Python Taskbook Level 1.7

Задание 1

Given a dictionary:

python{
  'a': 1,
  'b': 2,
  'c': 3, 
  'd': 4,
}

Find the sum of the elements of this dictionary.

Задание 2

Given a dictionary:

python{
  'a': 1,
  'b': 2,
  'c': 3, 
  'd': 4,
}

Find the sum of the squares of the elements of this dictionary.

Задание 3

Given a line:

python'abcde'

Get a list of letters in this string.

Задание 4

Given a number:

python12345

Get a list of digits of this number.

Задание 5

Given a number:

python12345

Turn it over:

python54321

Задание 6

Given a number:

python12345

Find the sum of the digits of this number.