Create a program in C$++$ that has separate functions for each "Your turn" we covered in class today. Include a main$()$ that invokes all the functions. $1.$ write a function that returns the length of a character array $2.$ write a function that uses pointer arithmetic$/++$ incrementor to copy values of a $5$ element integer arrar $3.$ swap two numbers $4.$ write a function that uses the new operator to dynamically allocate a character array and populates it a message of your choosing. make sure the buffer has the null terminator character