# Problem Set 2

## What to Do

2. Run update50 in your codespace’s terminal window to ensure your codespace is up-to-date and, when prompted, click Rebuild now
4. Submit one of:

If you submit both Caesar and Substitution, we’ll record the higher of your two scores.

## When to Do It

By 2022-12-31T23:59:00-05:00.

• If you see any errors when compiling your code with make, focus first on fixing the very first error you see, scrolling up as needed. If unsure what it means, try asking help50 for help. For instance, if trying to compile readability, and
make readability

help50 make readability