Sha256: f367f231ea2001e134f3c1b95af7868b11c8a05e3608eb5d77c0de325b6cca8c

Contents?: true

Size: 478 Bytes

Versions: 77

Compression:

Stored size: 478 Bytes

Contents

pub fn classify(num: u64) -> Result<Classification, & 'static str> {
    if num == 0 {
        return Err("Number must be positive");
    }
    let sum: u64 = (1..num).filter(|i| num%i == 0).sum();
    if sum == num {
        Ok(Classification::Perfect)
    } else if sum < num {
        Ok(Classification::Deficient)
    } else {
        Ok(Classification::Abundant)
    }
}

#[derive(Debug, PartialEq, Eq)]
pub enum Classification {
    Abundant,
    Perfect,
    Deficient
}

Version data entries

77 entries across 77 versions & 1 rubygems

Version Path
trackler-2.2.1.70 tracks/rust/exercises/perfect-numbers/example.rs
trackler-2.2.1.69 tracks/rust/exercises/perfect-numbers/example.rs
trackler-2.2.1.68 tracks/rust/exercises/perfect-numbers/example.rs
trackler-2.2.1.67 tracks/rust/exercises/perfect-numbers/example.rs
trackler-2.2.1.66 tracks/rust/exercises/perfect-numbers/example.rs
trackler-2.2.1.65 tracks/rust/exercises/perfect-numbers/example.rs
trackler-2.2.1.64 tracks/rust/exercises/perfect-numbers/example.rs
trackler-2.2.1.63 tracks/rust/exercises/perfect-numbers/example.rs
trackler-2.2.1.62 tracks/rust/exercises/perfect-numbers/example.rs
trackler-2.2.1.61 tracks/rust/exercises/perfect-numbers/example.rs
trackler-2.2.1.60 tracks/rust/exercises/perfect-numbers/example.rs
trackler-2.2.1.59 tracks/rust/exercises/perfect-numbers/example.rs
trackler-2.2.1.58 tracks/rust/exercises/perfect-numbers/example.rs
trackler-2.2.1.57 tracks/rust/exercises/perfect-numbers/example.rs
trackler-2.2.1.56 tracks/rust/exercises/perfect-numbers/example.rs
trackler-2.2.1.55 tracks/rust/exercises/perfect-numbers/example.rs
trackler-2.2.1.54 tracks/rust/exercises/perfect-numbers/example.rs
trackler-2.2.1.53 tracks/rust/exercises/perfect-numbers/example.rs
trackler-2.2.1.52 tracks/rust/exercises/perfect-numbers/example.rs
trackler-2.2.1.51 tracks/rust/exercises/perfect-numbers/example.rs