correct me if I'm wrong but, float has a precision of around 8 digits. and double 16 digits... if you want arbitrary precision floating point numbers, try GNU BigNum library... Anil
On Mon, Apr 12, 2010 at 9:54 PM, Himanshu Aggarwal <lkml.himan...@gmail.com>wrote: > > > On Sun, Apr 11, 2010 at 6:55 PM, GentLeBoY <vikrantsing...@gmail.com>wrote: > >> how to store fractional numbers with a fractional part having 25-30 >> digits after decimal place, >> does long double has the same precision as double?. >> 1 more prob. >> format specifier for long double is %lf and same for double, so if i >> write >> long double a; >> scanf("%lf",&a); >> a=a*2; >> printf("%lf",a); >> why is the output -2.0000 ? >> >> -- >> 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. >> >> > > Float has single precision. > double has double precision. > Long double has extended precision. > > For your requirement, even a float would suffice. check out the value of > FLT_MAX . It is of the order of 10^37. > > ~Himanshu Aggarwal > > -- > 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. For more options, visit this group at http://groups.google.com/group/algogeeks?hl=en.