Directions: Define a function called is-young
, which consumes a Row of the animals table and computes whether it is less than four years old. HINT: use predefined rows like young-row
to make your examples easier!
Contract and Purpose Statement |
Every contract has three parts…
is-young::Row->Boolean
________________________________________________________________
Examples |
Write some examples, then circle and label what changes…
examples:
__________ (_________)__ is ____________________
__________ (_______)__ is __________________
end
Definition |
Write the definition, giving variable names to all your input values…
fun ________(_):
______________
end
These materials were developed partly through support of the National Science Foundation,
(awards 1042210, 1535276, 1648684, and 1738598).
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