(@buy @sell )
%100
+0
+3
+42
[@main]
ѧҩѧ \
˶ϲѧսǶѧҽ\
Ҹֵ. \ \
\
</@buy>ҩ\
</@sell>ҩ\
< /@exit>\
[@buy]
ҪЩҩҪ٣ѡ \ \ 
 < /@main>\
[@sell]
Ҫ۵ҩó. \ \ 
 < /@main>\
[goods]
ҩ            100       3
ħҩ            100       3
ǿЧҩ            100       3
ǿЧħҩ            100       3
ǿЧ̫ˮ            100       3
̫ˮ   	      100	3
