If the list is empty, it does not contain the value. If the key of the first element in the list is the key we're looking for, return the corresponding value. Otherwise, look in the rest of the list. This technique is called sequential search . We'll turn that into Scheme together.
Lab Do the lab .
You won't finish today. Try to work on it tonight. Back to Pairs . On to Pause for Breath . This means that they are rarely proofread and may contain bad grammar and incorrect details.