heh
2015/24
| -rw-r--r-- | src/main.rs | 52 |
1 files changed, 16 insertions, 36 deletions
diff --git a/src/main.rs b/src/main.rs index 08ff06f..efed8c5 100644 --- a/src/main.rs +++ b/src/main.rs @@ -48,42 +48,22 @@ type u32x3 = Simd<u32, 3>; #[no_mangle] pub fn p1(x: &'static str) -> impl Display { - let mut registers = [1, 0]; - let instrs = x.行().collect::<Vec<_>>(); - let mut p = 0; - loop { - let Some((a, x)) = instrs.get(p).map(|x| x.μ(' ')) else { - break; - }; - match a { - b"hlf" => registers[(x == b"b") as usize] /= 2, - b"tpl" => registers[(x == b"b") as usize] *= 3, - b"inc" => registers[(x == b"b") as usize] += 1, - b"jmp" => { - p = (p as i32 + x.λ::<i32>()) as usize; - continue; - } - b"jie" => { - let (reg, to) = x.μ(','); - if registers[(reg == b"b") as usize] % 2 == 0 { - p = (p as i32 + to.trim_ascii().λ::<i32>()) as usize; - continue; - } - } - b"jio" => { - let (reg, to) = x.μ(','); - if registers[(reg == b"b") as usize] == 1 { - p = (p as i32 + to.trim_ascii().λ::<i32>()) as usize; - continue; - } - } - x => { - unreachable!("{}", x.p()); - } - } - p += 1; - } - registers[1] + let wat = [ + 1u128, 3, 5, 11, 13, 17, 19, 23, 29, 31, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, + 97, 101, 103, 107, 109, 113, + ]; + let n = wat.sum() / 4; + (1..wat.len()) + .flat_map(|c| { + wat.iter() + .copied() + .combinations(c) + .filter(move |x| x.iter().sum::<u128>() == n) + .map(|x| x.iter().product::<u128>()) + }) + .Δ() + // .min() + // .ψ() } fn main() { |