Complete a Java program that takes a first name as the input, and outputs a welcome message to that name.

Here are some examples of what the user should see when the program runs.

Example $1$

Enter your first name : Pat

Hello Pat

Example $2$

Enter your first name : Sakura

Hello Sakura

For the given inputs, make sure that your program output looks exactly like the examples above $($including spelling, capitalization, punctuation, and spaces$).$