day5: Parse seeds

days/05/rust/part1/Cargo.toml

@@ -0,0 +1,8 @@
+[package]
+name = "part1"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]

days/05/rust/part1/src/main.rs

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+use std::fs;
+
+fn parse_steps(content: &str) -> Vec<Vec<Vec<u32>>> {
+    let mut steps: Vec<Vec<Vec<u32>>> = Vec::new();
+    steps
+}
+
+fn main() {
+    let filepath: &str = "../../data/sample.txt";
+
+    let contents = fs::read_to_string(filepath).expect("Should have been hable to read the file");
+
+    let mut lines = contents.lines();
+    let seeds: Vec<&str> = lines
+        .next()
+        .unwrap()
+        .split(": ")
+        .nth(1)
+        .expect("Should have a seed")
+        .split(" ")
+        .collect();
+    let seeds: Vec<u32> = seeds
+        .iter()
+        .map(|string| {
+            let number: u32 = string.trim().parse().unwrap();
+            number
+        })
+        .collect();
+    for seed in seeds {
+        println!("{:?}", seed);
+    }
+}