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This is how the function is named, its return type and parameters defined with sudo code.

datatype functionName datatype functionName (parameter,.....)

{

<function contents>

<possible return value>

}

Function call 

This is how we execute a function:

functionName(parameter,.....) ;

Function Examples

This example shows how to write functions with return values.

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Create a program where a unique shape follows the mouse position. When you click the mouse, the should change in some way (form, colour, size).