auto merge of #9459 : eliovir/rust/patch-1, r=bstrie

change formula (other solution could be using abs()).
2013-09-28 05:26:04 -07:00 · 2013-09-28 05:26:04 -07:00 · 058a5d97a2
commit 058a5d97a2
parent 4d81e38512 835960a333
1 changed files with 1 additions and 1 deletions
--- a/doc/tutorial.md
+++ b/doc/tutorial.md
@ -737,7 +737,7 @@ fn area(sh: Shape) -> float {
    match sh {
        Circle { radius: radius, _ } => float::consts::pi * square(radius),
        Rectangle { top_left: top_left, bottom_right: bottom_right } => {
-            (bottom_right.x - top_left.x) * (bottom_right.y - top_left.y)
+            (bottom_right.x - top_left.x) * (top_left.y - bottom_right.y) 
        }
    }
 }