This is the demand:
Write a program that asks the user for a positive integer no greater than 15. 'Hie program
should then display a square on the screen using the character 'X*. The number entered by
the user will be the length of each side of the square. For example, if the user enters 5, the
program should display the following:
xxxxx
xxxxx
xxxxx
xxxxx
xxxxx
If the user enters 8, the program should display the following:
xxxxxxxx
xxxxxxxx
xxxxxxxx
xxxxxxxx
xxxxxxxx
xxxxxxxx
xxxxxxxx
xxxxxxxx
Not quite sure where to begin. This is an exercise problem from starting out with java by tony gaddis 5e. Page 270 #18