@jalaj: exactly... so you(@divya) are right. Sharad's ans was right but logic wasn't.
-------------------------------------------------- Rohit Saraf Second Year Undergraduate, Dept. of Computer Science and Engineering IIT Bombay http://www.cse.iitb.ac.in/~rohitfeb14 On Sun, Jun 13, 2010 at 2:35 PM, jalaj jaiswal <jalaj.jaiswa...@gmail.com>wrote: > actually when you subtract two pointers ... its get divided by the size of > the variable type its point two... > for example.. if you do .. p+1... where let say p is 200 and points to an > int type variable then p+1 is 202...(assuming int is of size 2) > so (p+1)-p..i.e 202-200 is 1 and not 2 > > > > > > > On Sun, Jun 13, 2010 at 1:46 PM, divya jain <sweetdivya....@gmail.com>wrote: > >> bt the ans that sharad gave is ryt.. >> acc to me 1st row n 1st col of o/p shd b 2 (if size of int is 2) bt it is >> 1... >> >> >> On 13 June 2010 12:10, Rohit Saraf <rohit.kumar.sa...@gmail.com> wrote: >> >>> @divya: u r rite.. that * should not be there >>> >>> -------------------------------------------------- >>> Rohit Saraf >>> Second Year Undergraduate, >>> Dept. of Computer Science and Engineering >>> IIT Bombay >>> http://www.cse.iitb.ac.in/~rohitfeb14<http://www.cse.iitb.ac.in/%7Erohitfeb14> >>> >>> >>> On Sun, Jun 13, 2010 at 11:07 AM, divya jain >>> <sweetdivya....@gmail.com>wrote: >>> >>>> ptr is a pointer naaa...then why ptr-p=*(&(arr+1)-&arr) ??? >>>> why not &(arr+1)-&arr ?? >>>> i knw m wrong somewhr...plz correct me >>>> >>>> >>>> On 13 June 2010 07:57, Mahesh_JNU <mahesh.jnumc...@gmail.com> wrote: >>>> >>>>> agreed ......... >>>>> >>>>> >>>>> On Sun, Jun 13, 2010 at 7:48 AM, sharad kumar <aryansmit3...@gmail.com >>>>> > wrote: >>>>> >>>>>> 111 >>>>>> 222 >>>>>> 333 >>>>>> 344 >>>>>> ptr++ ->u do posst increment >>>>>> hence it goes to 1 >>>>>> ptr-p=*(&(arr+1)-&arr)=1 >>>>>> llrly for other cases >>>>>> when u do *ptr++ due to operator precedence ptr++ is done and then >>>>>> dereferenced. >>>>>> hence u get 222 >>>>>> next *++ptr >>>>>> the ptr is incremented after dereferencing hence u get 333 >>>>>> next ++*ptr here the value t ptr s incrementas it is treated >>>>>> as++(*ptr) hence u get 3 but others refer to location hence 44 >>>>>> >>>>>> >>>>>> On Sat, Jun 12, 2010 at 9:21 PM, divya <sweetdivya....@gmail.com>wrote: >>>>>> >>>>>>> #include<stdio.h> >>>>>>> int main() >>>>>>> { >>>>>>> static int arr[]={0,1,2,3,4}; >>>>>>> int *p[]={arr,arr+1,arr+2,arr+3,arr+4}; >>>>>>> int **ptr=p; >>>>>>> ptr++; >>>>>>> printf("%d %d %d\n",ptr-p,*ptr-arr,**ptr); >>>>>>> *ptr++; >>>>>>> printf("%d %d %d\n",ptr-p,*ptr-arr,**ptr); >>>>>>> *++ptr; >>>>>>> printf("%d %d %d\n",ptr-p,*ptr-arr,**ptr); >>>>>>> ++*ptr; >>>>>>> printf("%d %d %d\n",ptr-p,*ptr-arr,**ptr); >>>>>>> return 0; >>>>>>> } >>>>>>> wat shd b the o/p n why... >>>>>>> >>>>>>> -- >>>>>>> You received this message because you are subscribed to the Google >>>>>>> Groups "Algorithm Geeks" group. >>>>>>> To post to this group, send email to algoge...@googlegroups.com. >>>>>>> To unsubscribe from this group, send email to >>>>>>> algogeeks+unsubscr...@googlegroups.com<algogeeks%2bunsubscr...@googlegroups.com> >>>>>>> . >>>>>>> For more options, visit this group at >>>>>>> http://groups.google.com/group/algogeeks?hl=en. >>>>>>> >>>>>>> >>>>>> >>>>>> >>>>>> -- >>>>>> yezhu malai vaasa venkataramana Govinda Govinda >>>>>> >>>>>> -- >>>>>> You received this message because you are subscribed to the Google >>>>>> Groups "Algorithm Geeks" group. >>>>>> To post to this group, send email to algoge...@googlegroups.com. >>>>>> To unsubscribe from this group, send email to >>>>>> algogeeks+unsubscr...@googlegroups.com<algogeeks%2bunsubscr...@googlegroups.com> >>>>>> . >>>>>> For more options, visit this group at >>>>>> http://groups.google.com/group/algogeeks?hl=en. >>>>>> >>>>> >>>>> >>>>> >>>>> -- >>>>> Mahesh Giri >>>>> MCA Final Sem >>>>> JNU, New Delhi >>>>> >>>>> -- >>>>> You received this message because you are subscribed to the Google >>>>> Groups "Algorithm Geeks" group. >>>>> To post to this group, send email to algoge...@googlegroups.com. >>>>> To unsubscribe from this group, send email to >>>>> algogeeks+unsubscr...@googlegroups.com<algogeeks%2bunsubscr...@googlegroups.com> >>>>> . >>>>> For more options, visit this group at >>>>> http://groups.google.com/group/algogeeks?hl=en. >>>>> >>>> >>>> -- >>>> You received this message because you are subscribed to the Google >>>> Groups "Algorithm Geeks" group. >>>> To post to this group, send email to algoge...@googlegroups.com. >>>> To unsubscribe from this group, send email to >>>> algogeeks+unsubscr...@googlegroups.com<algogeeks%2bunsubscr...@googlegroups.com> >>>> . >>>> For more options, visit this group at >>>> http://groups.google.com/group/algogeeks?hl=en. >>>> >>> >>> -- >>> You received this message because you are subscribed to the Google Groups >>> "Algorithm Geeks" group. >>> To post to this group, send email to algoge...@googlegroups.com. >>> To unsubscribe from this group, send email to >>> algogeeks+unsubscr...@googlegroups.com<algogeeks%2bunsubscr...@googlegroups.com> >>> . >>> For more options, visit this group at >>> http://groups.google.com/group/algogeeks?hl=en. >>> >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Algorithm Geeks" group. >> To post to this group, send email to algoge...@googlegroups.com. >> To unsubscribe from this group, send email to >> algogeeks+unsubscr...@googlegroups.com<algogeeks%2bunsubscr...@googlegroups.com> >> . >> For more options, visit this group at >> http://groups.google.com/group/algogeeks?hl=en. >> > > > > -- > With Regards, > Jalaj Jaiswal > > +919026283397 > B.TECH IT > IIIT ALLAHABAD > > -- > You received this message because you are subscribed to the Google Groups > "Algorithm Geeks" group. > To post to this group, send email to algoge...@googlegroups.com. > To unsubscribe from this group, send email to > algogeeks+unsubscr...@googlegroups.com<algogeeks%2bunsubscr...@googlegroups.com> > . > For more options, visit this group at > http://groups.google.com/group/algogeeks?hl=en. > -- You received this message because you are subscribed to the Google Groups "Algorithm Geeks" group. 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