Directions: Write a function distance, which takes FOUR inputs:
(1) px: The x-coordinate of the player,
(2) py: The y-coordinate of the player,
(3) cx: The x-coordinate of another game character,
(4) cy: The y-coordinate of another game character.
It should return the distance between the two, using the
Distance formula:
Distance² = (px − cx)² + (py − cy)²
Contract and Purpose Statement |
Every contract has three parts…
________::_->_
_______
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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