I am glad you are exploring rank, which is fundamental to understanding J. The Dictionary's Introduction Section 20. Rank has good examples for you to work through. Find it here:
http://www.jsoftware.com/docs/help701/dictionary/contents.htm On 12/4/2011 12:00 PM, Linda Alvord wrote: > I have finally been gritting my teeth and facing rank. > > toss =: (dice =: (6 6 6#:12 145 157 185 197 215)<@:{"1 2 (#:i.6){' o'){~ 2 10 > ?@$ 6: > a=:6 3$0 2 0 4 0 1 4 2 1 5 0 5 5 2 5 5 5 5 > 6 6 6#.a > g=:' o' > b=:#:i.6 > d=:b{g > dice=:<"2 a{"1 2 d > dice > s=:[:?(2 10$6)"_ > c=:s'' > s > c > > dice{~c=:s'' > 1+c > dice{~c=:s'' > 1+c > toss2=: 13 :'dice{~y' > toss2 s'' > 1+c > toss2 s'' > 1+c > 5!:2 ;:'toss a g b d dice cc c toss2' > > I'm not quite keeping up too well, but this is interesting. > > Linda > > > -----Original Message----- > From: programming-boun...@jsoftware.com > [mailto:programming-boun...@jsoftware.com] On Behalf Of Kip Murray > Sent: Thursday, December 01, 2011 9:46 AM > To: Programming forum > Subject: Re: [Jprogramming] Turkey Roll - Challenge 2 Rich Text > > Not precisely what you asked for, Linda, but equivalent: > > one =: ' ',' o ',:' ' > two =: 'o ',' ',:' o' > three =: 'o ',' o ',:' o' > four =: 'o o',' ',:'o o' > five =: 'o o',' o ',:'o o' > six =: 'o o','o o',:'o o' > > ]dice =: one;two;three;four;five;six > +---+---+---+---+---+---+ > | |o |o |o o|o o|o o| > | o | | o | | o |o o| > | | o| o|o o|o o|o o| > +---+---+---+---+---+---+ > > ten =: [: ? (2 10 $ 6)"_ NB. ten tosses of two dice > > ]toss =: ten'' > 5 4 5 2 4 3 0 2 4 2 > 2 1 4 4 3 2 0 3 3 3 > > toss { dice > +---+---+---+---+---+---+---+---+---+---+ > |o o|o o|o o|o |o o|o o| |o |o o|o | > |o o| o |o o| o | o | | o | o | o | o | > |o o|o o|o o| o|o o|o o| | o|o o| o| > +---+---+---+---+---+---+---+---+---+---+ > |o |o |o o|o o|o o|o | |o o|o o|o o| > | o | | o | o | | o | o | | | | > | o| o|o o|o o|o o| o| |o o|o o|o o| > +---+---+---+---+---+---+---+---+---+---+ > > ]sums =: 2 + +/ toss > 9 7 11 8 9 7 2 7 9 7 > > fd =: [: /:~ ~. ,. [: +/"1 ~. =/ ] > > fd sums > 2 1 > 7 4 > 8 1 > 9 3 > 11 1 > > 4!:0 'dice';'toss';'sums';'fd' > 0 0 0 3 > > > On 11/26/2011 3:14 AM, Linda Alvord wrote: >> Version 3 Rich Text >> >> Version 2 Plain text. How can I make the graphic symbols look good? >> >> PLEASE DO NOT REPLY BEFORE December I, 2011 at 12:00 am EST ! >> >> The turkey roll challenge, named in honor of the Thanksgiving Day >> holiday, focuses on the verb roll or ? with one argument. >> >> Create two nouns and a verb that will generate the following results. >> >> dice >> ----T---T---T---T---T---┐ >> │ │o │o │o o│o o│o o│ >> │ o │ │ o │ │ o │o o│ >> │ │ o│ o│o o│o o│o o│ >> L---+---+---+---+---+---- >> >> toss >> ----T-T---T-T---T-T---T-T---T-T---T-T---T-T---T-T---T-T---┐ >> │o │ │o │ │o o│ │o o│ │o │ │o │ │ │ │o o│ │o │ │o │ >> │ o │ │ │ │ │ │ o │ │ o │ │ │ │ o │ │ │ │ o │ │ │ >> │ o│ │ o│ │o o│ │o o│ │ o│ │ o│ │ │ │o o│ │ o│ │ o│ >> +---+-+---+-+---+-+---+-+---+-+---+-+---+-+---+-+---+-+---+ >> │o │ │o │ │o │ │o │ │o o│ │ │ │ │ │o o│ │o o│ │ │ >> │ │ │ o │ │ │ │ │ │ o │ │ o │ │ o │ │ │ │o o│ │ o │ >> │ o│ │ o│ │ o│ │ o│ │o o│ │ │ │ │ │o o│ │o o│ │ │ >> L---+-+---+-+---+-+---+-+---+-+---+-+---+-+---+-+---+-+---- >> toss >> ----T-T---T-T---T-T---T-T---T-T---T-T---T-T---T-T---T-T---┐ >> │o │ │o │ │o o│ │o o│ │o │ │o │ │ │ │o o│ │o │ │o │ >> │ o │ │ │ │ │ │ o │ │ o │ │ │ │ o │ │ │ │ o │ │ │ >> │ o│ │ o│ │o o│ │o o│ │ o│ │ o│ │ │ │o o│ │ o│ │ o│ >> +---+-+---+-+---+-+---+-+---+-+---+-+---+-+---+-+---+-+---+ >> │o │ │o │ │o │ │o │ │o o│ │ │ │ │ │o o│ │o o│ │ │ >> │ │ │ o │ │ │ │ │ │ o │ │ o │ │ o │ │ │ │o o│ │ o │ >> │ o│ │ o│ │ o│ │ o│ │o o│ │ │ │ │ │o o│ │o o│ │ │ >> L---+-+---+-+---+-+---+-+---+-+---+-+---+-+---+-+---+-+---- >> >> c=:3 8 7 12 9 8 9 7 4 12 NB. The list c is the sums of the >> NB. second toss of ten dice >> fd c >> 3 1 NB. A frequency distribution of the >> 4 1 NB. ten tosses >> 7 2 >> 8 2 >> 9 2 >> 12 2 >> >> 4!:0 'dice';'toss';'c';'fd' >> 0 0 0 3 NB. 0 for nouns, 3 for verbs >> >> >> Some rules and hints: >> >> Write all verbs and nouns without @ . You can use several nouns and >> verbs to make a final noun or verb. Here are some things about roll. >> >> r=: 13 :'?y' >> r >> ? >> r 4 >> 3 >> r 4 >> 2 >> s=: 13 :'r 3 4$y' >> s >> [: r 3 4 $ ] >> s 5 >> 3 3 3 2 >> 3 2 3 4 >> 2 4 0 4 >> s 5 >> 1 3 1 0 >> 3 1 4 1 >> 4 2 1 3 >> t=: 13 :'(r s y)*3 4$100*i.4' >> 5 t 5 >> 1003 1000.69 1000.5 1001.49 >> 1001 1000.55 1000 1001 >> 1000.89 1001.03 1002 1000 >> 5 t 5 >> 1001 1002 1000 1001.37 >> 1003 1000.04 1000.23 1002 >> 1000.01 1001 1000.3 1001.16 >> >> Be sure to get unique results as you go. Notice how to build a complex >> result with several shorter functions. >> >> Linda >> >> ---------------------------------------------------------------------- >> For information about >> ---------------------------------------------------------------------- >> 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