Add extended Set Operations Calculator

[adarshu21]

Issue Id you have worked upon -

• Issue Number: #466

Briefly explain your program logic -

• I have implemented a Set Operations Extended Calculator. The logic involves taking multiple sets as input and finding the union, intersection, complement, and relative complement (difference) of the sets. The results are displayed both as textual output and as Venn diagrams with shaded and unshaded regions.

Screenshots(Attach 2 screenshots of your own input and output) -

• [Screenshot 1: Input](- Screenshot 1: Input

By raising this PR I affirm that -

• [x] My code follows the guidelines of this project.

• [x] I have performed a self-review of my own code.

• [x] I have commented my code.

• [x] My code gives the correct output.

• [x] I affirm that I strictly follow contributing guidelines and code of conduct.

[SarthakKeshari]

@adarshu21, Kindly attach screenshot as simple image.

[adarshu21]

@adarshu21, Kindly attach screenshot as simple image.

[SarthakKeshari]

@adarshu21, Kindly attach screenshot as simple image.

Screenshot of the UI needs to be added.

[SarthakKeshari]

No response