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Subject: Re: a question about the advantage of short code for tasks that are done

Author: Uri Blass

Date: 08:53:04 04/11/03

Go up one level in this thread


On April 11, 2003 at 11:49:52, Uri Blass wrote:

>On April 11, 2003 at 11:09:47, Uri Blass wrote:
>
>>only one time or not done often.
>>
>>I have task that I do only one time and I may do my code shorter
>>by adding functions.
>>
>>Note that they are a small minority of the code so
>>I do not expect a big reduction.
>>
>>Here are some examples:
>>
>>1)In the code that build the array of knightmoves I have
>>8 similiar if.
>>
>>if (fil>=2&&rank>=1)
>>		{
>>			knightmove[sq][i]=index(fil-2,rank-1);
>>			direction[sq][knightmove[sq][i]]=dknight;
>>			i++;
>>		}
>>
>>Is there an advantage in changing it to something like
>>
>>if (fil>=2&&rank>=1)
>>{
>>buildknightarrays(sq,i,fil-2,rank-1);
>>i++;
>>}
>>
>>or maybe it is even better to give buildknightarrays
>>a pointer to i to save the i++ that I do 8 times.
>>
>>
>>2)In my code for setup position I have the following code
>>
>>	case 'n':
>>				info[square]+=KNIGHT;
>>				valuepieces+=3;
>>				if (color(square)==LIGHT)
>>					valpieces[0]+=3;
>>				else
>>					valpieces[1]+=3;
>>				break;
>>
>>I can replace 3 by piece_value[KNIGHT]
>>replace 0 by LIGHT and replace 1 by DARK
>>
>>I can also have a function
>>putpiece(int square,int piece)
>>{
>>info[square]+=piece;
>>valuepieces+=valpieces[piece];
>>if (color(square)=LIGHT)
>>  valpieces[LIGHT]+=valpieces[piece];
>>else
>> valpieces[DARK]+=valpieces[piece];
>>}
>
>I see that I have some errors in the code
>As usual I discover errors
>I need
>+=piece_value[piece];
>
>There may be error also in the other code that I did not check.
>
>Uri

I forgot also the == insteadof the = that I wrote here.

Uri



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