(@buy @sell )
%100
+30
+3
+25
+0
+42
[@MAIN]
򵽶ҩƷɡ\
СĶ࣬⵹ǷǳֻΪЩ\
˶õ\ \
 </@buy> Ʒ\
 <˳/@exit>\

[@buy]
ʲô\ \ \
 </@Main>

[@sell]
ʲô\ \ \
 </@main>\
[goods]
		100	3
()	100	3
	100	3
޸		100	3
سǾ          20      10
Ѿ	20	10
;	20	10
лسǾ	20	10
Ѿ	20	10
;	20	10
лسǾ	20	10