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发表于 2010-5-11 13:19:52
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用list吧
0 ?" w& d- n8 Y7 b* m v [patches-own [wealth rank]' d' q# q5 C2 v" e4 H
to setup& b0 n$ n5 D5 B8 S1 r
ca% A0 b2 j& ~+ _7 {2 G" T, }+ u* _1 h
ask patches [set wealth random 100 set pcolor green ]% F! \6 q, V% m3 ?
end
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, |* w/ ^1 m7 q' [1 }; y3 z5 c9 @4 Dto go
" v$ P# v6 O5 U9 A0 Q2 C7 I6 l. Y let mylist1 []
_' ?$ C. s) S. Z/ h- k set mylist1 sort-by [[wealth] of ?1 < [wealth] of ?2] patches B% K: W) y ]0 `
let mylist2 []
. A2 M' L0 y( k2 W" P set mylist2 n-values count patches [? + 1]' k7 {; F: h1 B0 D# F
: N1 }! d+ s7 K ( foreach mylist1 mylist2/ B) E3 I% z$ U- `6 q
[
8 p9 e# ~( n& U ask ?1[ set rank ?2]! T# [3 ^" W2 D# u$ r
show [rank] of ?1: C8 o. c& b/ d: l( Y! x/ I: u
, ]6 S3 ]2 q9 p; _5 j) a/ s; W4 W. _* p; O ]
/ y; [9 U0 T" X1 Y+ _/ A ). M( n7 [3 e2 \' z/ g t
let mylist3 []
9 p1 D% ?1 i$ e4 C+ z2 {
4 n/ S" }4 k8 b+ N+ u* r- S set mylist3 sort-by [[rank] of ?1 < [rank] of ?2] patches+ T5 i, b% k/ d# S: b
show count patches m4 {2 ?# A. S4 \
show mylist1 " W4 p! B& l+ z9 Z0 t
show mylist3
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3 J, U. l8 @( Y2 {( G6 j0 p( J! C这时的mylist1 和mylist3 应该是一样的 |
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