Suppose that instead of removing line # 10, we altered line #8 so that the Dos class no longer inherits from Uno, as shown: class Dos: #8 Fill in the blank on line # 19 with a line of code that would've worked before the change, but will now cause a runtime error because we altered line #8. obj1 = Uno (9) obj2 = Dos (12) #17 # 18 #19
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- class Pt: def init_(self, x, y): self.x X P(3,4) self.y = y def _str__(self): x, y = self.x, self.y return f'P({x},{y})' True 18 # add coordinate-wise def add_(self, other): nx = 13 14 ny = 15 16 return 17 Pt(1, 1) b = Pt (2, 3) с %3D а + b d = b + Pt(5, 6) print (c) print ( isinstance (d, Pt)) print (d) %3D8. Following is the node class: class node { int v node *next: public: node(int x) {v=x; next3D03;} friend class list: }3; Implement the sequential list class below: class list { // circular list class // head position node *head; public: bool empty() { return !head;} list() {head-0;} ~list(); void add(int x); int get(); // empty list judgment / constructor // destructor, to be implemented // add to tail, to be implemented // get from head, to be implemented }3BPlease help! // TreeNode.java class TreeNode<T> { T item; TreeNode<T> leftChild; TreeNode<T> rightChild; public TreeNode(T newItem) { // Initializes tree node with item and no children. item = newItem; leftChild = null; rightChild = null; } // end constructor public TreeNode(T newItem, TreeNode<T> left, TreeNode<T> right) { // Initializes tree node with item and // the left and right children references. item = newItem; leftChild = left; rightChild = right; } // end constructor } // end TreeNode // BinaryTreeBasis.java public abstract class BinaryTreeBasis<T> { protected TreeNode<T> root; public BinaryTreeBasis() { root = null; } // end default constructor public BinaryTreeBasis(T rootItem) { root = new TreeNode<T>(rootItem, null, null); } // end constructor public boolean isEmpty() { // Returns true if the tree is empty, else returns false. return root == null; } // end isEmpty public void makeEmpty() { // Removes all nodes from the…
- class Node { int key; Node l, r; public Node(int item) { key = item; l = r = null; }} class Main{ Node root; Main() { root = null; } void Postorder(Node node) { if (node == null) return; Postorder(node.l); Postorder(node.r); System.out.print(node.key + " "); } void Inorder(Node node) { if (node == null) return; Inorder(node.l); System.out.print(node.key + " "); Inorder(node.r); } void Preorder(Node node) { if (node == null) return; System.out.print(node.key + " "); Preorder(node.l); Preorder(node.r); } void Postorder() { Postorder(root); } void Inorder() { Inorder(root); } void Preorder() { Preorder(root); } public static void main(String[] args) { Main tree = new Main(); tree.root = new Node(27); tree.root.l =…PYTHON # TODO: Define BankAccount class # TODO: Define constructor with parameters to initialize instance attributes # TODO: Define deposit_checking() # TODO: Define deposit_savings() # TODO: Define withdraw_checking() # TODO: Define withdraw_savings() # TODO: Define transfer_to_savings() if __name__ == "__main__": account = BankAccount("Mickey", 500.00, 1000.00) account.checking_balance = 500 account.savings_balance = 500 account.withdraw_savings(100) account.withdraw_checking(100) account.transfer_to_savings(300) print(account.name) print('${:.2f}'.format(account.checking_balance)) print('${:.2f}'.format(account.savings_balance))A Node class is defined below. In the main() method, head is declared as Node type, and it refers to null. You need to complete the code to do the followings: create a Node object with your defined variable name set node object’sdatato 5 set the node object’s data to null connect head with the new created node object public class Node_App { class Node { public Object data; public Node next; } public static void main() { // declare a node type variable Node head = null; System.out.println("Head of the list: " + head); // declare a node type and set members (See above) // put your code below // make connection b/w head and new node object // put your code below } }
- Design a new Account class as follows:■■ Add a new data field name of the String type to store the name of thecustomer.■■ Add a new constructor that constructs an account with the specified name, id,and balance.■■ Add a new data field named transactions whose type is ArrayList thatstores the transaction for the accounts. Each transaction is an instance of theTransaction class, which is defined as shown in Figure ■■ Modify the withdraw and deposit methods to add a transaction to thetransactions array list. Write a test program that creates an Account with annual interest rate 1.5%,balance 1000, id 1122, and name George. Deposit $30, $40, and $50 to theaccount and withdraw $5, $4, and $2 from the account. Print an account summarythat shows the account holder name, interest rate, balance, and all transactions.A Node class is defined below. In the main() method , head is declared as Node type, and it refers to null. You need to complete the code to do the followings: create a Node object with your defined variable name set node object's data to 5 set the node object's data to null connect head with the new created node object public class Node App { class Node { public Object data; public Node next; } public static void main() { // declare a node type variable Node head = null; System.out.println("Head of the list: "+ head); // declare a node type and set members (See above) // put your code below // make connection b/w head and new node object // put your code below } }public class Point { Create two variables: 1. Generic Variable: Variable Name: data 2. Generic Point: Varibale Name: next 10 11 12 13 /* 14 Constructor that takes in two parameters (see above comment) */ 15 16 17 18 19 20 /* 21 Setters and getters 22 */ 23 24 wwwm 25 26 /* 27 tostring: output should be in the format: 28 (data)--> (next) 29 Example: 30 Point p1,p2; 31 p1.data = 4; 32 p1.next = p2; 33 p1.toString () would be: (4) -->(p2) 34 35 36
- public class Aircraft { // instance vairables private String aircraftName; private String regNumber; private String manufacturer; privateintmaxRange; privateintcrewSize; private LocalDate yearPutInService; privateintmaxServiceWeight; privateintnumberOfPassengers; privateintcurrentAirMiles; private LocalDate lastMaintenanceDate; privateintlastMaintenanceMiles; /** * Default Constructor * * @param lastMaintenanceMiles * @param lastMaintenanceDate * @param totalMiles * @param model * @param manufacturer * @param regNumber * @param vehicleType */ public Aircraft(String aircraftName, String regNumber, String manufacturer, intmaxRange, intcrewSize, LocalDate yearPutInService, int maxServiceWeight, int numberOfPassengers, int currentAirMiles, LocalDate lastMaintenanceDate, int lastMaintenanceMiles) { { this.aircraftName = aircraftName; this.regNumber = regNumber; this.manufacturer = manufacturer; this.maxRange = maxRange; this.crewSize = crewSize; this.yearPutInService = yearPutInService;…Computer Science hand.javapackage poker; import com.google.gson.Gson;import com.google.gson.GsonBuilder;import poker.Card; public class Hand{//private transient int i=10;// marked transient they will not serialized / deserialized public Card[] cards; public Hand(){} public boolean is_better_than(Hand H){return false;} public boolean is_equal(Hand H){return false;}} card.javapackage poker; public class Card{public enum Suite{HEARTS,CLUBS,DIAMONDS,SPADES} public enum Value{ACE,TWO,THREE,FOUR,FIVE,SIX,SEVEN,EIGHT,NINE,TEN,JACK,QUEEN,KING} public Suite suite;public Value value; public Card(){ }} // main.java import com.google.gson.Gson;import com.google.gson.GsonBuilder;import poker.Hand;import poker.Card; public class Main{ public static void main(String[] args){// this function is provided as a convenient way to// run the code from the command line.//// it will not be graded, but it needs to compile and// execute without a failure. System.out.println("Start"); // Demonstrate…python question Design BDTeam class and AusTeam class which inherit from CricketTeam class so that the following code provides the expected output.You can not change any of the given code. Do not modify the given parent class.Note:add_player() method in both child classes should work for any number of parameters and assume parameters will be even numbers.class CricketTeam: def __init__(self, name, ranking, continent): self.name = name self.ranking = ranking self.continent = continent def add_player(self, *info): pass def __str__(self): s = f"Name: {self.name}\nRanking: {self.ranking}\nContinent: {self.continent}" return s# Write your codes here.# Do not change the following lines of code.bangladesh = BDTeam("Bangladesh", 7, "South Asia", 1)bangladesh.add_player("Mustafiz", "Bowler", "Mashrafee", "Bowler", "Shakib", "All Rounder", "Tamim", "Batter", "Mahmudullah",…