JAVA PROGRAM

public class XClass \{ private int u; private double w; public XClass () \{\} public Class (int a, double b) \{\} public void func () \{\} public String toString () \{\} \} Based on Above Code Answers these Questions 1. Write the definition of the method func so that u is set to 10 and w is set 15.3 2. Write the definition of the method tostring to return the values of u and w as String. 3. Write the definition of the constructor with the parameters of the class XClass so that the instance variable u is initialized to the value of a and the instance variable w is initialized to the value of b. 4. Write a Java statement that prints the values of the instance variables of objectXClass. 5. Write a Java statement that creates the XClass object temp and initializes the instance variables of temp to 20 and 3.5, respectively