1. How do you intend to set up a hierarchy of files and folders to improve file management with school-related files for your friend? Defend your decisions.
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Write a method replacekey in the minheap class with the following signature: public void replacekey(integer oldkey, integer newkey) the method will replace the first occurrence of oldkey with the newkey, and restore the min-heap property after the change. if the oldkey does not exist in the heap, the method prints an appropriate message and returns without changing the heap. example: suppose our binary heap object (bh) has the following keys: *** 4 6 7 32 19 64 26 99 42 54 28 then the method call: bh.replacekey (oldkey integer(54), newkey integer(2))

Can someone work out the answer as it comes up in one of my computer science exams and i don't understand the cryptovariables

Which view in a presentation program displays a split window showing the slide in the upper half and a blank space in the lower half?