bert/adventofcode
1
0
Fork 0
mirror of https://github.com/bertptrs/adventofcode.git synced 2025-12-26 21:30:31 +01:00
Code Issues Projects Releases Wiki Activity

Correct formatting.

Browse Source
This commit is contained in:
Bert Peters
2019-02-18 15:13:48 +01:00
parent 171d9fa2e9
commit c16ef40d73
28 changed files with 316 additions and 195 deletions
Download Patch File Download Diff File Expand all files Collapse all files

21
2018/src/day20.rs
View File

@@ -62,7 +62,11 @@ impl Day20 {
Default::default()
}
fn follow_directions(&mut self, initial: &[Coordinate], data: &[u8]) -> (Vec<Coordinate>, usize) {
fn follow_directions(
&mut self,
initial: &[Coordinate],
data: &[u8],
) -> (Vec<Coordinate>, usize) {
let mut pos = Vec::from(initial);
let mut positions = Vec::new();
@@ -96,7 +100,7 @@ impl Day20 {
*p = dir.walk(*p);
}
}
val => panic!("Invalid input character: {}", val)
val => panic!("Invalid input character: {}", val),
}
index += 1;
}
@@ -111,12 +115,13 @@ impl Day20 {
while let Some((dist, pos)) = todo.pop_front() {
if let Some(dirs) = self.paths.get(&pos) {
let dirs = dirs.iter().enumerate()
.filter_map(|(idx, state)| if *state {
let dirs = dirs.iter().enumerate().filter_map(|(idx, state)| {
if *state {
Some(Direction::from(idx))
} else {
None
});
}
});
for dir in dirs {
let new_pos = dir.walk(pos);
if !visited.contains_key(&new_pos) {
@@ -147,7 +152,11 @@ impl Solution for Day20 {
let pos = (0, 0);
self.follow_directions(&[pos], &data[1..]);
self.distances().values().filter(|&&x| x >= 1000).count().to_string()
self.distances()
.values()
.filter(|&&x| x >= 1000)
.count()
.to_string()
}
}