Cargo.lock

@@ -14,7 +14,6 @@ version = "0.1.0"
 dependencies = [
  "anyhow",
  "itertools",
- "md5",
 ]
 
 [[package]]
@@ -31,9 +30,3 @@ checksum = "413ee7dfc52ee1a4949ceeb7dbc8a33f2d6c088194d9f922fb8318faf1f01186"
 dependencies = [
  "either",
 ]
-
-[[package]]
-name = "md5"
-version = "0.7.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "490cc448043f947bae3cbee9c203358d62dbee0db12107a74be5c30ccfd09771"

Cargo.toml

@@ -6,4 +6,3 @@ edition = "2021"
 [dependencies]
 anyhow = "1.0.93"
 itertools = "0.13.0"
-md5 = "0.7.0"

src/days.rs

@@ -2,7 +2,7 @@ pub mod d1;
 pub mod d2;
 pub mod d3;
 pub mod d4;
-pub mod d5;
+// pub mod d5;
 // pub mod d6;
 // pub mod d7;
 // pub mod d8;

src/days/d4.rs

@@ -43,7 +43,9 @@ fn _silver (data: &I) -> O {
 
 fn _gold (data: &I) -> O {
     *_solve(data).find(|(s, num)| {
+
         let mut s = s.chars().collect_vec();
+
         for c in s.iter_mut() {
             match *c {
                 ' ' => (),

src/days/d5.rs

@@ -1,74 +0,0 @@
-use crate::prelude::*;
-
-pub type I = &'static str;
-pub type O = String;
-
-fn _silver (data: I) -> O {
-    let mut s = s!("");
-
-    for i in 0.. {
-        let st = format!("{data}{i}");
-        let hash = md5::compute(st);
-
-        let repr = format!("{:x}", hash);
-
-        if repr.starts_with("00000") {
-            s.push_str(&repr[5..=5]);
-            if s.len() == 8 {
-                break;
-            }
-        }
-    }
-
-    s
-}
-
-fn _gold (data: I) -> O {
-    let mut s = ['\0'; 8];
-
-    for i in 0.. {
-        let st = format!("{data}{i}");
-        let hash = md5::compute(st);
-
-        let repr = format!("{:x}", hash);
-
-        if repr.starts_with("00000") {
-            let idx = (&repr[5..=5]).parse::<usize>().unwrap_or(usize::MAX);
-            let val = (&repr[6..=6]).chars().next().unwrap();
-
-            if idx < s.len() && s[idx] == '\0' {
-                s[idx] = val;
-            }
-
-            if s.iter().all(|&e| e != '\0') { break; }
-        }
-    }
-
-    s.into_iter().collect()
-}
-
-#[cfg(test)]
-mod test {
-    use super::*;
-
-    fn read () -> I {
-        "abbhdwsy"
-    }
-
-
-    #[test]
-    fn silver () {
-        let data = read();
-        let ans = _silver(data);
-
-        assert_eq!(ans, s!("801b56a7"))
-    }
-
-    #[test]
-    fn gold () {
-        let data = read();
-        let ans = _gold(data);
-
-        assert_eq!(ans, s!("424a0197"))
-    }
-}