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-rw-r--r--site/samples/fac.fs12
1 files changed, 12 insertions, 0 deletions
diff --git a/site/samples/fac.fs b/site/samples/fac.fs
new file mode 100644
index 0000000..c17968b
--- /dev/null
+++ b/site/samples/fac.fs
@@ -0,0 +1,12 @@
+: fac ( n -- n )
+ dup ( n n )
+ 1 > if ( n flag )
+ dup ( n n )
+ 1 - ( n n-1 )
+ fac ( n fac-n )
+ * ( n )
+ then ( n )
+;
+
+5 fac
+drop