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发表于 2010-5-11 13:19:52
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用list吧
. j6 u9 `' J3 q( G9 q" ]/ Mpatches-own [wealth rank]
. t* m6 S; N e, K' {to setup6 H2 t4 q7 T' r! |- j
ca B5 C6 @/ P. A5 G* r- f6 X6 P5 ~, W
ask patches [set wealth random 100 set pcolor green ]
* T9 X: c1 F% K0 f3 F* oend
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to go
) P3 y5 }9 w5 y6 ? let mylist1 []/ W9 \. f. K$ c- f: V
set mylist1 sort-by [[wealth] of ?1 < [wealth] of ?2] patches2 y; y t) j2 k8 }
let mylist2 []
, J( z, y) W" B( o! z set mylist2 n-values count patches [? + 1]( q6 j! z8 x$ L/ V6 N0 b: T- v- ]
5 H" f* X+ l9 a+ m& y
( foreach mylist1 mylist2. T/ ^7 U" Y8 F P4 F$ P
[5 x2 y% Q1 k/ v+ d, i+ S. r3 A
ask ?1[ set rank ?2]
6 o1 C8 m; d; v: Q& W. o show [rank] of ?1
) B+ A9 q) F% v p8 Y
1 l$ F, d. P- P. L ]
. f. `) ~2 B/ l: f) k0 M1 Y( L )8 X l- M: k5 ^) _! a# |1 i+ s8 A
let mylist3 []
; A) `% o/ @) z( c# w2 b
1 w. E" d( i+ T$ o0 V2 t set mylist3 sort-by [[rank] of ?1 < [rank] of ?2] patches* z% k$ Y. `5 C3 U; t
show count patches
4 o+ Q' M% l; `$ ^ show mylist1 5 N+ s4 h8 N% f8 x/ E
show mylist3
: ?+ c9 p! ~/ U0 N! G/ ~ W0 qend( w% [4 U0 T0 c+ X) w' w/ e
: Y$ i) t* A7 U1 t这时的mylist1 和mylist3 应该是一样的 |
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