day-10 formated
This commit is contained in:
@@ -8,9 +8,10 @@ use nom::{
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branch::alt,
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branch::alt,
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bytes::complete::tag,
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bytes::complete::tag,
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character::complete,
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character::complete,
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combinator::eof,
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multi::{fold_many1, many1},
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multi::{fold_many1, many1},
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sequence::terminated,
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sequence::terminated,
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IResult, Parser, combinator::eof,
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IResult, Parser,
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};
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};
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use nom_locate::LocatedSpan;
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use nom_locate::LocatedSpan;
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@@ -104,7 +105,9 @@ impl Pipe {
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(Up, UpRight) | (Down, DownRight) | (Left, Horizontal) => Right,
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(Up, UpRight) | (Down, DownRight) | (Left, Horizontal) => Right,
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(Down, Vertical) | (Left, UpLeft) | (Right, UpRight) => Up,
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(Down, Vertical) | (Left, UpLeft) | (Right, UpRight) => Up,
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_ => unimplemented!("no"),
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_ => unimplemented!("no"),
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}.to_ivec() + self.position
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}
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.to_ivec()
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+ self.position
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}
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}
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}
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}
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@@ -131,16 +134,24 @@ pub fn part1(input: &str) -> String {
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.get_adjacent()
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.get_adjacent()
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.iter()
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.iter()
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.filter_map(|(x, from)| grid.get(x).map(|y| (y, *from)))
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.filter_map(|(x, from)| grid.get(x).map(|y| (y, *from)))
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.filter(|(x, _)| x.get_adjacent().iter().map(|(y,_)|y).contains(&start_node.position))
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.filter(|(x, _)| {
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.collect::<Vec<_>>()
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x.get_adjacent()
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.iter()
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.map(|(y, _)| y)
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.contains(&start_node.position)
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})
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.collect::<Vec<_>>(),
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),
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),
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|front_nodes| {
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|front_nodes| {
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Some(front_nodes
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Some(
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front_nodes
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.iter()
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.iter()
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.filter_map(|(pipe, from)| {
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.filter_map(|(pipe, from)| {
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grid.get(&pipe.next(*from)).map(|x|(x,PipeFrom::from_ivecs(pipe.position,x.position ).unwrap()))
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grid.get(&pipe.next(*from))
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.map(|x| (x, PipeFrom::from_ivecs(pipe.position, x.position).unwrap()))
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})
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})
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.collect::<Vec<_>>())
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.collect::<Vec<_>>(),
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)
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},
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},
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)
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)
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.filter(|x| !x.is_empty())
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.filter(|x| !x.is_empty())
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@@ -254,4 +265,3 @@ LJ.LJ",
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assert_eq!(result, expected);
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assert_eq!(result, expected);
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}
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}
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}
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}
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@@ -1,6 +1,6 @@
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#![warn(clippy::all, clippy::pedantic)]
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#![warn(clippy::all, clippy::pedantic)]
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use std::{collections::HashMap, iter::successors, fmt::Display};
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use std::{collections::HashMap, fmt::Display, iter::successors};
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use glam::IVec2;
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use glam::IVec2;
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use itertools::Itertools;
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use itertools::Itertools;
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@@ -84,7 +84,10 @@ impl PipeType {
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}
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}
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impl Display for PipeType {
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impl Display for PipeType {
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fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
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fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
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write!(f, "{}", match self {
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write!(
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f,
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"{}",
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match self {
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Self::Start => "S",
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Self::Start => "S",
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Self::Horizontal => "-",
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Self::Horizontal => "-",
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Self::Vertical => "|",
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Self::Vertical => "|",
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@@ -95,7 +98,8 @@ impl Display for PipeType {
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Self::None => ".",
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Self::None => ".",
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Self::Outer => "O",
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Self::Outer => "O",
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Self::Inner => "I",
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Self::Inner => "I",
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})
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}
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)
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}
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}
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}
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}
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@@ -145,22 +149,27 @@ pub fn part2(input: &str) -> String {
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.values()
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.values()
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.find(|x| x.pipe_type == PipeType::Start)
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.find(|x| x.pipe_type == PipeType::Start)
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.expect("has a start");
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.expect("has a start");
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let start_node_true_type = match &start_node.get_adjacent()
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let start_node_true_type = match &start_node
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.get_adjacent()
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.iter()
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.iter()
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.filter_map(|(x, from)| grid.get(x).map(|y| (y, *from)))
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.filter_map(|(x, from)| grid.get(x).map(|y| (y, *from)))
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.filter_map(|(x, from)| {
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.filter_map(|(x, from)| {
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x.get_adjacent()
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x.get_adjacent()
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.iter()
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.iter()
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.map(|(y, _)| y)
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.map(|(y, _)| y)
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.contains(&start_node.position).then_some(from)
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.contains(&start_node.position)
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.then_some(from)
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})
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})
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.collect::<Vec<_>>()[..]{
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.collect::<Vec<_>>()[..]
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{
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[PipeFrom::Up, PipeFrom::Left] | [PipeFrom::Left, PipeFrom::Up] => PipeType::DownRight,
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[PipeFrom::Up, PipeFrom::Left] | [PipeFrom::Left, PipeFrom::Up] => PipeType::DownRight,
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[PipeFrom::Up, PipeFrom::Right] | [PipeFrom::Right, PipeFrom::Up] => PipeType::DownLeft,
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[PipeFrom::Up, PipeFrom::Right] | [PipeFrom::Right, PipeFrom::Up] => PipeType::DownLeft,
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[PipeFrom::Down, PipeFrom::Left] | [PipeFrom::Left, PipeFrom::Down] => PipeType::UpRight,
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[PipeFrom::Down, PipeFrom::Left] | [PipeFrom::Left, PipeFrom::Down] => PipeType::UpRight,
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[PipeFrom::Down, PipeFrom::Right] | [PipeFrom::Right, PipeFrom::Down] => PipeType::UpLeft,
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[PipeFrom::Down, PipeFrom::Right] | [PipeFrom::Right, PipeFrom::Down] => PipeType::UpLeft,
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[PipeFrom::Up, PipeFrom::Down] | [PipeFrom::Down, PipeFrom::Up] => PipeType::Vertical,
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[PipeFrom::Up, PipeFrom::Down] | [PipeFrom::Down, PipeFrom::Up] => PipeType::Vertical,
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[PipeFrom::Right, PipeFrom::Left] | [PipeFrom::Left, PipeFrom::Right] => PipeType::Horizontal,
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[PipeFrom::Right, PipeFrom::Left] | [PipeFrom::Left, PipeFrom::Right] => {
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PipeType::Horizontal
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}
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_ => PipeType::Start,
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_ => PipeType::Start,
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};
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};
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@@ -221,8 +230,7 @@ pub fn part2(input: &str) -> String {
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print!("\n");
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print!("\n");
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});
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});
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*/
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*/
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(corners.0.1..=corners.1.1)
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(corners.0 .1..=corners.1 .1).for_each(|y| {
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.for_each(|y| {
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let mut status = false;
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let mut status = false;
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(corners.0 .0..=corners.1 .0)
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(corners.0 .0..=corners.1 .0)
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.map(|x| IVec2::new(x, y))
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.map(|x| IVec2::new(x, y))
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@@ -365,4 +373,3 @@ L7JLJL-JLJLJL--JLJ.L",
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assert_eq!(result, expected);
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assert_eq!(result, expected);
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}
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}
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}
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}
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