simple Distributed system tasks code help -Java

Can someone help me write this basic Distributed system code in Java?

It needs to perform the following tasks :

-Sequencing 

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-Parallelism

-Nesting 

-Hard wired tasks.

 

Attached is a file with more details as of what inputs could be used. 

Please note, you can use in code inputs like “…………”

 

This is a simple distributed system code.  Please help ASAP