4 define(`move', `Move one disk from `$1' to `$2'.
7 # _hanoi (cnt, from, to, aux)
8 define(`_hanoi', `ifelse(eval(`$1'<=1), 1, `move($2, $3)',
9 `_hanoi(decr($1), $2, $4, $3)move($2, $3)_hanoi(decr($1), $4, $3, $2)')')
12 define(`hanoi', `_hanoi(`$1', source, destination, auxilliary)')
29 traceon(`move', `_hanoi')