langs a-z

2013-04-10 22:43:41 -07:00 · 2013-04-10 22:43:41 -07:00 · d066446780
commit d066446780
parent db842d013d
11389 changed files with 98361 additions and 1020 deletions
--- a/Task/Factorial/PostScript/factorial-1.ps
+++ b/Task/Factorial/PostScript/factorial-1.ps
@ -0,0 +1,12 @@
+/fact {
+  dup 0 eq     % check for the argument being 0
+  {
+    pop 1      % if so, the result is 1
+  }
+  {
+    dup
+    1 sub
+    fact       % call recursively with n - 1
+    mul        % multiply the result with n
+  } ifelse
+} def