Sha256: e1247da165b959c7a4a3bf341ee145edf8af6accb1670193298f847a43145d1b

Contents?: true

Size: 274 Bytes

Versions: 395

Compression:

Stored size: 274 Bytes

Contents

pub fn square_of_sum(n: usize) -> usize {
    let sum = n * (n + 1) / 2;
    sum * sum
}

pub fn sum_of_squares(n: usize) -> usize {
    (0..n+1).map(|x| x*x).fold(0, |accum, x| accum + x)
}

pub fn difference(n: usize) -> usize {
    square_of_sum(n) - sum_of_squares(n)
}

Version data entries

395 entries across 395 versions & 1 rubygems

Version Path
trackler-2.2.1.179 tracks/rust/exercises/difference-of-squares/example.rs
trackler-2.2.1.178 tracks/rust/exercises/difference-of-squares/example.rs
trackler-2.2.1.177 tracks/rust/exercises/difference-of-squares/example.rs
trackler-2.2.1.176 tracks/rust/exercises/difference-of-squares/example.rs
trackler-2.2.1.175 tracks/rust/exercises/difference-of-squares/example.rs
trackler-2.2.1.174 tracks/rust/exercises/difference-of-squares/example.rs
trackler-2.2.1.173 tracks/rust/exercises/difference-of-squares/example.rs
trackler-2.2.1.172 tracks/rust/exercises/difference-of-squares/example.rs
trackler-2.2.1.171 tracks/rust/exercises/difference-of-squares/example.rs
trackler-2.2.1.170 tracks/rust/exercises/difference-of-squares/example.rs
trackler-2.2.1.169 tracks/rust/exercises/difference-of-squares/example.rs
trackler-2.2.1.167 tracks/rust/exercises/difference-of-squares/example.rs
trackler-2.2.1.166 tracks/rust/exercises/difference-of-squares/example.rs
trackler-2.2.1.165 tracks/rust/exercises/difference-of-squares/example.rs
trackler-2.2.1.164 tracks/rust/exercises/difference-of-squares/example.rs
trackler-2.2.1.163 tracks/rust/exercises/difference-of-squares/example.rs
trackler-2.2.1.162 tracks/rust/exercises/difference-of-squares/example.rs
trackler-2.2.1.161 tracks/rust/exercises/difference-of-squares/example.rs
trackler-2.2.1.160 tracks/rust/exercises/difference-of-squares/example.rs
trackler-2.2.1.159 tracks/rust/exercises/difference-of-squares/example.rs