What is returned when invoking the method call myFun (10)? int myFun (int
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- x = 3 + numbers[3]++; System.out.println(x); QUESTION 2: Class Rectangle has two data members, length (type of float) and width (type of float). The class Rectangle also has the following: //mutator methods void setlength (float len) } //B. length = len; H accessor methods float getLength() I return length; The following statement creates an array of Rectangle with size 2: Rectangle[] arrayRectangle= new Rectangle[2]; Is it correct if executing the following statements? What is the output? If it is not correct, write the correct one arrayRectangle. setLength (12.59); System.out.printin[rectangle Set.getLength()); arrayRectangle[1].setLength(4.15); System.out.println(arrayRectangle[1].getLength()): QUESTION 3: Use the following int array int[] numbers = { 42, 28, 36, 72, 17, 25, 81, 65, 23, 58} -Open file data.txt to write. to write the values of the array numbers to the file with the y numbers to get the valuesDescription: The program prompts the user to enter three numbers and invokes the method: public static void displayIncreasingNumbers(int num1, double num2, long num3) to display them in increasing order. Below is my code: package threeincreasingnumbers; import java.util.Scanner; public class Threeincreasingnumbers { public static void main(String[] args) {// Create Scanner Scanner scan = new Scanner(System.in); // Prompt the user to enter three numbersSystem.out.print("Enter three numbers: ");int num1 = scan.nextInt();double num2 = scan.nextDouble();long num3 = scan.nextLong(); // Display numbers in increasing orderdisplayIncreasingNumbers(num1, num2, num3);}public static void displayIncreasingNumbers(int num1, double num2, long num3) {double temp; if (num2 < num1 && num2 < num3){temp = num1;num1 = (int) (double) num2;num2 = temp;}else if (num3 < num1 && num3 < num2) {temp = num1; num1 = (int) num3;num3 = (long) temp;}if (num3 < num2) {temp = num2;num2 =…JAVA Write a class that calculates add, subtraction, and multiplication. The class should include the following methods: Constructor : initialize all values to 0 getAsk() : Ask users to input two integer numbers. This method calls Distribute() method. Distribute() : Ask users to choose which calculation he/she wants. This method calls a method that can add, subtract, or multiply based on the user's option. CalAdd() : add two numbers CalSub() : subtract two numbers CalProduct() : multiply two numbers toString() : toString method that display result of operation. The program should be designed to test the class developed. Your program might look like the following: public class CalculateNumTesting{ public static void main(String[] args){ CalculateNum calculation = new CalculateNum(); calculation.getAsk(); System.out.println(calculation); } }
- Question 16 Rk .Please tell me the process of getting this answer:) void quiz( int i ) { if( i > 1) { quiz( i / 2); quiz( i/ 2); } System.out.print(" * "); } How many asterisks are printed by the method call quiz(5)? //Answer: 7 Full explain this question and text typing work only We should answer our question within 2 hours takes more time then we will reduce Rating Dont ignore this linejava programs Perfect Numbers Write a method isPerfect that determines whether parameter number is a perfect number. Use this method in an application todisplays all the perfect numbers between 1and1000. Display factors of each perfect number and confirm number is "perfect."Java Program Chapter 5. PC #17. Rock, Paper, Scissors Game (page 317) Write a program that lets the user play the game of Rock, Paper, Scissors against the computer. The program should work as follows. 1. Add the following two lines to the beginning of your main method. This will allow your computer choices match with the test cases here in HyperGrade. long seed = Long.parseLong(args[0]); Random random = new Random(seed); 2. When the program begins, a random number in the range of 0 through 2 is generated. If the number is 0, then the computer has chosen rock. If the number is 1, then the computer has chosen paper. If the number is 2, then the computer has chosen scissors. (Do not display the computer choice yet.) 3. The user enters his or her choice of "rock", "paper", or "scissors" at the keyboard. You should use 1 for rock, 2 for paper, and 3 for scissors. Internally, you can store 0, 1, and 2 as the user choice, to match with the above schema. 4. Both user and…
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- Use java See the image for requirementsPlease help me with this , I am stuck ! thanks 1) bagUnion: The union of two bags is a new bag containing the combined contents of the original two bags. Design and specify a method union for the ArrayBag that returns as a new bag the union of the bag receiving the call to the method and the bag that is the method's parameter. The method signature (which should appear in the .h file and be implemented in the .cpp file is: ArrayBag<T> bagUnion(const ArrayBag<T> &otherBag) const; This method would be called in main() with: ArrayBag<int> bag1u2 = bag1.bagUnion(bag2); Note that the union of two bags might contain duplicate items. For example, if object x occurs five times in one bag and twice in another, the union of these bags contains x seven times. The union does not affect the contents of the original bags. Here is the all of the file: ArrayBag.cpp: #include <string>#include "ArrayBag.h" template <class T>ArrayBag<T>::ArrayBag() :…Java: Class: SortedNumbers Write a method for the method header below and provide a (main) program to test it: boolean sorted(double x, double y, double z), returning true if the arguments are sorted, with the smallest one coming first Remember to include the Javadoc comment for the method.