cange folder names

day06/Cargo.lock

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+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "day6"
+version = "0.1.0"

day06/Cargo.toml

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+[package]
+name = "day6"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]

day06/input.txt

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+Time:        63     78     94     68
+Distance:   411   1274   2047   1035

day06/src/main.rs

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+use std::fs;
+
+fn main() {
+    let input = fs::read_to_string("input.txt").unwrap();
+    let input: Vec<_> = input.split('\n') // Separate the Time and Distance lines
+        .map(|line| {
+            line[line.find(':').unwrap() + 1..] // Drop "Time:" and "Distance:"
+                .split_whitespace() // Split the numbers into their own elements
+                .flat_map(|s| s.chars()).collect::<String>() // Combine the strings into a single one
+                .parse::<i64>().expect("Couldn't parse number") // Parse numbers into i32
+        }).collect(); // Collect into Vec
+
+    let time = input[0];
+    let dist = input[1];
+    let mut valid = 0;
+
+    for remaining_time in 0..time {
+        if (time - remaining_time) * remaining_time > dist {
+            valid += 1;
+        }
+    }
+
+    println!("{}", valid);
+}
+
+
+
+// use std::fs;
+
+// fn main() {
+//     let input = fs::read_to_string("input.txt").unwrap();
+//     let input: Vec<_> = input.split('\n') // Separate the Time and Distance lines
+//         .map(|line| {
+//             line[line.find(':').unwrap() + 1..] // Drop "Time:" and "Distance:"
+//                 .split_whitespace() // Split the numbers into their own elements.
+//                 .map(|num| num.parse::<i32>().expect("Couldn't parse number")) // Parse numbers into i32
+//                 .collect::<Vec<_>>()
+//         }).collect(); // collect into Vec
+
+//     let mut valid_total = 1;
+
+//     for round in 0..input.first().unwrap().len() {
+//         let time = input[0][round];
+//         let dist = input[1][round];
+//         let mut valid = 0;
+
+//         for remaining_time in 0..time {
+//             if (time - remaining_time) * remaining_time > dist {
+//                 valid += 1;
+//             }
+//         }
+//         valid_total *= valid;
+//     }
+
+//     println!("{}", valid_total);
+// }