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 │ │ │ │ │ │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 │ │ │ │ │ │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
second toss of
NB. ten dice
fd c
3 1 NB. A frequency
distribution of the ten tosses
4 1
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 J forums see http://www.jsoftware.com/forums.htm
