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  1. def flatten(L):
  2. for val in L:
  3. if(insinstance(val, list)):
  4. flatten(val)
  5. else:
  6. print(val)
  7.  
  8.  
  9. ar = [[2, 3, 4], [3, [22, 55,[333]]]]
Success #stdin #stdout 0.03s 63264KB
stdin
Standard input is empty
stdout
Standard output is empty