heh
Diffstat (limited to 'src/util.rs')
| -rw-r--r-- | src/util.rs | 26 |
1 files changed, 19 insertions, 7 deletions
diff --git a/src/util.rs b/src/util.rs index 2ef0fd9..3db057f 100644 --- a/src/util.rs +++ b/src/util.rs @@ -538,14 +538,26 @@ pub trait Ͷ { fn ͷ(self) -> impl Iterator<Item = u8>; } -impl Ͷ for u64 { - fn ͷ(self) -> impl Iterator<Item = u8> { - let digits = (self.ilog10() + 1) as u8; - (0..digits) - .rev() - .map(move |n| ((self / 10u64.pow(u32::from(n))) % 10) as u8) - } +macro_rules! digs { + ($for:ty) => { + impl Ͷ for $for { + fn ͷ(self) -> impl Iterator<Item = u8> { + let digits = (self.ilog10() + 1) as u8; + (0..digits) + .rev() + .map(move |n| ((self / (10 as $for).pow(n as _)) % 10) as u8) + } + } + }; } +digs!(u64); +digs!(i64); +digs!(i32); +digs!(u32); +digs!(u16); +digs!(i16); +digs!(u8); +digs!(i8); #[derive(Copy, Clone, PartialEq, PartialOrd)] pub struct Ronge { |