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initialize_2d_list

listintermediate

Initializes a 2D list of given width and height and value.

Use list comprehension and range() to generate h rows where each is a list with length h, initialized with val. If val is not provided, default to None.

def initialize_2d_list(w,h, val = None):
  return [[val for x in range(w)] for y in range(h)]