Sha256: f86aecfbc24839a4e0c319591494d3641d46d88fa1dfb0e2e06886eede81f01c
Contents?: true
Size: 962 Bytes
Versions: 395
Compression:
Stored size: 962 Bytes
Contents
use std::iter::FromIterator;
use std::collections::BTreeSet;
pub struct Triangle {
sides: [u16; 3],
}
impl Triangle {
#[cfg_attr(rustfmt, rustfmt_skip)]
fn valid_sides(&self) -> bool {
(self.sides.iter().all(|&s| s > 0)) &&
(self.sides[0] + self.sides[1] >= self.sides[2]) &&
(self.sides[1] + self.sides[2] >= self.sides[0]) &&
(self.sides[2] + self.sides[0] >= self.sides[1])
}
pub fn build(sides: [u16; 3]) -> Result<Self, ()> {
let t = Triangle { sides: sides };
if t.valid_sides() {
Ok(t)
} else {
Err(())
}
}
pub fn is_equilateral(&self) -> bool {
BTreeSet::from_iter(self.sides.iter()).len() == 1
}
pub fn is_isosceles(&self) -> bool {
BTreeSet::from_iter(self.sides.iter()).len() == 2
}
pub fn is_scalene(&self) -> bool {
BTreeSet::from_iter(self.sides.iter()).len() == 3
}
}
Version data entries
395 entries across 395 versions & 1 rubygems