哈基米

哈基米 is an esolang made of 耄耋.

Introduce

First, imagine there is a 耄耋(spidercat) on a 2D square grid.

耄耋

Second, imagine it moves on the grid and follow a rule:

耄耋:哈基米_哈;

Third, imagine it can change the rule:

耄耋_1:哈基米_哈 哈基米？哈n:耄耋_2
耄耋_2:...

Forth, imagine it has a dictionary and can poop write the nth character in the dictionary onto the grid:

耄耋哈:[a,b,c,d,e,f...]
耄耋_1:...哈基米？哈n:耄耋_2
耄耋_2:哈!n...

Commands

耄耋哈:                   Define dictionary.
耄耋_n:                   Define the n rule of 耄耋/change to the n rule.
耄耋!:                    耄耋 stop.
哈基米？哈n:(command)      If 耄耋 is on n, run (command).
哈基米？哈哈n:(command)    If 耄耋 isn’t on n, run (command).
哈基米_                   耄耋
      哈                      go straight.
      基                      turn left.
      米                      turn right.
哈!n                      耄耋 poop the nth of the dictionary.

Examples

Langton’s ant:

耄耋哈:[ ,■]
耄耋_1:哈基米？哈1:(哈!2 哈基米_哈基 哈!2) 哈基米？哈2:(哈!1 哈基米_哈米 哈!1) 耄耋_1