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Re: Help

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On 3/25/2014 06:54, Isaac Chan wrote:
> I have fixed most of the problems.This is supposed to change ++ into + and -- into + and +- into -.Though it compile successfully ,it refuse to function.
> I am new to this.Can u guys help me?
>
>
> import java.util.Scanner;
> class IngeniusXD
> {Scanner scn = new Scanner(System.in);
>   private static String Simplify(String cal ,char st ,char nd ,char rep)
>   {for (int i = 0;i < cal.length() - 100; i++)
>    {if ((cal.charAt(i) == st) || (cal.charAt(i + 1) == nd))
>     {cal = cal.substring(0 ,i - 1) + rep + cal.substring(i + 2);}
>     else if ((cal.charAt(i) == nd) || (cal.charAt(i + 1) == st))
>     {cal = cal.substring(0 ,i - 1) + rep + cal.substring(i + 2);}}
>    return cal;}
>   public static String Simplify_General(String cal)
>   {cal = Simplify(cal ,'+' ,'-' ,'-');
>    cal = Simplify(cal ,'-' ,'-' ,'+');
>    cal = Simplify(cal ,'+' ,'+' ,'+');
>    return cal;}
>   public static void Simplify_Test()
>   {System.out.println("Simplify_Test:Input mathematical sentence");
>    Scanner scn = new Scanner(System.in);
>    String cal;
>    cal = scn.nextLine();
>    cal = Simplify_General(cal);
>    System.out.println("Simplify_Test:Output=" + cal);}
>   public static void main(String[] args)
>   {Simplify_Test();}}
>

It compiles, what is it supposed to do?  What input are we to give it?


-- 

Knute Johnson

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Thread

Help Isaac Chan <isaacchanszelong@gmail.com> - 2014-03-24 03:32 -0700
  Re: Help Eric Sosman <esosman@comcast-dot-net.invalid> - 2014-03-24 08:36 -0400
  Re: Help Joerg Meier <joergmmeier@arcor.de> - 2014-03-24 14:00 +0100
    Re: Help Roedy Green <see_website@mindprod.com.invalid> - 2014-03-25 08:16 -0700
      Re: Help Roedy Green <see_website@mindprod.com.invalid> - 2014-03-26 17:50 -0700
  Re: Help Isaac Chan <isaacchanszelong@gmail.com> - 2014-03-25 06:34 -0700
  Re: Help Isaac Chan <isaacchanszelong@gmail.com> - 2014-03-25 06:54 -0700
    Re: Help Roedy Green <see_website@mindprod.com.invalid> - 2014-03-25 08:17 -0700
    Re: Help Knute Johnson <eternal@knutejohnson.com> - 2014-03-25 08:55 -0700
    Re: Help Lew <lewbloch@gmail.com> - 2014-03-25 15:12 -0700

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