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package week2demob;import java.util.Scanner;public class Lab2Exercise1 {public static void main(String[] args) {Scanner kb = new Scanner(System.in);while (true) {System.out.println("Enter a letter ('a','b','c','d','e' or 'q' to quit:");char letter = kb.next().charAt(0);if (letter == 'a') {System.out.println("Student Name is: Lee Ming Shun");System.out.println("Lecturer Name is: Mr Han Kee");} else if (letter == 'b') {System.out.println("Enter a number for X;");double x = kb.nextDouble();System.out.println("Enter a number for Y;");double y = kb.nextDouble();System.out.println("Enter a number for Z:");double z = kb.nextDouble();double largest = largest(x, y, z);double smallest = smallest(x, y, z);System.out.println("Largest number is:" + largest);System.out.println("Smallest number is:" + smallest);} else if (letter == 'c') {System.out.println("Enter a number for M:");int m = kb.nextInt();System.out.println("Enter a number for N:");int n = kb.nextInt();int sum =0;if (m < n) {for (int i = 0 ; i <5; i++) {m = m +1;int j = m;int g =m;String str1 = Integer.toString(j);if (g % 2 ==1)sum+=g;System.out.print("Number sequence:" + str1 +"");System.out.println("The sum of all odd numbers between "+ m + " and "+ n + " is " + sum);