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发表于 2010-5-11 13:19:52
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用list吧
+ Z3 G5 m5 T. S! D! k' npatches-own [wealth rank] o! C$ |# M/ D) h' c, y- J
to setup
% p/ J# p' {5 X' ?( A ca7 I3 H! j4 k H0 K
ask patches [set wealth random 100 set pcolor green ]
* u1 i, A+ x# \) D9 Hend
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) l2 j( k6 J+ j2 E5 j8 I8 Z qto go
1 N. j, y# ]6 X/ Y2 @( M let mylist1 []
% E$ b2 `# m! B6 U set mylist1 sort-by [[wealth] of ?1 < [wealth] of ?2] patches. _# [% \7 P6 M) C. B, }. W! V+ J8 E
let mylist2 []: g9 ~5 p" a+ H
set mylist2 n-values count patches [? + 1]9 I. M# T( Z' K& T/ q; H% |7 L
4 Q* K& g( \" x0 r+ k ( foreach mylist1 mylist2) M! L b1 J8 J8 ^- q. e S: E
[' F3 C) N6 G# @8 t" s9 ?2 Z
ask ?1[ set rank ?2], A7 N% ^ F: v: z- ?2 d
show [rank] of ?1
Z' D1 T, ^1 U& y9 J) c n8 r4 n) m- b7 p( V u' ?
]
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let mylist3 []4 q$ N! B& B1 p4 ]. c. _, B; l) [3 b
' i0 k! v) n* E2 T set mylist3 sort-by [[rank] of ?1 < [rank] of ?2] patches
( |. \- U( g9 n$ Y4 U* |% e0 i show count patches: |$ C6 I3 M) L+ e* ^0 B3 ^/ ]
show mylist1
/ [3 n% N+ C c f2 ^ show mylist3
. h) o( e3 Q& z6 D1 c/ f; j" Qend
6 j9 [' M/ R* w0 y" ?. @0 q: J
8 v4 K" _* j/ {+ x1 M这时的mylist1 和mylist3 应该是一样的 |
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