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发表于 2010-5-11 13:19:52
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用list吧
1 S) v' C, i# Ppatches-own [wealth rank]* I7 {) o: J; L/ [
to setup2 [; {" D) R; C: u: C
ca; z/ q) N7 T# b3 C) v6 z
ask patches [set wealth random 100 set pcolor green ]
& X8 k. W/ w' q& _: rend. D% `2 @# i$ I% ~$ L: _# Z
! g" `+ v: C) }1 T3 t1 r8 Q: j7 |to go
, C3 T% X: b8 p1 \# a let mylist1 []5 h# B8 S0 D3 }2 u
set mylist1 sort-by [[wealth] of ?1 < [wealth] of ?2] patches' u8 e% K3 r( R( d: ^( s
let mylist2 []
* i8 c0 r: C, [: R$ N set mylist2 n-values count patches [? + 1]
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5 j$ a7 I6 }3 f; G ( foreach mylist1 mylist2# Y7 a3 z% J' I( W7 _4 B h6 u
[% }1 Y& h3 u* B$ n" Y& \2 i4 T
ask ?1[ set rank ?2]; D$ e5 ^+ c9 R% @3 C- \% C
show [rank] of ?1# V9 m. ]% w# i: K( H1 v# S' q
# g" N1 J! w3 u2 }3 i ]
0 G5 D7 @0 d0 h7 P )5 p' }. G5 e0 K& s
let mylist3 []$ T P6 G. W2 j& S1 t
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set mylist3 sort-by [[rank] of ?1 < [rank] of ?2] patches
% @6 Y, e: ~# D& o* M" G& z: x2 r; Q show count patches
, m& y% l6 F; r, e show mylist1 9 q" Y, | x8 m& M$ i! p, I% o
show mylist3) E* ^5 V' J6 ` b7 O& @. r: J
end
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这时的mylist1 和mylist3 应该是一样的 |
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