AUCPL Division B Round 4 brought to you by Adelaide Competitive Programming Club and sponsored by Jane Street Capital

We have tried to put the questions in a rough difficulty ordering but if you get stuck you should still check out the later problems, maybe you might have an easier time doing them.

Language documentation:

• C++ documentation
• Python documentation
• Java documentation

For this competition:

• You will be allowed to use your personal computers or the university computers.
• You may discuss the problems with others around you.
• You may use the workshop slides and language documentation.

You must also abide by our terms of service.