Put each problem in its own directory
Remove the src directory
Remove unused library
Replace the Problem interface with a main method
Rename classes Problem\d+ to main
Make methods static so the problems compile
Make methods static so the problems compile
Convert tabs to spaces
Move a dependent file (names.txt) to Problem 22
Create a script to easily run a problem
Make the string field in Problem 8 static
Remove accidental duplicate static modifiers
Change filetype to utf-8