Amazon Interview Question
Software Engineer / DevelopersCountry: India
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Every system maintains a min heap (of certain size if memory is a constraint) of distance to printers and also stores reference to printers.
- Anonymous May 14, 20131) When you add a new system to network, its generates the heap and uses root printer.
2) When you remove a printer, the reference becomes null and if a system is using that printer, it will delete the root and does percolate down.
3) When you add a printer, every system inserts the printer to heap.