List the Derangements of the Set {1, 2, 3, 4}

question 4

Essay

List the derangements of the set {1, 2, 3, 4}.

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Definitions:

Save Face

To act or speak in a way that maintains one's reputation or dignity in the eyes of others, often after a mistake or embarrassing situation.

Deceive

To intentionally mislead or give a false impression to others, often to gain some advantage or hide the truth.

Divert

To change the direction or course of something, often to avoid a problem or to distract attention.

Project

A planned set of interrelated tasks to be executed over a fixed period and within certain cost and other limitations, aimed at achieving a specific goal.