Implement the function charcnt. charcnt is passed in a name of a file and a single character (type char). this function should open the file, count the number of times the character is found within the file, close the file, and then return the count. if the file does not exist, this function should output an error message and then call the exit function to exit the program with an error value of 1.

While inserting images, the picture command is usually used to insert photos from a digital camera, and the clip art command is usually used to a.edit the sizes and other characteristics of photos that have been inserted. b.take a screenshot of an image and copy it to the clipboard for pasting. c.search for drawings or other images from a library of prepared pictures. d.make illustrations using lines and shapes that are easy to manipulate.