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rustlings/exercises/conversions/using_as.rs

17 lines
500 B
Rust

// Type casting in Rust is done via the usage of the `as` operator.
// Please note that the `as` operator is not only used when type casting.
// It also helps with renaming imports.
// I AM NOT DONE
// The goal is to make sure that the division does not fail to compile
fn average(values: &[f64]) -> f64 {
let total = values
.iter()
.fold(0.0, |a, b| a + b);
total / values.len()
}
fn main() {
let values = [3.5, 0.3, 13.0, 11.7];
println!("{}", average(&values));
}