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发表于 2010-5-11 13:19:52
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用list吧; v4 N* L- G& O8 e1 y& }: b3 C
patches-own [wealth rank]
4 W0 O5 Y5 n( K( |to setup8 L; L6 p# m# F, p7 k- m. D- n
ca' D* o! F4 I- Y. s& s
ask patches [set wealth random 100 set pcolor green ]5 E: M. o I! d$ G( z: o
end: l0 `. z r Y/ l7 C, h
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to go
2 m6 k( _2 k/ {% E let mylist1 []
; a- J2 t2 ^* V( ?( |$ m set mylist1 sort-by [[wealth] of ?1 < [wealth] of ?2] patches
" _1 o3 c. U: Q ] let mylist2 []3 N# D9 U& e0 ^! O% f# W
set mylist2 n-values count patches [? + 1]
7 p$ u. A* G* r+ d" j! w4 n( a# a
, Q8 _. m9 T! b: l7 D& U; M ( foreach mylist1 mylist2
+ K8 `( X7 y V5 M [
. {4 K( M% d) B& F- c C5 V ask ?1[ set rank ?2]% J4 V( C+ c2 B& n5 C( p
show [rank] of ?1
( z4 W* z+ T: Z% ?
1 |( H9 {8 P! z+ \$ S ]
W+ E) [* I) a: u5 J7 k )
9 W" T/ T/ R1 {* l* X/ i let mylist3 []/ {8 x; P1 [/ h0 l
. [% D# {6 ~" F# S# L) J1 R
set mylist3 sort-by [[rank] of ?1 < [rank] of ?2] patches
' n' ~: C d F show count patches: R* \2 D# j, [2 k
show mylist1 5 t$ \2 A1 w8 c* n; f
show mylist32 D5 ?" w, Z$ t6 _$ W F2 ^) k
end/ A0 s2 ~0 v% C. t0 Y! H
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这时的mylist1 和mylist3 应该是一样的 |
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