think in terms of pointers... they are same :-
p[-1] = *(p - 1) On Thu, Jan 26, 2012 at 11:15 PM, rahul sharma <rahul23111...@gmail.com>wrote: > [-1] in end is same as -1 ?????? > > > On Thu, Jan 26, 2012 at 11:11 PM, atul anand <atul.87fri...@gmail.com>wrote: > >> btw your compiler has sizeof(int)=4; >> thats why o/p = fg >> >> On Thu, Jan 26, 2012 at 11:09 PM, atul anand <atul.87fri...@gmail.com>wrote: >> >>> output depends on sizeof(int)....so it may be different if you run on >>> different compilers. >>> >>> considering *sizeof(int) = 2;* >>> >>> argv[] is array of pointers. >>> (p+=sizeof(int))[-1]; >>> p=p+2 // 2=sizeof(int); >>> >>> now p will be pointing at index *argv[2]; >>> then you are doing.... >>> >>> p=p-1; >>> >>> i.e p will point to *argv[1] >>> >>> hence output will be >>> o/p = cd >>> >>> On Thu, Jan 26, 2012 at 10:53 PM, rahul sharma >>> <rahul23111...@gmail.com>wrote: >>> >>>> #include<stdio.h> >>>> #include<conio.h> >>>> void fun(char **); >>>> >>>> int main() >>>> { >>>> char *argv[]={"ab","cd","de","fg"}; >>>> fun(argv); >>>> getch(); >>>> return 0; >>>> } >>>> >>>> void fun(char **p) >>>> { >>>> char *t; >>>> t=(p+=sizeof(int))[-1]; >>>> printf("%s\n",t); >>>> } >>>> >>>> o/p: fg >>>> >>>> can nyone xplain >>>> >>>> the 2nd statement in fun????? >>>> >>>> -- >>>> You received this message because you are subscribed to the Google >>>> Groups "Algorithm Geeks" group. >>>> To post to this group, send email to algogeeks@googlegroups.com. >>>> To unsubscribe from this group, send email to >>>> algogeeks+unsubscr...@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 algogeeks@googlegroups.com. >> To unsubscribe from this group, send email to >> algogeeks+unsubscr...@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 algogeeks@googlegroups.com. > To unsubscribe from this group, send email to > algogeeks+unsubscr...@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 algogeeks@googlegroups.com. To unsubscribe from this group, send email to algogeeks+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/algogeeks?hl=en.