(@buy @sell @repair @s_repair )
%100
+5
+6
+43
[@main]


ӭ.  лǵ.\ \
  </@buy>\
  </@sell>\
  </@repair>\
  </@s_repair>\
  < /@exit>\
[@buy]
Щʲô?\ \ \
 < /@Main>
[@sell]
Ҫ.\ \ \
 < /@Main>
[@repair]
Ҫ?\
Ҫ.\ \
 < /@Main>
[~@repair]
޺,ӭ´.\ \
 < /@Main>
[goods]

