102 lines
1.8 KiB
Lua
102 lines
1.8 KiB
Lua
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#!/usr/bin/env lua
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local chs={}
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local function dchar(n)
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local ch=string.char(n)
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local cho=ch
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if ch:match("[^%w ]") then
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ch="\\"..ch
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end
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chs[#chs+1]=function()
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return ch,ch,cho
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end
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end
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local recurse=0;
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local function dren()
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return asterisked==0 and badl==0
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end
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local out=""
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for n=32,126 do
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dchar(n)
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end
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chs[#chs+1]=function() return "([]*)","","" end
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local function charf()
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local chl=chs
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return function()
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local c,b,o=chl[math.random(1,#chl)]()
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return c,b,o
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end
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end
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local str
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local char=charf()
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function str(n,bad)
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local t={}
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local ot={}
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local ob={}
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for x=1,n do
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t[#t+1],ob[#ob+1],ot[#ot+1]=char()
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end
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if bad then
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if n>0 then
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t[math.random(1,#t)]=math.random()>0.5 and t[n].."[]" or "[]"..t[n]
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else
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t[#t+1]='[]'
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end
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end
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return table.concat(t),bad and '' or table.concat(ob),bad and '' or table.concat(ot)
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end
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str=(function(str) return function(min,man,c)
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local t={}
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local goods={}
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for n=1,1 do
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local nn
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repeat
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nn=math.random(1,c)
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until not goods[nn]
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goods[nn]=true
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end
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local ot
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local ob
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for n=1,c do
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local o
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local oc
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t[n],oc,o=str(math.random(min,man),not goods[n])
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if goods[n] then
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ot=o
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ob=oc
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end
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end
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return table.concat(t,'|'),ob,ot
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end end)(str);
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local mrecurse=0
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char=(function(char) return function()
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local c,o
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local b
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local ast=math.random()<0.2
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if math.random()<0.05*(1-math.atan(recurse*(1.5))/math.atan(math.huge)) then
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local s
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recurse=recurse+1
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if recurse>mrecurse then
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mrecurse=math.max(mrecurse,recurse)
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io.stderr:write(mrecurse,' rec\n')
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end
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s,b,o=str(0,16,math.random(1,64))
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recurse=recurse-1
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c='('..s..')'
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else
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c,b,o=char()
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end
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if math.random()<0.2 then
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c=c.."*"
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b=c
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o=''
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end
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return c,b,o
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end end)(char)
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local s,b,o=str(0,16,256)
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print(s)
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io.stderr:write(mrecurse,' rec\n')
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io.stderr:write(b,'\n')
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io.stderr:write(o,'\n')
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