take an character array as in input for set A and set B and universal set and convert that array into an integer array

Question

according to above question user has option to perform following operation
1. insert into set ()
2.find in set
3.delete from set
4.update from set
5.union
6.intersection
7.difference
kindly send me the solution of this question before 11:30

Answer 1

Language?

Answer 2

input

Answer 3

can anyone send me their codes