
stdout 
[[1, 2], [3, 4, 5, 6], [7, 8, 9]]
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https://ideone.com/pHnu04
language:
Python 3 nbc (python 3.7.3)
created:
2 years ago
visibility:
secret

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