Python Taskbook Level 9.1

Задание 1

Given a text with punctuation marks. Get a list of sentences from this text.

Задание 2

Given a string:

pythontxt = 'abcde abcde'

The variable stores the following symbols:

pythondel = 'abe';

Remove all the characters specified in the variable from the string. In our case, we should get the following:

python'cd cd'

Задание 3

Given an arbitrary two-dimensional list:

python[
  [11, 12, 13, 14, 15],
  [21, 22, 23, 24, 25],
  [31, 32, 33, 34, 35],
  [41, 42, 43, 44, 45],
  [51, 52, 53, 54, 55],
]

Get the list of elements of its main diagonal:

python[
  11, 22, 33, 44, 55
]