Directions: Define a function called
is-old, which consumes a Row of the animals table and computes whether it is more than 10 years old. HINT: use predefined rows like
old-row to make your examples easier!
Contract and Purpose Statement
Every contract has three parts…
Write some examples, then circle and label what changes…
________ (_________)__ is _____________________
________ (_______)__ is ___________________
Write the definition, giving variable names to all your input values…
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