🔒 Closed Java ordering system

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import java.io.*;
public class
{
public static void main(String []args) throws Exception
{
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
String order,again;
int quantity,price1=0,price2=0,loop1=0,quantity1,quantity2=0,total=0,payment=0,ans = 0;

System.out.println(" ");

System.out.println("Welcome to MgRonalds, What do you want to order?");

System.out.println(" ");
System.out.println("*******************************************************************");
System.out.println("* Code Meal ''MENU'' Price *");
System.out.println("* *");
System.out.println("* (A1) MgBurger P30.00 *");
System.out.println("* (A2) Big Mac P139.00 *");
System.out.println("* (B1) Cheese Burger P35.00 *");
System.out.println("* (B2) Chicken Burger P50.00 *");
System.out.println("* (C1) MgNuggets P65.00 *");
System.out.println("* (C2) MgChicken P79.00 *");
System.out.println("* (D1) MgSpagetti P60.00 *");
System.out.println("* (D2) MgFries P40.00 *");
System.out.println("* (E1) Coke P10.00 *");
System.out.println("* (E2) Sprite P10.00 *");
System.out.println("* (E3) Royal P10.00 *");
System.out.println("* (F1) Sundae P25.00 *");
System.out.println("* (F2) MgFloat P25.00 *");
System.out.println("* *");
System.out.println("*******************************************************************");

do{
System.out.println("");
System.out.print("Enter Code Order : ");
order=br.readLine();
if (order.equalsIgnoreCase("A1")) {
price1=30;
System.out.println("Order Description : MgBurger ");
} else if (order.equalsIgnoreCase("A2")) {
price1=139;
System.out.println("Order Description : Big Mac ");
}

System.out.print("Enter Quantity : ");
quantity1= Integer.parseInt(br.readLine());
//quantity2=quantity1+quantity2;

//price2 = price1 * quantity2;

total += price1 * quantity1;

System.out.print("Another Order? (Y/N) : ");
again=br.readLine();
if (again.equalsIgnoreCase("y"))
loop1=loop1+1;
else loop1=loop1-100;
} while (loop1==1);

System.out.println(" ");
System.out.println("Total Price : "+total);

System.out.print("Enter Payment : ");
payment = Integer.parseInt(br.readLine());

ans = payment - total;
if (total < payment) {
System.out.println("Your change is : " +ans);
}
else if (total > payment) {
System.out.println("Insufficient Balance! ");
}
else if (total == payment) {
System.out.println("Thank You! ");
}

}
}
 
import java.io.*;
public class javaordering
{
public static void main(String []args) throws Exception
{
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
String order,again;
int quantity1=0,price1=0,price2=0,loop1=0,total=0,payment=0,ans = 0;

System.out.println(" ");

System.out.println("Welcome to MgRonalds, What do you want to order?");

System.out.println(" ");
System.out.println("*******************************************************************");
System.out.println("* Code Meal ''MENU'' Price *");
System.out.println("* *");
System.out.println("* (A1) MgBurger P30.00 *");
System.out.println("* (A2) Big Mac P139.00 *");
System.out.println("* (B1) Cheese Burger P35.00 *");
System.out.println("* (B2) Chicken Burger P50.00 *");
System.out.println("* (C1) MgNuggets P65.00 *");
System.out.println("* (C2) MgChicken P79.00 *");
System.out.println("* (D1) MgSpagetti P60.00 *");
System.out.println("* (D2) MgFries P40.00 *");
System.out.println("* (E1) Coke P10.00 *");
System.out.println("* (E2) Sprite P10.00 *");
System.out.println("* (E3) Royal P10.00 *");
System.out.println("* (F1) Sundae P25.00 *");
System.out.println("* (F2) MgFloat P25.00 *");
System.out.println("* *");
System.out.println("*******************************************************************");

do{
System.out.println("");
System.out.print("Enter Code Order : ");
order=br.readLine();
if (order.equalsIgnoreCase("A1")) {
price1=30;
System.out.println("Order Description : MgBurger ");
} else if (order.equalsIgnoreCase("A2")) {
price1=139;
System.out.println("Order Description : Big Mac ");
} else if (order.equalsIgnoreCase("B1")) {
price1=35;
System.out.println("Order Description : Cheese Burger ");
} else if (order.equalsIgnoreCase("B2")) {
price1=50;
System.out.println("Order Description : Chicken Burger ");
} else if (order.equalsIgnoreCase("C1")) {
price1=65;
System.out.println("Order Description : MgNuggets ");
} else if (order.equalsIgnoreCase("C2")) {
price1=79;
System.out.println("Order Description : MgChicken ");
} else if (order.equalsIgnoreCase("D1")) {
price1=60;
System.out.println("Order Description : MgSpagetti ");
} else if (order.equalsIgnoreCase("D2")) {
price1=40;
System.out.println("Order Description : MgFries ");
} else if (order.equalsIgnoreCase("E1")) {
price1=10;
System.out.println("Order Description : Coke ");
} else if (order.equalsIgnoreCase("E2")) {
price1=10;
System.out.println("Order Description : Sprite ");
} else if (order.equalsIgnoreCase("E3")) {
price1=10;
System.out.println("Order Description : Royal ");
} else if (order.equalsIgnoreCase("F1")) {
price1=25;
System.out.println("Order Description : Sundae ");
} else if (order.equalsIgnoreCase("F2")) {
price1=25;
System.out.println("Order Description : MgFloat ");
}

System.out.print("Enter Quantity : ");
quantity1= Integer.parseInt(br.readLine());

total += price1 * quantity1;

System.out.print("Another Order? (Y/N) : ");
again=br.readLine();
if (again.equalsIgnoreCase("y"))
loop1=loop1+1;
else loop1=loop1-100;
} while (loop1==1);

System.out.println(" ");
System.out.println("Total Price : "+total);

System.out.print("Enter Payment : ");
payment = Integer.parseInt(br.readLine());

ans = payment - total;
if (total < payment) {
System.out.println("Your change is : " +ans);
System.out.println("Thank You! ");
}
else if (total > payment) {
System.out.println("Insufficient Balance! ");
}
else if (total == payment) {
System.out.println("Thank You! ");
}

}
}
 
import java.util.Scanner;
public class javaordering
{
public static void main(String []args) throws Exception
{
Scanner br = new Scanner(System.in);
String order,again;
int quantity1=0,price1=0,loop1=0,total=0,payment=0,ans = 0;

System.out.println(" ");

System.out.println("Welcome to MgRonalds, What do you want to order?");

System.out.println(" ");
System.out.println("*******************************************************************");
System.out.println("* Code Meal ''MENU'' Price *");
System.out.println("* *");
System.out.println("* (A1) MgBurger P30.00 *");
System.out.println("* (A2) Big Mac P139.00 *");
System.out.println("* (B1) Cheese Burger P35.00 *");
System.out.println("* (B2) Chicken Burger P50.00 *");
System.out.println("* (C1) MgNuggets P65.00 *");
System.out.println("* (C2) MgChicken P79.00 *");
System.out.println("* (D1) MgSpagetti P60.00 *");
System.out.println("* (D2) MgFries P40.00 *");
System.out.println("* (E1) Coke P10.00 *");
System.out.println("* (E2) Sprite P10.00 *");
System.out.println("* (E3) Royal P10.00 *");
System.out.println("* (F1) Sundae P25.00 *");
System.out.println("* (F2) MgFloat P25.00 *");
System.out.println("* *");
System.out.println("*******************************************************************");

do{
System.out.println("");
System.out.print("Enter Code Order : ");
order=br.nextLine();
if (order.equalsIgnoreCase("A1")) {
price1=30;
System.out.println("Order Description : MgBurger ");
} else if (order.equalsIgnoreCase("A2")) {
price1=139;
System.out.println("Order Description : Big Mac ");
} else if (order.equalsIgnoreCase("B1")) {
price1=35;
System.out.println("Order Description : Cheese Burger ");
} else if (order.equalsIgnoreCase("B2")) {
price1=50;
System.out.println("Order Description : Chicken Burger ");
} else if (order.equalsIgnoreCase("C1")) {
price1=65;
System.out.println("Order Description : MgNuggets ");
} else if (order.equalsIgnoreCase("C2")) {
price1=79;
System.out.println("Order Description : MgChicken ");
} else if (order.equalsIgnoreCase("D1")) {
price1=60;
System.out.println("Order Description : MgSpagetti ");
} else if (order.equalsIgnoreCase("D2")) {
price1=40;
System.out.println("Order Description : MgFries ");
} else if (order.equalsIgnoreCase("E1")) {
price1=10;
System.out.println("Order Description : Coke ");
} else if (order.equalsIgnoreCase("E2")) {
price1=10;
System.out.println("Order Description : Sprite ");
} else if (order.equalsIgnoreCase("E3")) {
price1=10;
System.out.println("Order Description : Royal ");
} else if (order.equalsIgnoreCase("F1")) {
price1=25;
System.out.println("Order Description : Sundae ");
} else if (order.equalsIgnoreCase("F2")) {
price1=25;
System.out.println("Order Description : MgFloat ");
}

System.out.print("Enter Quantity : ");
quantity1= Integer.parseInt(br.nextLine());

total += price1 * quantity1;

System.out.print("Another Order? (Y/N) : ");
again=br.nextLine();
if (again.equalsIgnoreCase("y"))
loop1=loop1+1;
else loop1=loop1-100;
} while (loop1==1);

System.out.println(" ");
System.out.println("Total Price : "+total);

System.out.print("Enter Payment : ");
payment = Integer.parseInt(br.nextLine());

ans = payment - total;
if (total < payment) {
System.out.println("Your change is : " +ans);
System.out.println("Thank You! ");
}
else if (total > payment) {
System.out.println("Insufficient Balance! ");
}
else if (total == payment) {
System.out.println("Thank You! ");
}

}
}
 
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import java.util.Scanner;
public class MethodEx
{
public static void main(String[] args)
{
int num1 = 0;
int num2 = 0;
int add = 0, sub = 0, mul = 0, div = 0;
int choose = 0;
System.out.println("Choose 1");
System.out.println("1. Addition");
System.out.println("2. Subtraction");
System.out.println("3. Multiplication");
System.out.println("4. Division");
Choose(num1, num2, choose, add, sub, mul, div);
}
public static int Choose(int num1, int num2, int choose, int add, int sub, int mul, int div)
{
Scanner sc = new Scanner(System.in);
System.out.println("Choose: ");
System.out.print(">");
choose = sc.nextInt();

System.out.println("Enter 1st number: ");
System.out.print(">");
num1 = sc.nextInt();

System.out.println("Enter 2nd number: ");
System.out.print(">");
num2 = sc.nextInt();

if (choose == 1)
{
add = num1 + num2;
System.out.println("Answer: "+add);
}
else if (choose == 2)
{
sub = num1 - num2;
System.out.println("Answer: "+sub);
}
else if (choose == 3)
{
mul = num1 * num2;
System.out.println("Answer: "+mul);
}
else if (choose == 4)
{
div = num1 / num2;
System.out.println("Answer: "+div);
}
return choose;
}
}
 
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