Using pointers and dynamic memory allocation: design, build, and compile and run a c++ program including a function searchn() to search a one-dimensional array x of size n for a specific value using pointer notation. the function should return how many times the key value is present in the array and the location of the first occurrence of the key value in the array. write a main() function to prove your function. display all output in your main program. nothing should be displayed in the function.

Suppose you are an ad-serving company and you maintain a log of cookie data for ads you serve to the web pages for a particular vendor (say amazon). a. how can you use this data to determine which are the best ads? b. how can you use this data to determine which are the best ad formats? c. how could you records of past ads and ad clicks to determine which ads to send to a given ip address? d. how could you use this data to determine how well the technique you used in your answer to part c was working? e. how could you use this data to determine that a given ip address is used by more than one person? f. how does having this data give you a competitive advantage vis-à-vis other ad-serving companies?