Buy me a coffee

https://ko-fi.com/joeshooman

Monday, 30 August 2021

N

1

+

1

=

2.



2

+

1

+

1
+

1

=

5



5

-

1

-

1

=

3.


3

+

2

5.


3

+

2

=

3

+

2

-

2.


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