diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..3badaa1
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,50 @@
+# Generated by Cargo
+# will have compiled files and executables
+debug/
+target/
+
+# Remove Cargo.lock from gitignore if creating an executable, leave it for libraries
+# More information here https://doc.rust-lang.org/cargo/guide/cargo-toml-vs-cargo-lock.html
+#Cargo.lock
+
+# These are backup files generated by rustfmt
+**/*.rs.bk
+
+# MSVC Windows builds of rustc generate these, which store debugging information
+*.pdb
+
+.vscode/*
+!.vscode/settings.json
+!.vscode/tasks.json
+!.vscode/launch.json
+!.vscode/extensions.json
+!.vscode/*.code-snippets
+
+# Local History for Visual Studio Code
+.history/
+
+# Built Visual Studio Code Extensions
+*.vsix
+
+# Swap
+[._]*.s[a-v][a-z]
+!*.svg  # comment out if you don't need vector files
+[._]*.sw[a-p]
+[._]s[a-rt-v][a-z]
+[._]ss[a-gi-z]
+[._]sw[a-p]
+
+# Session
+Session.vim
+Sessionx.vim
+
+# Temporary
+.netrwhist
+*~
+# Auto-generated tag files
+tags
+# Persistent undo
+[._]*.un~
+.vscode/settings.json
+
+input.txt
diff --git a/Cargo.lock b/Cargo.lock
new file mode 100644
index 0000000..15c47f9
--- /dev/null
+++ b/Cargo.lock
@@ -0,0 +1,151 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "anyhow"
+version = "1.0.75"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a4668cab20f66d8d020e1fbc0ebe47217433c1b6c8f2040faf858554e394ace6"
+
+[[package]]
+name = "day-1"
+version = "2023.0.0"
+dependencies = [
+ "derive-getters",
+ "error-stack",
+ "itertools",
+ "log",
+ "nom",
+]
+
+[[package]]
+name = "day-2"
+version = "2023.0.0"
+dependencies = [
+ "itertools",
+ "log",
+ "nom",
+]
+
+[[package]]
+name = "day-n"
+version = "2023.0.0"
+dependencies = [
+ "itertools",
+ "nom",
+]
+
+[[package]]
+name = "derive-getters"
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7a2c35ab6e03642397cdda1dd58abbc05d418aef8e36297f336d5aba060fe8df"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "either"
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a26ae43d7bcc3b814de94796a5e736d4029efb0ee900c12e2d54c993ad1a1e07"
+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "27a72baa257b5e0e2de241967bc5ee8f855d6072351042688621081d66b2a76b"
+dependencies = [
+ "anyhow",
+ "rustc_version",
+]
+
+[[package]]
+name = "itertools"
+version = "0.12.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "25db6b064527c5d482d0423354fcd07a89a2dfe07b67892e62411946db7f07b0"
+dependencies = [
+ "either",
+]
+
+[[package]]
+name = "log"
+version = "0.4.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b5e6163cb8c49088c2c36f57875e58ccd8c87c7427f7fbd50ea6710b2f3f2e8f"
+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f665ee40bc4a3c5590afb1e9677db74a508659dfd71e126420da8274909a0167"
+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "68354c5c6bd36d73ff3feceb05efa59b6acb7626617f4962be322a825e61f79a"
+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d273983c5a657a70a3e8f2a01329822f3b8c8172b73826411a55751e404a0a4a"
+dependencies = [
+ "memchr",
+ "minimal-lexical",
+]
+
+[[package]]
+name = "proc-macro2"
+version = "1.0.70"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "39278fbbf5fb4f646ce651690877f89d1c5811a3d4acb27700c1cb3cdb78fd3b"
+dependencies = [
+ "unicode-ident",
+]
+
+[[package]]
+name = "quote"
+version = "1.0.33"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5267fca4496028628a95160fc423a33e8b2e6af8a5302579e322e4b520293cae"
+dependencies = [
+ "proc-macro2",
+]
+
+[[package]]
+name = "rustc_version"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bfa0f585226d2e68097d4f95d113b15b83a82e819ab25717ec0590d9584ef366"
+dependencies = [
+ "semver",
+]
+
+[[package]]
+name = "semver"
+version = "1.0.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "836fa6a3e1e547f9a2c4040802ec865b5d85f4014efe00555d7090a3dcaa1090"
+
+[[package]]
+name = "syn"
+version = "1.0.109"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "72b64191b275b66ffe2469e8af2c1cfe3bafa67b529ead792a6d0160888b4237"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "unicode-ident",
+]
+
+[[package]]
+name = "unicode-ident"
+version = "1.0.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3354b9ac3fae1ff6755cb6db53683adb661634f67557942dea4facebec0fee4b"
diff --git a/day-2/Cargo.toml b/day-2/Cargo.toml
new file mode 100644
index 0000000..ed23618
--- /dev/null
+++ b/day-2/Cargo.toml
@@ -0,0 +1,13 @@
+[package]
+name = "day-2"
+version.workspace = true
+edition.workspace = true
+authors.workspace = true
+repository.workspace = true
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+nom.workspace = true
+itertools.workspace = true
+log.workspace = true
diff --git a/day-2/src/lib.rs b/day-2/src/lib.rs
new file mode 100644
index 0000000..d807ddf
--- /dev/null
+++ b/day-2/src/lib.rs
@@ -0,0 +1,4 @@
+pub mod part1;
+pub use crate::part1::part1;
+pub mod part2;
+pub use crate::part2::part2;
diff --git a/day-2/src/main.rs b/day-2/src/main.rs
new file mode 100644
index 0000000..5950776
--- /dev/null
+++ b/day-2/src/main.rs
@@ -0,0 +1,12 @@
+#![warn(clippy::all, clippy::pedantic)]
+
+use day_2::part1;
+use day_2::part2;
+
+fn main() {
+    let input = include_str!("./input.txt");
+    let part1_result = part1(input);
+    println!("part 1: {part1_result}");
+    let part2_result = part2(input);
+    println!("part 2: {part2_result}");
+}
diff --git a/day-2/src/part1.rs b/day-2/src/part1.rs
new file mode 100644
index 0000000..aab49aa
--- /dev/null
+++ b/day-2/src/part1.rs
@@ -0,0 +1,106 @@
+use log::debug;
+use nom::{
+    bytes::complete::tag,
+    character::complete::{self, newline},
+    multi::separated_list1,
+    sequence::{preceded, separated_pair},
+};
+
+#[derive(Debug)]
+struct Round {
+    pub red_n: u32,
+    pub green_n: u32,
+    pub blue_n: u32,
+}
+
+#[derive(Debug)]
+struct Game {
+    pub id: u32,
+    pub rounds: Vec<Round>,
+}
+
+impl Game {
+    fn to_part1(&self) -> Option<u32> {
+        if self
+            .rounds
+            .iter()
+            .find_map(|r| {
+                //TODO if inverted use find_map
+                if r.red_n > 12 || r.green_n > 13 || r.blue_n > 14 {
+                    Some(self.id)
+                } else {
+                    None
+                }
+            })
+            .is_some()
+        {
+            None
+        } else {
+            Some(self.id)
+        }
+    }
+}
+
+pub fn part1(input: &str) -> String {
+    let (_, games) = process_input(input).expect("there should be input");
+    debug!("{games:?}");
+    games
+        .iter()
+        .filter_map(Game::to_part1)
+        .sum::<u32>()
+        .to_string()
+}
+
+fn process_block(input: &str) -> nom::IResult<&str, (u32, String)> {
+    let (i, (cnt, color)) =
+        separated_pair(complete::u32, complete::space1, complete::alpha1)(input)?;
+    Ok((i, (cnt, color.to_owned())))
+}
+
+fn process_round(input: &str) -> nom::IResult<&str, Round> {
+    let (i, blocks) = separated_list1(tag(", "), process_block)(input)?;
+    let mut round = Round {
+        red_n: 0,
+        green_n: 0,
+        blue_n: 0,
+    };
+    for (cnt, color) in blocks {
+        match color.as_str() {
+            "red" => round.red_n = cnt,
+            "green" => round.green_n = cnt,
+            "blue" => round.blue_n = cnt,
+            _ => panic!("this should be a color name"),
+        };
+    }
+    Ok((i, round))
+}
+
+fn process_game(input: &str) -> nom::IResult<&str, Game> {
+    let (i, (id, rounds)) = separated_pair(
+        preceded(tag("Game "), complete::u32),
+        tag(": "),
+        separated_list1(tag("; "), process_round),
+    )(input)?;
+    Ok((i, Game { id, rounds }))
+}
+
+fn process_input(input: &str) -> nom::IResult<&str, Vec<Game>> {
+    separated_list1(newline, process_game)(input)
+}
+
+#[cfg(test)]
+mod test {
+    use super::*;
+
+    const INPUT: &str = "Game 1: 3 blue, 4 red; 1 red, 2 green, 6 blue; 2 green
+Game 2: 1 blue, 2 green; 3 green, 4 blue, 1 red; 1 green, 1 blue
+Game 3: 8 green, 6 blue, 20 red; 5 blue, 4 red, 13 green; 5 green, 1 red
+Game 4: 1 green, 3 red, 6 blue; 3 green, 6 red; 3 green, 15 blue, 14 red
+Game 5: 6 red, 1 blue, 3 green; 2 blue, 1 red, 2 green";
+
+    #[test]
+    fn part1_works() {
+        let result = part1(INPUT);
+        assert_eq!(result, "8".to_string());
+    }
+}
diff --git a/day-2/src/part2.rs b/day-2/src/part2.rs
new file mode 100644
index 0000000..298c34a
--- /dev/null
+++ b/day-2/src/part2.rs
@@ -0,0 +1,97 @@
+use nom::{
+    bytes::complete::tag,
+    character::complete::{self, newline},
+    multi::separated_list1,
+    sequence::{preceded, separated_pair},
+};
+
+#[derive(Debug)]
+struct Round {
+    pub red_n: u32,
+    pub green_n: u32,
+    pub blue_n: u32,
+}
+
+#[derive(Debug)]
+struct Game {
+    pub _id: u32,
+    pub rounds: Vec<Round>,
+}
+
+impl Game {
+    fn to_power(&self) -> u64 {
+        let (r, g, b) = self.rounds.iter().fold((0_u64, 0_u64, 0_u64), |acc, x| {
+            let (mut val_r, mut val_g, mut val_b) = acc;
+            if u64::from(x.red_n) > acc.0 {
+                val_r = x.red_n.into();
+            }
+            if u64::from(x.green_n) > acc.1 {
+                val_g = x.green_n.into();
+            }
+            if u64::from(x.blue_n) > acc.2 {
+                val_b = x.blue_n.into();
+            }
+            (val_r, val_g, val_b)
+        });
+        r * g * b
+    }
+}
+
+pub fn part2(input: &str) -> String {
+    let (_, games) = process_input(input).expect("there should be input");
+    games.iter().map(Game::to_power).sum::<u64>().to_string()
+}
+
+fn process_block(input: &str) -> nom::IResult<&str, (u32, String)> {
+    let (i, (cnt, color)) =
+        separated_pair(complete::u32, complete::space1, complete::alpha1)(input)?;
+    Ok((i, (cnt, color.to_owned())))
+}
+
+fn process_round(input: &str) -> nom::IResult<&str, Round> {
+    let (i, blocks) = separated_list1(tag(", "), process_block)(input)?;
+    let mut round = Round {
+        red_n: 0,
+        green_n: 0,
+        blue_n: 0,
+    };
+    for (cnt, color) in blocks {
+        match color.as_str() {
+            "red" => round.red_n = cnt,
+            "green" => round.green_n = cnt,
+            "blue" => round.blue_n = cnt,
+            _ => panic!("this should be a color name"),
+        };
+    }
+    Ok((i, round))
+}
+
+fn process_game(input: &str) -> nom::IResult<&str, Game> {
+    let (i, (id, rounds)) = separated_pair(
+        preceded(tag("Game "), complete::u32),
+        tag(": "),
+        separated_list1(tag("; "), process_round),
+    )(input)?;
+    Ok((i, Game { _id: id, rounds }))
+}
+
+fn process_input(input: &str) -> nom::IResult<&str, Vec<Game>> {
+    separated_list1(newline, process_game)(input)
+}
+
+#[cfg(test)]
+mod test {
+    use super::*;
+
+    const INPUT: &str = "Game 1: 3 blue, 4 red; 1 red, 2 green, 6 blue; 2 green
+Game 2: 1 blue, 2 green; 3 green, 4 blue, 1 red; 1 green, 1 blue
+Game 3: 8 green, 6 blue, 20 red; 5 blue, 4 red, 13 green; 5 green, 1 red
+Game 4: 1 green, 3 red, 6 blue; 3 green, 6 red; 3 green, 15 blue, 14 red
+Game 5: 6 red, 1 blue, 3 green; 2 blue, 1 red, 2 green";
+
+    #[test]
+    fn part2_works() {
+        let result = part2(INPUT);
+        assert_eq!(result, "2286".to_string());
+    }
+}