(@buy @sell @repair @s_repair )
%100
+3
+4
[@main]
ӭЩ\ \
 </@buy> \
 </@sell>  \
 <ѯ/@helpbooks> 似ϸ \
 < /@exit>\

[@buy]
ѡҪ顣\ \ \
 < /@Main>
[@sell]
ҿ顣\ \ \
 < /@Main>


[goods]
            100        10
            100        10
          100        10

