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发表于 2010-5-11 13:19:52
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用list吧
0 D7 b9 @' [; A' c* Wpatches-own [wealth rank]
& q J) ]6 d2 S6 T+ O3 Zto setup
$ S) k! W7 _9 R; {8 C% V! ~0 p ca
% m# {: _* |3 |2 R% Y5 T ask patches [set wealth random 100 set pcolor green ]
. \" Y: q* _7 a% B6 ?end) W$ E6 E" z, w' T V' r2 c8 n
, j8 R% Z5 R4 ?- h3 b, g3 pto go' [7 P% n! Q6 `; p2 g# c
let mylist1 []
2 ~5 A# l% z/ L8 @+ C P" O. m. v set mylist1 sort-by [[wealth] of ?1 < [wealth] of ?2] patches N. ]/ Q6 ?4 N( u' V
let mylist2 []
, k9 J0 f4 P, B. W' V. v set mylist2 n-values count patches [? + 1]
2 P G8 [2 ^7 d( E8 c& x* ? ?$ ~1 l, o% J7 Z2 p) u
( foreach mylist1 mylist2, p2 c9 v4 ^ k( d2 W/ o
[
$ y. P c6 X5 {1 d$ ` ask ?1[ set rank ?2]
5 o& q& q' S" k4 C* } L- c show [rank] of ?1
' S, I0 H7 s" M- b8 g j3 q! R5 n2 d3 }; [
]! g1 V" B: [; s: S* ?
)/ G+ k. k1 D W) p9 O- f9 W
let mylist3 []( U; O9 @# j+ |9 q2 _
6 a }& G5 w$ d( W0 B set mylist3 sort-by [[rank] of ?1 < [rank] of ?2] patches
1 u$ ]. X# f6 M4 B show count patches
Z6 X# K" W1 z* P: m* K show mylist1 ' V" e& ]0 ?8 z* H. M p0 E6 {
show mylist31 Q& U4 n- c. T8 Q9 X) H
end/ D1 W4 l. O/ ?( F
7 T7 v& p: H. Z2 S6 P- m
这时的mylist1 和mylist3 应该是一样的 |
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