(Packing Characters into an Integer) If your system uses 4-byte integers, rewrite the fu...

(Packing Characters into an Integer) If your system uses 4-byte integers, rewrite the function unpack characters of Exercise 10.14 to unpack 4 characters. Create the masks you need to unpack the 4 characters by left shifting the value 255 in the mask variable by 8 bits 0, 1, 2, or 3 times (depending on the byte youre unpacking)

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