local p = {}
function p.arrange(frame)
local args = frame.args
if args[1] == nil then
args = frame:getParent().args
end
local symbol = args.symbol
local len = args.len
local ss = ''
for i = 1,len do
ss = ss .. args[i]
if i > 1 then
ss = ss .. symbol
end
end
return ss
end
return p