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发表于 2010-5-11 13:19:52
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用list吧
3 k \0 V! v, G( rpatches-own [wealth rank]
( c5 A2 ?1 `4 M9 L) |$ } Sto setup
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! a, c+ \4 h0 X! P9 y% k- v* B ask patches [set wealth random 100 set pcolor green ]
2 b6 p) N5 V! J8 Fend
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- v- L& p5 x) T" J, \: eto go
+ Q9 F$ D. U. R let mylist1 []# O$ ^4 H% I! O; e8 l3 d
set mylist1 sort-by [[wealth] of ?1 < [wealth] of ?2] patches
& h) B! P1 x, e6 g let mylist2 []4 l2 F0 K$ M! y8 F" U
set mylist2 n-values count patches [? + 1]' G. n1 g; d2 w+ x# t9 F
, m" _5 }/ q: x ` ( foreach mylist1 mylist27 l/ N: F' j$ C1 Y
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ask ?1[ set rank ?2]# ` f8 B) E+ l. p
show [rank] of ?1, ^: G# U( i& \) A0 j
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let mylist3 []
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set mylist3 sort-by [[rank] of ?1 < [rank] of ?2] patches
7 G2 R* s g2 o5 W1 h: y/ ~/ c& G% H show count patches& y( u; v9 Q' U3 ^0 r5 A
show mylist1
! R8 \8 P# L* T x$ d' ~ show mylist33 x7 w5 O1 y/ e$ F$ j7 U
end
% |# B% E/ M N3 t8 ?: R6 \+ e- B4 i' u& ^: s f& ?
这时的mylist1 和mylist3 应该是一样的 |
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