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Type: Posts; User: eyalfish

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  1. Replies
    3
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    107

    Re: Hi everyone i need some advice

    For(int i=0,j=1;i<=4;i+=2,j+=2){
    for(int k=i;k<=i;k++)
    Syso..print("*");
    For(int k=j;k<=j;k++)
    Syso..print(" ");
    }

    this is what i got the first line:
    *blank*blank*
  2. Replies
    3
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    107

    Hi everyone i need some advice

    Hi,
    i need to create this shape:
    *" "*" "*
    " "*" "*" "
    " "" "*" "" "

    using loops.can you guide me on how to deal with the blank and asterisks?
    its just dont work correctly for me

    thanks...
  3. Replies
    9
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    145

    Re: Again i need some advice please

    yes for array of example like i show{1 1 1 2 2}

    to matrix like that: 1 1 1
    2 2


    i count the number of different number=2.that's the row number.
    but how...
  4. Replies
    9
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    145

    Re: Again i need some advice please

    yes it is sorted.
    i need to make a matrix from this array -each row different number and the times the number occuered
    1.i need to check how many numbers are different to determine how many rows i...
  5. Replies
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    Re: Again i need some advice please

    int arr[]=new int[]{1,1,1,2,2};


    int row=2; //two different number=two rows
    int[][]matrix=new int[row][];
    for (int i=0;i<matrix.length;i++){
    for(int...
  6. Replies
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    145

    Re: Again i need some advice please

    You know what lets say i have an array of strings{"james","john","james","john","james"}

    I need to initialize a matrix that each row contain a different name.

    --- Update ---

    The output will...
  7. Replies
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    Again i need some advice please

    Sorry to bother you that much.
    I have a project that contain an array of people(each index contain name,salary and id number).
    i need to make a matrix that each name will be in a new row.
    so i did...
  8. Re: Hi everyone i stuck at something and i need a little help please

    You are a king!!!!!!!!!!!!!!!
    thank you thank you:]
  9. Re: Hi everyone i stuck at something and i need a little help please

    This my code:

    Scanner s=new Scanner(System.in);
    int Id=0;String Name="";int Salary=0;


    for (int i=0;i<arr.length;i++){

    Employee temp=new Employee(Id,Name,Salary);...
  10. Re: Hi everyone i stuck at something and i need a little help please

    I need to create array and input value in this order:int id(integer),String name(must be nextline),int salary(integer).
    i fount that if i do s.nextline after the name=s.nextline it fix this....
  11. Re: Hi everyone i stuck at something and i need a little help please

    Thanks but it still gives me trouble.i need to create an array that contains String(needed nextline) and integers.
    but the momonet i want to print my array the data conataine string is empty!...
  12. Hi everyone i stuck at something and i need a little help please

    We started to learn classes and i created this method :

    public static Student[] getStudentArray(Student[] arr){
    Scanner s=new Scanner(System.in);
    String Name;float Avg;

    for (int...
  13. Replies
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    157

    Re: Hi everyone i need some help

    Great thank you guys ,thanks you;]
  14. Replies
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    Hi everyone i need some help

    first of all i want to thanks to this great site and the people that willing to help.
    So we start to learn the basics of objects and classes and i did a simple code.
    the method get a string of a...
  15. Re: Hi everybody i have a little test and i need to ask something

    Great thanks alot
  16. Hi everybody i have a little test and i need to ask something

    So i have this code ("this is the correct form")

    public static String buildPrimeNumbers(int num){
    String sum="";int j=num;
    for (int i=2;i<=(j/2);i++){
    while (num%i==0) {sum+=i+" ";...
  17. Re: Hi everyone-new here!!!i need some help:]

    thanks a lot

    --- Update ---

    i tried what you suggest me to do .and got rid of the m method .but i got red mark under the return count,
    how can i solve it?thanks again


    public static int...
  18. Re: Hi everyone-new here!!!i need some help:]

    it doesnt work for me;/
    but why cant i do this with the m(sum) method.it should work and i dont have compile error
    but something isnt work out.
    thanks anyway
  19. Re: Hi everyone-new here!!!i need some help:]

    for example i put 10 and 20.i check the range of the numbers from 10 to 20 include.
    and i need to output the number that his sum of his digits is the highest from all the numbers from 10 to 20.
    ...
  20. Re: Hi everyone-new here!!!i need some help:]

    for example if i put 10 and 20.
    it will output 19.since 19 is the biggest number from 10 to 20.
    the sum of his digits i mean
  21. Hi everyone-new here!!!i need some help:]

    Hi, i am a beginner in java and i need some help.
    my program should take 2 integers and find their range and output the biggest number(sum of his chars)
    btw i dont have compile error but after i...
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