# [Tutor] Python program to remove a specific digit from every element of list

Alan Gauld alan.gauld at yahoo.co.uk
Wed Apr 21 03:45:22 EDT 2021

```On 21/04/2021 08:09, Manprit Singh wrote:

> def remove_digit(x, n):
>     """Function that removes digit n from a number x """
>     ans, i = 0, 0
>     while x != 0:
>         x, rem = divmod(x, 10)
>         if rem != n:
>             ans = ans + (rem * 10**i)
>             i = i + 1
>     return ans
>
> lst = [333, 435, 479, 293, 536]
> ans = [remove_digit(ele, 3) for ele in lst if remove_digit(ele, 3)]

> Is there any better implementation for this problem ? assignment

Better? You decide. Shorter yes.

>>> lst = [333, 435, 479, 293, 536]
>>> res = [str(n).replace('3','') for n in lst]
>>> res2 = [int(s) for s in res if s]
>>> res2
[45, 479, 29, 56]
>>>

--
Alan G
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```