Week 5: Exceptions, input/output and imperative constructs 1. Imperative features in OCaml video slides 2. Getting and handling your Exceptions video slides Unraveling the automatic grader 3. Getting information in and out video slides Printing lists Displaying a Filesystem Hierarchy 4.Sequences and iterations video slides Printing with loops Producing fine ASCII art 5.Mutable arrays video slides Rotating the contents of an array Implementing a stack with an array 6.Mutable record fields video slides Implementing mutable lists 7.Variables, aka References video slides Simple uses of references Reading lines from the standard input