A modification in the above code,
int divide(int a, int b)
> {
> int temp = 0;
> int result = 0;
> int mask, i;
>
> printf ("a = %d, b = %d\n", a, b);
>
> temp = 0;
>
> for ( i = 30; i >= 0; i-- ) {
> mask = 1 << i;
>
> temp <<= 1;
>
> temp |= ((a & mask) >> i) & 1;
>
> result <<= 1;
>
> if ( temp >= b ) {
> result |= 1;
> temp -= b;
> }
> }
>
> return result;
> }
>
>
> On Sun, May 22, 2011 at 10:56 PM, Aakash Johari <aakashj....@gmail.com>wrote:
> Try the following code: One can more optimize it.
>
>
>> int divide(int a, int b)
>> {
>> int temp = 0;
>> int result = 0;
>> int mask, i;
>>
>> printf ("a = %d, b = %d\n", a, b);
>>
>> temp = 0;
>>
>> for ( i = 30; i >= 0; i-- ) {
>> mask = 1 << i;
>>
>> temp <<= 1;
>>
>> temp |= ((a & mask) >> i) & 1;
>>
>> result <<= 1;
>>
>> if ( temp >= b ) {
>> result |= 1;
>> temp ^= b;
>> }
>> }
>>
>> return result;
>> }
>>
>>
>
> On Sun, May 22, 2011 at 10:29 PM, Aakash Johari <aakashj....@gmail.com>wrote:
>
>> try for 15 and 3
>>
>>
>> On Sun, May 22, 2011 at 10:22 PM, D.N.Vishwakarma@IITR <deok...@gmail.com
>> > wrote:
>>
>>> a divide b
>>>
>>> while(b!=1){
>>> a >>=1;
>>> b >>=1;
>>> }
>>>
>>> printf("%d\n",a);
>>>
>>> On 5/22/11, Wladimir Tavares <wladimir...@gmail.com> wrote:
>>> > a divide b
>>> >
>>> > while(b!=1){
>>> > a <<=1;
>>> > b <<=1;
>>> > }
>>> >
>>> > printf("%d\n",a);
>>> > Wladimir Araujo Tavares
>>> > *Federal University of Ceará
>>> >
>>> > *
>>> >
>>> >
>>> >
>>> >
>>> > On Sun, May 22, 2011 at 1:33 PM, Prakash D IT @ CEG
>>> > <cegprak...@gmail.com>wrote:
>>> >
>>> >> could someone explain the algo with an example?
>>> >>
>>> >>
>>> >> On Sun, May 22, 2011 at 8:21 PM, Puneet Ginoria
>>> >> <punnu.gino...@gmail.com>wrote:
>>> >>
>>> >>> thnxx all.. i got the soln..
>>> >>> Qdumanshu: i was asking for quotient and remainder when we divide 2
>>> nos.
>>> >>> without actually dividing them...
>>> >>>
>>> >>>
>>> >>>>
>>> >>> --
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>>> >>
>>> >
>>> > --
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>>> >
>>> >
>>>
>>>
>>> --
>>> **With Regards
>>> Deoki Nandan Vishwakarma
>>> IITR MCA
>>> Mathematics Department*
>>> *
>>>
>>> --
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>>>
>>>
>>
>>
>> --
>> -Aakash Johari
>> (IIIT Allahabad)
>>
>>
>>
>>
>>
>
>
> --
> -Aakash Johari
> (IIIT Allahabad)
>
>
>
>
>
--
-Aakash Johari
(IIIT Allahabad)
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