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Guide: Fix use of sqrt() in example

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Daniel Hofstetter 2014-10-28 16:09:14 +01:00
parent 58dc0a05ab
commit 54babf8aa3
1 changed files with 1 additions and 1 deletions
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src/doc/guide-lifetimes.md
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@ -56,7 +56,7 @@ a reference.
fn compute_distance(p1: &Point, p2: &Point) -> f64 {
let x_d = p1.x - p2.x;
let y_d = p1.y - p2.y;
sqrt(x_d * x_d + y_d * y_d)
(x_d * x_d + y_d * y_d).sqrt()
}
~~~