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  1. def a(s, l=[]):
  2. l.append(s)
  3. print(id(l))
  4. return l
  5.  
  6. for i in range(7):
  7. print(a(i))
  8.  
  9. for i in range(7):
  10. print(a(i, [i]))
Success #stdin #stdout 0.04s 9488KB
stdin
Standard input is empty
stdout
3073669004
[0]
3073669004
[0, 1]
3073669004
[0, 1, 2]
3073669004
[0, 1, 2, 3]
3073669004
[0, 1, 2, 3, 4]
3073669004
[0, 1, 2, 3, 4, 5]
3073669004
[0, 1, 2, 3, 4, 5, 6]
3073707660
[0, 0]
3073707660
[1, 1]
3073707660
[2, 2]
3073707660
[3, 3]
3073707660
[4, 4]
3073707660
[5, 5]
3073707660
[6, 6]