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deleted file mode 100644
index b83d222..0000000
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deleted file mode 100644
index 80f8ea6..0000000
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deleted file mode 100644
index f161c8d..0000000
--- a/day-5/Cargo.toml
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-[package]
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-FBFBBBBLLL
-BFBBFBBLRR
-BFBFFFBLRL
-BFFBBFBLLL
-FBFFBBFLLR
-BBFBFFFLLR
-BBFFFFFRRL
-FBFBBFFRRR
-BFFFBFFLRL
-FBFBFBFLLR
-BFFFFFFRLR
-FFBBBBFRRR
-BBFBFBFLRL
-FBBBFFBRRR
-FBFFBFFRRR
-FBBBBFBLLR
-BBBFFFBLLR
-FBFFBFBRRL
-FBBBFBBRLR
-FBFFBBFRLL
-BBBFFFBLRR
-BFFFBBFLLR
-FBFFBFFRLL
-FFBBBBFLLL
-FFBBBFBRRR
-BBFBBFFRLR
-FBBBFBBLLR
-FBBFBFFRRR
-BFBBFBFRLL
-FFFBBBBRRL
-FBFBFFBRRL
diff --git a/day-5/src/main.rs b/day-5/src/main.rs
deleted file mode 100644
index 81f9d27..0000000
--- a/day-5/src/main.rs
+++ /dev/null
@@ -1,114 +0,0 @@
-use std::fs;
-
-type SeatCode = [char; 10];
-
-fn main() -> Result<(), Box<dyn std::error::Error>> {
- let input = fs::read_to_string("input")?;
-
- // Part 1
- let max_id: Result<usize, String> = input
- .lines()
- .map(|code| {
- let (row, col) = find_seat(parse_seatcode(code)?);
- Ok(row * 8 + col)
- })
- .max()
- .ok_or("No seat codes set")?;
-
- println!("{}", max_id?);
-
- // Part 2
- let mut ids = input
- .lines()
- .map(|code| {
- let (row, col) = find_seat(parse_seatcode(code)?);
- Ok(row * 8 + col)
- })
- .collect::<Result<Vec<usize>, String>>()?;
- ids.sort();
-
- let mut previous = ids[0];
- for id in &ids[1..] {
- if id - 1 != previous {
- println!("{}", id);
- break;
- } else {
- previous = *id;
- }
- }
-
- Ok(())
-}
-
-fn parse_seatcode(input: &str) -> Result<SeatCode, String> {
- let mut output = ['0'; 10];
-
- for (i, c) in input.chars().enumerate() {
- if i > 10 {
- Err(format!("Seat code too long: '{}'", input))?;
- }
-
- if !['F', 'B', 'L', 'R'].iter().any(|valid| &c != valid) {
- Err(format!("Invalid character in seat code: '{}'", input))?;
- }
-
- output[i] = c;
- }
-
- Ok(output)
-}
-
-fn find_seat(code: SeatCode) -> (usize, usize) {
- let midpoint = |(start, end): (usize, usize)| (start + end) / 2;
- let binary_follow = |range: (usize, usize), direction: &char| match direction {
- 'F' | 'L' => (range.0, midpoint(range)),
- 'B' | 'R' => (midpoint(range) + 1, range.1),
- _ => unreachable!("We already checked all characters are valid"),
- };
-
- let row = code[..7].iter().fold((0, 127), binary_follow).0;
- let col = code[7..].iter().fold((0, 7), binary_follow).0;
-
- (row, col)
-}
-
-#[cfg(test)]
-mod tests {
- use super::*;
-
- #[test]
- fn test_simple() -> Result<(), Box<dyn std::error::Error>> {
- let input = "FBFBBFFRLR";
- let seat = find_seat(parse_seatcode(input)?);
-
- assert_eq!(seat, (44, 5));
- Ok(())
- }
-
- #[test]
- fn test_simple2() -> Result<(), Box<dyn std::error::Error>> {
- let input = "BFFFBBFRRR";
- let seat = find_seat(parse_seatcode(input)?);
-
- assert_eq!(seat, (70, 7));
- Ok(())
- }
-
- #[test]
- fn test_simple3() -> Result<(), Box<dyn std::error::Error>> {
- let input = "FFFBBBFRRR";
- let seat = find_seat(parse_seatcode(input)?);
-
- assert_eq!(seat, (14, 7));
- Ok(())
- }
-
- #[test]
- fn test_simple4() -> Result<(), Box<dyn std::error::Error>> {
- let input = "BBFFBBFRLL";
- let seat = find_seat(parse_seatcode(input)?);
-
- assert_eq!(seat, (102, 4));
- Ok(())
- }
-}