1. Write a program that accepts three different integers from the keyboard, then prints the sum, the average, the product, the smallest and the largest of these numbers. Objective A review of programming in the Clanguage. Design and run programs in C using - data types, operators, preprocessor directives, variables, scope, control structures (if-then-else, switch, for, while, do-while), arrays, structures, pointers, functions, parameters, pass by value, pass by reference, typedef, memory allocation