From 78728d52387730300475cbe8c83497f603a14faf Mon Sep 17 00:00:00 2001 From: mo8it Date: Mon, 1 Jul 2024 11:54:35 +0200 Subject: clippy1 solution --- exercises/22_clippy/clippy1.rs | 16 +++++++--------- 1 file changed, 7 insertions(+), 9 deletions(-) (limited to 'exercises/22_clippy') diff --git a/exercises/22_clippy/clippy1.rs b/exercises/22_clippy/clippy1.rs index f1eaa83..b9d1ec1 100644 --- a/exercises/22_clippy/clippy1.rs +++ b/exercises/22_clippy/clippy1.rs @@ -1,19 +1,17 @@ // The Clippy tool is a collection of lints to analyze your code so you can // catch common mistakes and improve your Rust code. // -// For these exercises the code will fail to compile when there are Clippy +// For these exercises, the code will fail to compile when there are Clippy // warnings. Check Clippy's suggestions from the output to solve the exercise. -use std::f32; +use std::f32::consts::PI; fn main() { - let pi = 3.14f32; - let radius = 5.00f32; + // Use the more accurate `PI` constant. + let pi = PI; + let radius: f32 = 5.0; - let area = pi * f32::powi(radius, 2); + let area = pi * radius.powi(2); - println!( - "The area of a circle with radius {:.2} is {:.5}!", - radius, area - ) + println!("The area of a circle with radius {radius:.2} is {area:.5}"); } -- cgit v1.2.3