hello

2025/3/rust/Cargo.lock

···
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 4
+
+[[package]]
+name = "rust"
+version = "0.1.0"

2025/3/rust/Cargo.toml

···
+[package]
+name = "rust"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]

2025/3/rust/src/main.rs

···
+fn solve(input: &Vec<Vec<u32>>, digits: usize) {
+    input.iter().fold(0, |acc, bank| {
+        let n = (0..digits).fold((0, bank), |(number, bank), i| {
+            let max = bank[0..bank.len() - i]
+                .iter()
+                .max()
+                .unwrap_or(bank.last().unwrap());
+
+            return (number * 10 + max, bank[0..bank.len() - max_loc - 1]);
+        });
+        acc + n
+    })
+}
+
+fn main() {
+    let input: Vec<Vec<u32>> = include_str!("../../input.txt")
+        .trim()
+        .split("\n")
+        .map(|bank| bank.chars().map(|s| s.to_digit(10).unwrap()).collect())
+        .collect();
+}