(@buy @sell )
%100
+0
+42
[@main]


ҵ--"ħ",ôк³?\
Ȱ㻹Ƿ.\
?ҩ.\ \
 </@buy> ҩƷ\
 </@sell> ҩƷ\
 </@info> ҩˮϢ\
 <ȡ/@exit>\
[@info]
ЩҩˮĹ,ٶ,ֵȵ,\
˵ǻȡһħ!\
ôõĶȻ׾ͿԵõ,\
ϿȺ񾭳.\ \
 < /@main>\
[@buy]
ʲôҩƷ\ \ \
 < /@main>\
[@sell]
ҿĶ\\
 < /@main>\
[goods]
ҩ            100       3
ħҩ            100       3
ǿЧҩ            100       3
ǿЧħҩ            100       3
ҩ()          100       3
ħҩ()          100       3
̫ˮ   	      100	3
ǿЧ̫ˮ   	      100	3