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-rw-r--r--users/riking/adventofcode-2020/day01/src/main.rs85
1 files changed, 0 insertions, 85 deletions
diff --git a/users/riking/adventofcode-2020/day01/src/main.rs b/users/riking/adventofcode-2020/day01/src/main.rs
deleted file mode 100644
index e8bc2a05e45a..000000000000
--- a/users/riking/adventofcode-2020/day01/src/main.rs
+++ /dev/null
@@ -1,85 +0,0 @@
-use anyhow::anyhow;
-use std::fs::File;
-use std::io::prelude::*;
-use std::io::BufReader;
-
-const PART_2: bool = true;
-
-fn day01(is_part2: bool, numbers: &Vec<i64>) -> Result<String, anyhow::Error> {
-    // println!("{:?}", numbers);
-
-    for n1 in numbers.iter() {
-        for n2 in numbers.iter() {
-            if is_part2 {
-                for n3 in numbers.iter() {
-                    if n1 + n2 + n3 == 2020 {
-                        return Ok((n1 * n2 * n3).to_string());
-                    }
-                }
-            } else {
-                if n1 + n2 == 2020 {
-                    return Ok((n1 * n2).to_string());
-                }
-            }
-        }
-    }
-
-    Err(anyhow!("no solution found"))
-}
-
-fn parse(filename: &str) -> Result<Vec<i64>, anyhow::Error> {
-    let f = File::open(filename)?;
-    let mut reader = BufReader::new(f);
-
-    let mut values = Vec::<i64>::new();
-
-    let mut line = String::new();
-    loop {
-        line.clear();
-        reader.read_line(&mut line)?;
-        let trimmed_line = line.trim();
-        if trimmed_line.is_empty() {
-            break;
-        }
-
-        values.push(trimmed_line.parse()?);
-    }
-    Ok(values)
-}
-
-fn main() -> anyhow::Result<()> {
-    let args: Vec<String> = std::env::args().collect();
-
-    // println!("{:?}", args);
-    if args.len() != 2 {
-        return Err(anyhow!("usage: day01 input_file"));
-    }
-    let filename = args.into_iter().skip(1).next().expect("args len == 1");
-
-    let numbers = parse(&filename)?;
-
-    println!("{}", day01(PART_2, &numbers)?);
-
-    Ok(())
-}
-
-#[cfg(test)]
-mod tests {
-    use super::day01;
-
-    #[test]
-    fn test_part1() {
-        let vec = vec![1721, 979, 366, 299, 675, 1456];
-        let result = day01(false, &vec).unwrap();
-
-        assert_eq!(result, 514579.to_string());
-    }
-
-    #[test]
-    fn test_part2() {
-        let vec = vec![1721, 979, 366, 299, 675, 1456];
-        let result = day01(true, &vec).unwrap();
-
-        assert_eq!(result, 241861950.to_string());
-    }
-}