Let t be a tree in which every nonleaf node has two children. write a program to convert a. a preorder listing of t into a postorder listing, b. a postorder listing of t into a preorder listing, c. a preorder listing of t into an inorder listing

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the answer to your question would be something called hertz. the unit of measurement called a hertz, which is one cycle per second, is used to measure clock speed. within one cycle, your computer processes, refreshes, or updates itself to the changes that it is going through. in the case of computer clock speed, one hertz equals one tick per second. the clock speed of computers is usually measured in megahertz (mhz) or gigahertz (ghz)