Mercurial > urweb

view tests/thog.ur @ 2004:67a6ba016a78

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Fix a bug in GROUP BY generation [keeping within today's release]
author Adam Chlipala <adam@chlipala.net>
date Sat, 26 Apr 2014 11:15:21 -0400
parents 714e8b84221b
children
line wrap: on
line source
fun ack (m, n) =
    if m = 0 then
        n + 1
    else if n = 0 then
        ack (m - 1, 1)
    else
        ack (m - 1, ack (m, n - 1))

fun main n = return <xml>{[ack (n, 4)]}</xml>