Program $4$

Chapter $-4$ Mathematical Functions, Characters and Strings

Study the REVEL textbook section $4\mathrm{.}5\mathrm{.}2$ Case Study: Converting a Hexadecimal digit to a Decimal digit.

For Program $-4$: Write a program that convert a Binary string to a Decimal number.

Part $-1$: Use Case Study $4\mathrm{.}5\mathrm{.}2$ as an example.

Part $-2$ : Write a program to convert a Binary string to a Decimal number.

Using the Scanner class, the user input should be a Binary string.

The program should validate the input as a valid Binary number.

If not valid, display a message and the program should end.

If valid, continue.

The output should display the corresponding Decimal number.

$***$Please write in Java