In this task, you are given an input list A. You need to find all the elements of the list that are numbers and calculate their sum.

Q: ['83', 'k', 'p', 'o', 'b', '7819', '2089', '4141', 'c', 's', '6045', '6783', 'J', 'B', 'x', 'O', 'X', '9693']

A: 36653
****
Q: ['2417', '6671']

A: 9088
****
Q: ['6131', '2437', 'q', '3527', 'c', 'j', 'j', '8103', 'c', '3855', 'k', 'p', '1923', '5121', 'j', 'G', '4293', 'P', 'V']

A:
35390
****