MARIE Examples

A collection of small programs written in MARIE.

file	LoC	description
addition.mas	11	Introductory program to display simple addition.
array.mas	47	Simple representation of an array data structure and interation.
fibonacci.mas	54	Displays the Fibonacci sequence using loops.
forloop.mas	31	Introductory program to iteration using for loops.
function.mas	25	Introductory program to function calls.
helloworld.mas	33	String iteration using loops.
ifelse.mas	26	Introductory program to control-flow statements.
modulo.mas	23	Example of a modulo operation.
overflow.mas	16	An example of integer overflow.
stack.mas	129	An example of an array based stack data structure.
subtraction.mas	11	Introductory program to display simple subtraction.
swap.mas	24	Simple variable swap betweem two ASCII characters.
tolower.mas	49	Converts a string to lower-case ASCII characters.
usrin.mas	34	Introductory program to using user input.
while.mas	17	Introductory program to iteration using while loops.

Notes

It's important to note that these programs are not easily adaptable. Since pointers are set by hand, any changes to the code will invalidate all pointers (wild pointers) causing unexpected behavior.

Acknowledgements

Essentials of Computer Organization and Architecture, Second Edition by Linda Null and Julia Lobur for the creation of the Marie Simulator