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Type: Posts; User: dx8292

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  1. Replies
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    Re: Stacks (evaluating postfix expression)

    So I guess 36 is right, thanks
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    532

    Stacks (evaluating postfix expression)

    I'm a little confused so if someone can confirm if I am doing that would be great.

    Evaluate postfix expression:

    1 2 + 4 * 5 6 * 10 / 8 * +

    Me evaluating:

    1) 1
    2) 2 1
  3. Re: Please help, simple IF/ELSE decison question.

    jps i don't know if he has gotten as far as .equals and toUpperCase methods yet, just cause it looks like a basic if/else chapter in some book

    and IronRyan I forgot something in discount =...
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    646

    Re: Combination Lock Class help

    It's at this line in test:

    object1.Turn(turn1,straight1,combo1,turn2,straight2,combo2,turn3,straight3,combo3);
    ...
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    Re: Java Class EASY Assignment

    printMultiples(n); //in the main....I think
  6. Re: Please help, simple IF/ELSE decison question.

    if (totalPrice >= 50)
    {
    System.out.println("Apply 10% discount (y/n)?");
    discount = (in.nextLine());
    if (discount=="n")
    {
    System.out.println(" ");
    }
    }
  7. Replies
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    491

    Re: My Class assignment help

    Your coding is a little hard to read.... I see your constructor and accessor methods, but where are you mutator methods?
    this makes no sense:
    public double qScore () {
    return (double)...
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    Combination Lock Class help

    done.................................close it plz
  9. Thread: Sorting/Search

    by dx8292
    Replies
    7
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    825

    Re: Sorting/Search

    (1+11)/2=6
    (1+5)/2=3
    (4+5)/2=4.5 round to 5

    I got three.
  10. Thread: Sorting/Search

    by dx8292
    Replies
    7
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    825

    Re: Sorting/Search

    What do mean? I want to see how many comparisons it would take to find 45. The first comparison would be to 45 and the midpoint number (58)
    Then the rest of the comparisons would be to each element...
  11. Thread: Sorting/Search

    by dx8292
    Replies
    7
    Views
    825

    Re: Sorting/Search

    The thing Binary Search I wasn't really sure was when it checks the middle number and if it's not value that was being searched for, does it start searching in reverse order if the first half needs...
  12. Thread: Sorting/Search

    by dx8292
    Replies
    7
    Views
    825

    Sorting/Search

    Wanted to check if I was doing this correctly.

    Binary Search: Find number of comparisons needed

    5 11 18 40 45 58 62 75 88 95 100

    A. 45 --> 3 needed
    B. 96 --> 3 needed
  13. Replies
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    Re: Arrays/Looping probelm?

    FINALLY GOT IT.....took me half the day for something so ridiculously easy, but I GOT IT.

    Just took out the average method and put the code directly into the main method and did total/count.
    ...
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    Re: Arrays/Looping probelm?

    This does seem less complicated, but I think am supposed to stick with arrays. From what I have looked up ArrayList "is similar to Arrays," which means I can't use it with an array, unless I'm...
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    Re: Arrays/Looping probelm?

    I'm not too familiar with ArrayList.

    Can you use ArrayList with the Scanner and Array?

    array.size() or numinput.size() //like I said, not too familiar with it
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    Re: Sum of even and odd integers

    stick with scanner instead of joptionpane

    for(int i=0;i<=what ever number;i++)
    {
    new keyboard=new Scanner(System.in);

    System.out.print("Enter a number: ");
    enternumber=keyboard.nextInt();
    ...
  17. Replies
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    Arrays/Looping probelm?

    PROBLEM SOLVED....THANK YOU. I thought there was too much code just in case someone wanted to copy the entire thing, so I deleted it.
  18. Replies
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    Re: Counting Matches in Parallel Arrays

    I had something different in mind, but just by looking it seems right. I'll play around with the code tomorrow cause I'm tired right now, too much coding today, but good practice. I'll post back...
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    Counting Matches in Parallel Arrays

    I want to make a method involving arrays.
    Both are Integer Arrays. (And are the same size, so I don't need to check if it's the same size)
    Its needs see how many of the parallel positions matches...
  20. Thread: Hello

    by dx8292
    Replies
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    201

    Hello

    Hi,

    I'm to java programming, only taken one JAVA class and taking the 2nd one now.
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    Re: How do I loop this if statement?

    I think you need to add a for loop and how many times does it need to loop, what's the purpose of the code?

    Try putting the if/else statement between this:

    for (int i=?; i<? ;i++)
    {
    }
    ...
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