Write the implementation file, priority queue. c, for the interface in the given header file, priority queue. h. Turn in your priority queue. c file and a suitable main program, main. c, that tests the opaque object. priority queue. h is attached as a file to this assignment but is also listed here for your convenience. Your implementation file should implement the priority queue using a heap data tructure. Submissions that implement the priority queue without using a heap will not receive any credit.

Write the command that can be used to answer the following questions. (hint: try each out on the system to check your results.) a. find all files on the system that have the word test" as part of their filename. b. search the path variable for the pathname to the awk command. c. find all files in the /usr directory and subdirectories that are larger than 50 kilobytes in size. d. find all files in the /usr directory and subdirectories that are less than 70 kilobytes in size. e. find all files in the / directory and subdirectories that are symbolic links. f. find all files in the /var directory and subdirectories that were accessed less than 60 minutes ago. g. find all files in the /var directory and subdirectories that were accessed less than six days ago. h. find all files in the /home directory and subdirectories that are empty. i. find all files in the /etc directory and subdirectories that are owned by the group bin."