# ASTLI version 1.2

genfunc = function()
{
   function() 1
}

x = genfunc()
x()



genfunc = function()
{
   func = function() 2
   func
}

x = genfunc()
x()



toggle2 = function()
{
   1
   a = toggle2.childset[1].childset[0]
   print(value(a))

   # value substitution
   if (value(a) == 1)
   {
      a.parent.childset[0] = `2'
   }
   else
   {
      a.parent.childset[0] = `1'
   }
   {}
}

for(i = 0; i < 3; i++) toggle2()



toggle_3 = function()
{
   1
   a = toggle_3.childset[1].childset[0]
   print(value(a))

   # value substitution
   if (value(a) == 1)
   {
      a.parent.childset[0] = `2'
   }
   else if (value(a) == 2)
   {
      a.parent.childset[0] = `3'
   }
   else
   {
      a.parent.childset[0] = `1'
   }
   {}
}

for(i = 0; i < 4; i++) toggle_3()