PLASE ADD COMMENTS TO MY PROGRAM. THANK YOU import java.util.Scanner; public class Cal { public static void main(String[] args) { float a, b, res; int choice; boolean pg = true; Scanner scan = new Scanner(System.in); while(pg == true) { System.out.println("1. Addition"); System.out.println("2. Subtraction"); System.out.println("3. Multiplication"); System.out.println("4. Division"); System.out.println("5. Exit"); System.out.println("Enter Your Choice (1-5): "); choice = scan.nextInt(); if(choice>=1 && choice<=5)

PLASE ADD COMMENTS TO MY PROGRAM. THANK YOU

import java.util.Scanner;

public class Cal
{
public static void main(String[] args)
{
float a, b, res;
int choice;
boolean pg = true;
Scanner scan = new Scanner(System.in);

while(pg == true)
{
System.out.println("1. Addition");
System.out.println("2. Subtraction");
System.out.println("3. Multiplication");
System.out.println("4. Division");
System.out.println("5. Exit");
System.out.println("Enter Your Choice (1-5): ");

choice = scan.nextInt();

if(choice>=1 && choice<=5)
{
if(choice==1)
{
System.out.print("Enter any Two Number: \n");
a = scan.nextFloat();
b = scan.nextFloat();
res = a+b;
}
else if(choice==2)
{
System.out.print("Enter any Two Number: \n");
a = scan.nextFloat();
b = scan.nextFloat();
res = a-b;
}
else if(choice==3)
{
System.out.print("Enter any Two Number: \n");
a = scan.nextFloat();
b = scan.nextFloat();
res = a*b;
}
else if(choice==5)
{
System.out.println("Thank you! Program is terminated now.");
pg = false;
break;
}
else
{
System.out.print("Enter any Two Number: \n");
a = scan.nextFloat();
b = scan.nextFloat();
res = a/b;
}
System.out.println("\nResult = " +res);
}
else
System.out.println("\nInvalid Choice!");
}
}
}