This Java code generates a formatted receipt for a fictitious...

August 27, 2025 at 06:09 PM

Calendar cal = Calendar.getInstance(); System.out.printf(“Hitesh R. Pulimi- %tc\n”,cal); System.out.printf(“\”Receipt\” lab”); System.out.printf(“\t\t Fish Store\n”); System.out.printf(“Item\t\t\tAmount”); System.out.printf(“%s\t\t$%6.2f\n”,”Red Fish”,84.99); System.out.printf(“%s\t\t\t$%6.2f\n”,”Yellow Fish”,5.91); System.out.printf(“%s\t\t$%6.2f\n\n”,”Green Fish”,4.99); System.out.printf(“%s\t\t$%6.2f\n”,”Subtotal”,84.99+5.91+4.99); System.out.printf(“%s\t\t$%6.2f\n”,”tax”,7.91); System.out.printf(“%s\t\t$%6.2f\n”,”Total”,84.99+5.91+4.99+7.91);

This Java code generates a formatted receipt for a fictitious fish store. Let’s break down what each part of the code does:


1. Calendar cal = Calendar.getInstance();

  • This creates a Calendar object initialized to the current date and time.

2. System.out.printf(“Hitesh R. Pulimi- %tc\n”,cal);

  • This prints the string "Hitesh R. Pulimi-" followed by the current date and time in a standard format (as provided by %tc), obtained from the Calendar object cal.
  • Example output:
    Hitesh R. Pulimi- Thu Nov 23 12:45:26 IST 2023
    

3. System.out.printf(“\”Receipt\” lab”);

  • This line attempts to print the string "Receipt" lab.
  • However, this code contains a syntax flaw—Java requires escaped double quotes \" to be used properly.
  • If corrected, it would output:
    "Receipt" lab
    

4. System.out.printf(“\t\t Fish Store\n”);

  • This prints the string " Fish Store", prefixed with two tabs (\t\t), and a newline (\n) at the end.
  • Example output:
          Fish Store
    

5. System.out.printf(“Item\t\t\tAmount”);

  • This prints a header "Item" followed by tabs (\t\t\t) and the word "Amount".
  • Example output:
    Item            Amount
    

6. System.out.printf(“%s\t\t$%6.2f\n”, "Red Fish", 84.99);

  • This prints the string "Red Fish" followed by a tab (\t\t) and the amount $84.99 formatted to two decimal places (%6.2f ensures the amount is right-aligned in a field of 6 characters, including decimals).
  • Example output:
    Red Fish        $ 84.99
    

7. System.out.printf(“%s\t\t\t$%6.2f\n”, "Yellow Fish", 5.91);

  • Similar to the previous line, this prints "Yellow Fish" followed by 3 tabs (\t\t\t) and $5.91.
  • Example output:
    Yellow Fish         $  5.91
    

8. System.out.printf(“%s\t\t$%6.2f\n\n”, "Green Fish", 4.99);

  • Prints "Green Fish" followed by a tab (\t\t) and $4.99. A newline (\n\n) adds a blank line after this line.
  • Example output:
    Green Fish      $  4.99
    

9. System.out.printf(“%s\t\t$%6.2f\n”, "Subtotal", 84.99+5.91+4.99);

  • Calculates the subtotal by summing up the prices of the items (84.99 + 5.91 + 4.99) and then prints "Subtotal" followed by a tab (\t\t) and the calculated amount formatted to two decimal places.
  • Example output:
    Subtotal        $ 95.89
    

10. System.out.printf(“%s\t\t$%6.2f\n”, "tax", 7.91);

  • Prints "tax" followed by a tab (\t\t) and $7.91.
  • Example output:
    tax             $  7.91
    

11. System.out.printf(“%s\t\t$%6.2f\n”, "Total", 84.99+5.91+4.99+7.91);

  • Calculates the total by summing up the prices of the items (84.99 + 5.91 + 4.99) plus the tax (7.91) and prints "Total" followed by a tab (\t\t) and the calculated amount, formatted to two decimal places.
  • Example output:
    Total           $103.80
    

Combined Example Output (after fixes like escape syntax issues for quotes):

Hitesh R. Pulimi- Thu Nov 23 12:45:26 IST 2023
"Receipt" lab
           Fish Store
Item            Amount
Red Fish        $ 84.99
Yellow Fish         $  5.91
Green Fish      $  4.99

Subtotal        $ 95.89
tax             $  7.91
Total           $103.80

This program essentially prints a receipt-like formatted output with proper alignment for a fish store, showing item names, prices, subtotal, tax, and the total amount.

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