Also (rank preserving); ' 123'i.A 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 3 3 3 3 3 3 3 3 3 1 1 1 2 2 2 3 3 3 1 1 1 2 2 2 3 3 3 1 1 1 2 2 2 3 3 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3
…/Rob > On 16 Oct 2017, at 7:02 am, Raul Miller <[email protected]> wrote: > > Like the others, I am wondering why you are recommending something like > > ".1j1#"1 A > 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 3 3 3 3 3 3 3 3 3 > 1 1 1 2 2 2 3 3 3 1 1 1 2 2 2 3 3 3 1 1 1 2 2 2 3 3 3 > 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 > > over > > "."0 A > 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 3 3 3 3 3 3 3 3 3 > 1 1 1 2 2 2 3 3 3 1 1 1 2 2 2 3 3 3 1 1 1 2 2 2 3 3 3 > 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 > > Thoughts appreciated. > > Thanks, > > -- > Raul > > > On Sun, Oct 15, 2017 at 3:31 PM, Linda Alvord <[email protected]> wrote: >> here's some thing to think about. >> >> >> >> Here's an "all combinations"challenge. >> >> >> ]A=:|:((3^3),3)$, >{3$<'123' >> >> 111111111222222222333333333 >> >> 111222333111222333111222333 >> >> 123123123123123123123123123 >> >> $A >> >> 3 27 >> >> >> >> Find a way to separate all rows and columns with spaces so you can apply “. >> To turn the characters to a 3 27 array of jntegers. >> >> . >> >> Linda >> >> >> AOL Mobile Mail >> >> >> -----Original Message----- >> >> From: Cliff Reiter <[email protected]> >> To: programming <[email protected]> >> Sent: Tue, Oct 3, 2017 11:21 PM >> Subject: Re: [Jprogramming] Quora Digits Problem >> >> >> A cheat (?) that builds instead of "removing" z=.,".>{4#<'123456' $z 1296 >> 10{.z 1111 1112 1113 1114 1115 1116 1121 1122 1123 1124 On 10/3/2017 4:16 >> PM, Skip Cave wrote: > Another interesting Quora problem: > > Given the >> integers from 1000 to 9999, remove all integers that contain a 7, > 8, 9, or >> zero, and list the remaining integers. > > Skip > >> ---------------------------------------------------------------------- > For >> information about J forums see http://www.jsoftware.com/forums.htm >> ---------------------------------------------------------------------- For >> information about J forums see http://www.jsoftware.com/forums.htm >> >> ---------------------------------------------------------------------- >> For information about J forums see http://www.jsoftware.com/forums.htm > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
