Language: Java

Recursion on array of Mountain objects Write an application with three classes. First class named Mountain has two instance variables: name of String type and elevation of int type. It has constructor that initializes instance variables and has getter method to get each data. | Second class named Recursion has the following three recursive methods: // PRECONDITION n is non-negative integer denoting actual number of mountains in the list. // Method returns sum of elevations of all n mountains in the list. int sumElevationsRec (Mountain[] list, int n) // PRECONDITION n is non-negative integer denoting the number of occupied positions in the // list. Method returns String of all Mountain objects in the list. String tostring (Mountain[] list, int n) // PRECONDITION n is non-negative integer denoting the number of occupied positions in the // array list. Method returns true is mountains in the list are sorted by their elevation from // smallest to largest, and false otherwise. boolean issorted (Mountain [] list, int n) Third class Tester has main method in it. In the main method declare an array m of Mountain type and populate it with 5 Mountain objects of your choice by using initializer list. Invoke each of the three methods from class Recursion (by passing array m and its length as actual parameters). Program outcome must provide English explanation which method is invoked, what is the result, and/or what the method does. Recursion on array of Mountain objects Write an application with three classes. First class named Mountain has two instance variables: name of String type and elevation of int type. It has constructor that initializes instance variables and has getter method to get each data. | Second class named Recursion has the following three recursive methods: // PRECONDITION n is non-negative integer denoting actual number of mountains in the list. // Method returns sum of elevations of all n mountains in the list. int sumElevationsRec (Mountain[] list, int n) // PRECONDITION n is non-negative integer denoting the number of occupied positions in the // list. Method returns String of all Mountain objects in the list. String tostring (Mountain[] list, int n) // PRECONDITION n is non-negative integer denoting the number of occupied positions in the // array list. Method returns true is mountains in the list are sorted by their elevation from // smallest to largest, and false otherwise. boolean issorted (Mountain [] list, int n) Third class Tester has main method in it. In the main method declare an array m of Mountain type and populate it with 5 Mountain objects of your choice by using initializer list. Invoke each of the three methods from class Recursion (by passing array m and its length as actual parameters). Program outcome must provide English explanation which method is invoked, what is the result, and/or what the method does