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import java.text.NumberFormat;
public class Item
{
private String item;
private int quantity;
private double price;
public Item(String item, double price, int quantity)
{
this.item = item;
this.price=price;
this.quantity=quantity;
}
public String getItem(){
return item;
}
public double getPrice(){
return price;
}
public int getQuantity(){
return quantity;
}
public double getTot(){
return price\*quantity;
}
public String toString()
{
NumberFormat fmt = NumberFormat.getCurrencyInstance();
String description;
description = item + "\\t" + fmt.format(price) + "\\t" + quantity + "\\t";
return description;
}
}
import java.text.NumberFormat;
public class ShoppingCart {
private Item\[\] cart;
private int itemCount;
private int capacity;
private double totalPrice = 0, q=0, p=0;
public ShoppingCart() {
capacity = 100;
cart = new Item\[capacity\];
itemCount = 0;
}
public void addItem(String item, double price, int quantity) {
if (itemCount == cart.length) {
increaseSize();
}
cart\[itemCount\] = new Item(item, price, quantity);
totalPrice+=price\*quantity;
itemCount++;
}
public String toString() {
NumberFormat fmt = NumberFormat.getCurrencyInstance();
String report = "Shopping Cart\\n";
report += "Item\\tUnit Price\\tQuantity\\tTotal\\n";
for (int i = 0; i < itemCount; i++) {
Item it = cart\[i\];
report += it.getItem() + "\\t" + fmt.format(it.getPrice()) + "\\t" + it.getQuantity() + "\\t\\t" + fmt.format(it.getTot()) + "\\n";
}
report += "\\nTotal Price of cart: " + fmt.format(totalPrice);
return report;
}
private void increaseSize() {
Item\[\] temp = new Item\[cart.length + 3\];
for (int i = 0; i < cart.length; i++) {
temp\[i\] = cart\[i\];
}
cart = temp;
}
}
import java.util.Scanner;
public class Shop
{
public static void main(String\[\] args)
{
ShoppingCart cart = new ShoppingCart();
boolean shop=true;
double price;
String item=new String();
int quantity;
Scanner scan=new Scanner (System.in);
while(shop){
System.out.print("Item: ");
item=scan.nextLine();
System.out.print("Price: ");
price=scan.nextDouble();
scan.nextLine();
System.out.print("Quantity: ");
quantity=scan.nextInt();
scan.nextLine();
cart.addItem(item, price, quantity);
System.out.println(cart.toString());
System.out.print("Continue? (true/false)");
shop=scan.nextBoolean();
scan.nextLine();
}
System.out.println(cart.toString());
}
}
//Task 1
import java.util.Scanner;
public class weatherchecker{
public static void main (String args\[\]){
Scanner scan=new Scanner (System.in);
System.out.println("Please enter the temperature:");
double t=scan.nextDouble();
System.out.println("Please enter the weather:");
String w=scan.nextLine();
String Sunny="sunny";
if(w.equals(Sunny)&&t>=20&&t<=30){
System.out.println("Perfect day for a picnic!");
}
else{
System.out.println("Not the best day for a picnic.");
}
}
}
//Task 2
import java.util.Scanner;
public class stringcomparison{
public static void main (String args\[\]){
Scanner scan=new Scanner (System.in);
System.out.println("Please enter:");
String t=scan.nextLine();
String l=scan.nextLine();
if(t.equals(l)){
System.out.println("Strings are identical.");
}
else{
System.out.println("Strings are different.");
}
}
}
//Task 3
import java.util.Scanner;
public class movierecommendation{
public static void main (String args\[\]){
Scanner scan=new Scanner (System.in);
System.out.println("Please enter the type:");
String t=scan.nextLine();
String action="action movies";
String comedies="comedies";
System.out.println("Please enter the rating:");
double r=scan.nextDouble();
if(t.equals(action)&&r>8){
System.out.println("Recommended.");
}
else if (t.equals(comedies)&&r<5){
System.out.println("Try a different one.");
}
else{
System.out.println("You can try this one as well.");
}
}
}
//Task 4
import java.util.Scanner;
public class passwordchecker{
public static void main (String args\[\]){
Scanner scan=new Scanner (System.in);
System.out.println("Please enter the password:");
String p=scan.nextLine();
String up=p.toUpperCase();
int in=p.indexOf("PASSWORD");
if(p.length()<8||in>=0){
System.out.println("Invalid password");
}
else{
System.out.println("Password is valid");
}
}
}
//Task 5
import java.util.Scanner;
public class discounteligibility{
public static void main (String args\[\]){
Scanner scan=new Scanner (System.in);
System.out.println("Please enter whether you are a member:");
boolean Member=scan.nextBoolean();
System.out.println("Please enter the money:");
double m=scan.nextDouble();
if(Member=true||m>=100){
System.out.println("Eligible for discount.");
}
else{
System.out.println("Not eligible for discount.");
}
}
}
//Task 6
import java.util.Scanner;
public class comparingnumber{
public static void main (String args\[\]){
Scanner scan=new Scanner (System.in);
System.out.println("Please enter the first number:");
int f=scan.nextInt();
System.out.println("Please enter the second number:");
int s=scan.nextInt();
if(f==s){
System.out.println("Numbers are equal.");
}
else if (f>s){
System.out.println("First number is greater.");
}
else{
System.out.println("Second number is greater.");
}
}
}
