可在truck11离去策略设置, f/ q! y* k* q4 x5 P5 g
is; Y. K% z$ \3 B* J. M
do
8 Y8 [' d- m- y4 E* Y: x9 dif @.occupied then
( S7 I. T! [( n+ Z0 O) F@.cont.move(buffer);4 K+ ?" J9 A, Y) D0 H/ ]. j; y. P- M
waituntill source.occupied prio 10 L2 |; l: C; ?6 _2 H. W
source.cont.move(@);6 `5 m/ ` X; ^3 j4 b/ P+ `
@.move;
, K5 ^0 b# ~0 l6 U Zelse* `" L/ r* s1 ~, ^( K, V3 H
@.move;( ^. G2 z5 V! d. R+ ?& S- c
end;
0 F0 ]3 f5 e& L) pend; |