RosettaCodeData/Task/Mutual-recursion/J/mutual-recursion-1.j
2023-07-01 13:44:08 -04:00

2 lines
68 B
Text

F =: 1:`(- M @ $: @ <:) @.* M."0
M =: 0:`(- F @ $: @ <:) @.* M."0