Question: Write code that creates processes that form a tree as follows: the main process is the root of the tree and has 3 child process;

Write code that creates processes that form a tree as follows: the main process is the root of the tree and has 3 child process; only one of the children of the main process has 3 children of its own, with all the others having no child processes. Make each process print its own process id and that of its parent

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