Referenced from lesson Structures, Reactors, and Animations (Spring, 2021)

Directions: Write a function called next-state-tick, which takes in a SunsetState and returns a SunsetState in which the new x-coordinate is 8 pixels larger than in the given SunsetState and the y-coordinate is 4 pixels smaller than in the given SunsetState.

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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