1. Write a C++ program that inputs an integer array of 10 elements and prints only the prime numbers in the array. 2. Write a C++ program that reads an integer array a[10] and finds the max value with its position and the min value with its position. 3. Write a C++ program that inputs an integer array b[10] and then reverse it and print the reversed array. 4. Write a C++ program that exchanges the primary and secondary diagonals of 4x4 matrix.

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A: here is your code

Array

The simplest way to start thinking about an array is as a collection, or a set of elements. In programming, these elements may be constants, variables, functions and pointers.