Directions: Use the Design Recipe to write a function is-collision, which takes in FOUR inputs: px and py (the x- and y-coordinate of the Player) and cx and cy (the x- and y-coordinates of another character), and checks if they are close enough to collide.

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

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