Created
December 13, 2016 15:11
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use std::env; | |
struct Division { | |
numerateur: i32, | |
denominateur: i32, | |
} | |
impl Division { | |
fn new(x: i32, y: i32) -> Division { | |
Division { | |
numerateur: x, | |
denominateur: y, | |
} | |
} | |
fn calculer(&self) -> i32 { | |
match self.denominateur { | |
0 => panic!("Division par 0"), | |
1 => self.numerateur, | |
_ => self.numerateur / self.denominateur | |
} | |
} | |
} | |
fn main() { | |
let numerateur = match env::args().nth(1) { | |
Some(argument) => argument, | |
None => panic!("Argument obligatoire manquant : le numérateur") | |
}; | |
let numerateur = match numerateur.parse::<i32>() { | |
Ok(numerateur) => numerateur, | |
Err(error) => panic!("Impossible de convertir notre argument. Raison: {}", error) | |
}; | |
let division = Division::new(numerateur, 2); | |
let resultat = division.calculer(); | |
println!("Résultat : {}", resultat); | |
} |
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