What about (2)?, will it always work?
On Sat, Jul 23, 2011 at 3:13 AM, prasanth <[email protected]> wrote:
>
>
> the CFG was actually
> s->AB
> A-> a| BaB
> B->bbA
>
> The false statement i guess was "This grammar doesnt produce a string
> of 4 consecutive bs"
>
>
> and 2 or 3 questions mainly focused on j&=j-1 guess this unsets the
> rightmost set bit
>
>
> pointer related questions were asked.One such was
>
> (1)int arr[2][3]={{1,2,3},{4,5,6}};
> int (*ptr)[3]=&a[0];
> printf("(%d,%d)",(*ptr)[1],(*ptr)[2]);
> ptr+=1;
> printf("(%d,%d)",(*ptr)[1],(*ptr)[2]);
>
> find the output???
>
> (2) double full(double a)
> {
> return (int)(a+0.5);
> }
>
> does this always work??
>
> (3) int x=123,y=231;
> int t=0;
> int l;
> l=x^y;
> while(l)
> {
> t++;
> l&=l-1;
> }
> printf("%d",t);
>
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