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发表于 2010-5-11 13:19:52
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用list吧
& }" \7 P4 r$ g5 h7 ^& ^( q' Lpatches-own [wealth rank]2 ]' K" Q1 i* B. I
to setup. k! p9 M! l v9 V6 B$ J6 M l3 f
ca; V6 T# P& D! b9 b7 ^
ask patches [set wealth random 100 set pcolor green ]8 k R$ t+ f* p
end
& g* R% a9 Y8 L3 P* S1 P' B! T7 M7 K, L2 Z$ X
to go
* ]8 b8 p# z4 f( W let mylist1 []
3 I' v) h, u6 i: V t7 \ set mylist1 sort-by [[wealth] of ?1 < [wealth] of ?2] patches3 }' p! |+ v# L1 ?" r5 B
let mylist2 []+ | ` ^' J! h
set mylist2 n-values count patches [? + 1]: C7 x. D8 x5 [9 R
* C4 O" t- ]+ r! y
( foreach mylist1 mylist2
0 Z1 s+ Q4 g. g. a7 w [5 z! N: {* ?* }% r
ask ?1[ set rank ?2]
8 C% C& G; y9 {5 y3 u3 j" x show [rank] of ?1
C- N1 z3 I% h4 N4 l # n& G; J" B8 ]6 I) ^! E/ d0 ]
]
8 ]+ b- o: @6 C2 D( H )! A# J- c- Q& a7 M$ s0 Z
let mylist3 []/ z* d5 ~1 w \, {, \4 D
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set mylist3 sort-by [[rank] of ?1 < [rank] of ?2] patches& [- z+ S) Y1 }5 {, z( j* S
show count patches0 t5 y. V. _$ u: x) |
show mylist1
& _( z/ e9 g u: V show mylist3
8 f: o! a4 e- ]) `$ S3 q# Z0 Y* Tend, L9 B0 a% w& ]7 C1 O+ c4 U
6 T* }8 u% d: a3 K1 X2 g
这时的mylist1 和mylist3 应该是一样的 |
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