fix the issue given in the description

[Prajwal-VC]

Description of issue:
1.This program can take 3 inputs but it currently takes only 2 inputs.

2.Why this issue needs to be fixed?

With the third variable we can now add 5 variables.

3.How to reproduce this in case of a bug

No Bug will occur, we just have to add a input variable which is not declared already.

4.Other notes/ Environment information:

OS: Windows 11
Editor: Visual Studio 2022

PLEASE COORECT THE ISSUE PRAPUL :)
@Prapul-VC