Write a menu based program implementing the following functions: (0) Write a function called displayMenu that does not take any parameters, but returns an integer representing your user’s menu choice. Your program’s main function should only comprise of the following: a do/while loop with the displayMenu function call inside the loop bodyswitch/case, or if/else if/ …

Array Shifter and Array Reversal Write a function that accepts an array of doubles and the arrays size as arguments. Thefunction should create a new array that is one element larger than the argument array. The first element of the new array should be set to 0. Element 0 of the argument array should be …

Array Shifter and Array Reversal Write a function that accepts an array of doubles and the arrays size as arguments. Thefunction should create a new array that is one element larger than the argument array. The first element of the new array should be set to 0. Element 0 of the argument array should be …

Write a program that lets the user enter the total rainfall for each of 12 months into an array of doubles. The program should calculate and display the total rainfall for the year, the average monthly rainfall, and the months with the highest and lowest amounts. Also, prompt your user for a file name and …