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Thread: What is wrong with my code?

  1. #1
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    Post What is wrong with my code?

    Ntebogeng is running a car wash business in Soshanguve. The business offers three washing services as shown in the table below.

    Service code	Description	                    Cost (R)
    G	                Wash and go	                    50.00
    P	                Wash , dry and polish.	    110.00
    E	                Executive wash	                    150.00
    She needs an application that will display the above information. Create such an application for Ntebogeng.

    here is my source code:


     
    /*
     * To change this license header, choose License Headers in Project Properties.
     * To change this template file, choose Tools | Templates
     * and open the template in the editor.
     */
    package carwashapp;
     
    /**
     *
     * @author SETH
     */
    public class CarWashApp {
     
        /**
         * @param args the command line arguments
         */
        public static void main(String[] args) {
            // declare variables
            char   code1  = 'G', code2 = 'P', code3 = 'E';
            String descr1 = "Wash and go" ,descr2 = "Wash,dry and polish", descr3 = "Executive Wash";
            double cost1 = 50.00, cost2 = 110.00 ,cost3 = 150.00;
            System.out.printf("%-6s%-20s%6s\n", "Service code","Description","Cost(R)");
            System.out.printf("%-6c%-20s%6.2f\n", code1       ,descr1        , cost1);
            System.out.printf("%-6c%-20s%6.2f\n", code2       , descr2       , cost2);
            System.out.printf("%-6c%-20s%6.2f",   code3       , descr3       , cost3);
        }
     
    }

    here's the output:

     
    Service codeDescription         Cost(R)
    G     Wash and go          50.00
    P     Wash,dry and polish 110.00
    E     Executive Wash      150.00



    My problem is that i can't display it as in the statement.
    Last edited by Norm; December 1st, 2021 at 03:18 PM. Reason: Changed \ to / in end code tag

  2. #2
    Super Moderator Norm's Avatar
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    Default Re: What is wrong with my code?

    Do you ever read the responses I make to your posts?

    Please edit your post and wrap your code with code tags:

    [code]
    **YOUR CODE GOES HERE**
    [/code]

    to get highlighting and preserve formatting.
    If you don't understand my answer, don't ignore it, ask a question.

  3. #3
    Super Moderator Norm's Avatar
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    Default Re: What is wrong with my code?

    i can't display it as in the statement.
    Please explain what you want to be different about the program's output.
    If you don't understand my answer, don't ignore it, ask a question.

  4. #4
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    Default Re: What is wrong with my code?

    I want to print the output properly in a table format

  5. #5
    Super Moderator Norm's Avatar
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    Default Re: What is wrong with my code?

    What is wrong with its current output? It looks to me like it is in table format.
    What does "properly" mean? Can you Explain what is wrong with the current output.
    If you don't understand my answer, don't ignore it, ask a question.

  6. #6
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    Default Re: What is wrong with my code?

    As you can see in the ouput, the elements in the description's column are displayed disorderedly i want them to be aligned with the description 's word.Same thing for the cost(R) columns

  7. #7
    Super Moderator Norm's Avatar
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    Default Re: What is wrong with my code?

    i want them to be aligned with the description 's word.
    To put all the printed output on each row in the same columns as on the other rows, you need to make the width of the data in a column the same for all the rows.
    If the data is wider than the column it will overflow and push the data for the next column to the right.
    It looks like the data width of the first column on the first row is greater than the value specified by the format string.
    Either change the width of the data to match the column width (6 characters) or increase the width of the format string. Make it large enough to hold "Service code"
    If you don't understand my answer, don't ignore it, ask a question.

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