This is a figure.
Usage: Enter a key as a number. Click the Next button to perform one comparison. Click the Reset button to start over with a new random list of the specified size (min 3 and max 20). The Custom Input button enables you to enter a custom list.
i: 1
i
A list is filled with random numbers.
  1    def linearSearch(lst, key):
  2        for i in range(len(lst)): 
  3            if key == lst[i]:
  4                return i
  5
  6        return -1/span>