diff --git a/2022/d10/.envrc b/2022/d10/.envrc
new file mode 100644
index 0000000..8ba04f9
--- /dev/null
+++ b/2022/d10/.envrc
@@ -0,0 +1,4 @@
+if command -v nix-shell &> /dev/null
+    then
+    use flake
+fi
diff --git a/2022/d10/.gitignore b/2022/d10/.gitignore
new file mode 100644
index 0000000..bd32e74
--- /dev/null
+++ b/2022/d10/.gitignore
@@ -0,0 +1,2 @@
+.direnv
+target
diff --git a/2022/d10/Cargo.lock b/2022/d10/Cargo.lock
new file mode 100644
index 0000000..0235225
--- /dev/null
+++ b/2022/d10/Cargo.lock
@@ -0,0 +1,7 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "d9"
+version = "0.1.0"
diff --git a/2022/d10/Cargo.toml b/2022/d10/Cargo.toml
new file mode 100644
index 0000000..20ff77d
--- /dev/null
+++ b/2022/d10/Cargo.toml
@@ -0,0 +1,8 @@
+[package]
+name = "d9"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
diff --git a/2022/d10/README.md b/2022/d10/README.md
new file mode 100644
index 0000000..6c5483e
--- /dev/null
+++ b/2022/d10/README.md
@@ -0,0 +1 @@
+# Bootstrapping clojure project on 
diff --git a/2022/d10/aoc/Cargo.lock b/2022/d10/aoc/Cargo.lock
new file mode 100644
index 0000000..a5b53ef
--- /dev/null
+++ b/2022/d10/aoc/Cargo.lock
@@ -0,0 +1,7 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "aoc"
+version = "0.1.0"
diff --git a/2022/d10/aoc/Cargo.toml b/2022/d10/aoc/Cargo.toml
new file mode 100644
index 0000000..706d2e1
--- /dev/null
+++ b/2022/d10/aoc/Cargo.toml
@@ -0,0 +1,8 @@
+[package]
+name = "aoc"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
diff --git a/2022/d10/aoc/src/main.rs b/2022/d10/aoc/src/main.rs
new file mode 100644
index 0000000..e7a11a9
--- /dev/null
+++ b/2022/d10/aoc/src/main.rs
@@ -0,0 +1,3 @@
+fn main() {
+    println!("Hello, world!");
+}
diff --git a/2022/d10/data/example.txt b/2022/d10/data/example.txt
new file mode 100644
index 0000000..a612424
--- /dev/null
+++ b/2022/d10/data/example.txt
@@ -0,0 +1,14 @@
+Sensor at x=2, y=18: closest beacon is at x=-2, y=15
+Sensor at x=9, y=16: closest beacon is at x=10, y=16
+Sensor at x=13, y=2: closest beacon is at x=15, y=3
+Sensor at x=12, y=14: closest beacon is at x=10, y=16
+Sensor at x=10, y=20: closest beacon is at x=10, y=16
+Sensor at x=14, y=17: closest beacon is at x=10, y=16
+Sensor at x=8, y=7: closest beacon is at x=2, y=10
+Sensor at x=2, y=0: closest beacon is at x=2, y=10
+Sensor at x=0, y=11: closest beacon is at x=2, y=10
+Sensor at x=20, y=14: closest beacon is at x=25, y=17
+Sensor at x=17, y=20: closest beacon is at x=21, y=22
+Sensor at x=16, y=7: closest beacon is at x=15, y=3
+Sensor at x=14, y=3: closest beacon is at x=15, y=3
+Sensor at x=20, y=1: closest beacon is at x=15, y=3
diff --git a/2022/d10/data/submission.txt b/2022/d10/data/submission.txt
new file mode 100644
index 0000000..1999197
--- /dev/null
+++ b/2022/d10/data/submission.txt
@@ -0,0 +1,34 @@
+Sensor at x=3842919, y=126080: closest beacon is at x=3943893, y=1918172
+Sensor at x=406527, y=2094318: closest beacon is at x=-1066, y=1333278
+Sensor at x=2208821, y=3683408: closest beacon is at x=2914373, y=3062268
+Sensor at x=39441, y=1251806: closest beacon is at x=-1066, y=1333278
+Sensor at x=3093352, y=2404566: closest beacon is at x=2810772, y=2699609
+Sensor at x=3645473, y=2234498: closest beacon is at x=3943893, y=1918172
+Sensor at x=3645012, y=2995540: closest beacon is at x=4001806, y=2787325
+Sensor at x=18039, y=3083937: closest beacon is at x=103421, y=3007511
+Sensor at x=2375680, y=551123: closest beacon is at x=2761373, y=2000000
+Sensor at x=776553, y=123250: closest beacon is at x=-1066, y=1333278
+Sensor at x=2884996, y=2022644: closest beacon is at x=2761373, y=2000000
+Sensor at x=1886537, y=2659379: closest beacon is at x=2810772, y=2699609
+Sensor at x=3980015, y=3987237: closest beacon is at x=3844688, y=3570059
+Sensor at x=3426483, y=3353349: closest beacon is at x=3844688, y=3570059
+Sensor at x=999596, y=1165648: closest beacon is at x=-1066, y=1333278
+Sensor at x=2518209, y=2287271: closest beacon is at x=2761373, y=2000000
+Sensor at x=3982110, y=3262128: closest beacon is at x=3844688, y=3570059
+Sensor at x=3412896, y=3999288: closest beacon is at x=3844688, y=3570059
+Sensor at x=2716180, y=2798731: closest beacon is at x=2810772, y=2699609
+Sensor at x=3575486, y=1273265: closest beacon is at x=3943893, y=1918172
+Sensor at x=7606, y=2926795: closest beacon is at x=103421, y=3007511
+Sensor at x=2719370, y=2062251: closest beacon is at x=2761373, y=2000000
+Sensor at x=1603268, y=1771299: closest beacon is at x=2761373, y=2000000
+Sensor at x=3999678, y=1864727: closest beacon is at x=3943893, y=1918172
+Sensor at x=3157947, y=2833781: closest beacon is at x=2914373, y=3062268
+Sensor at x=3904662, y=2601010: closest beacon is at x=4001806, y=2787325
+Sensor at x=3846359, y=1608423: closest beacon is at x=3943893, y=1918172
+Sensor at x=2831842, y=3562642: closest beacon is at x=2914373, y=3062268
+Sensor at x=3157592, y=1874755: closest beacon is at x=2761373, y=2000000
+Sensor at x=934300, y=2824967: closest beacon is at x=103421, y=3007511
+Sensor at x=3986911, y=1907590: closest beacon is at x=3943893, y=1918172
+Sensor at x=200888, y=3579976: closest beacon is at x=103421, y=3007511
+Sensor at x=967209, y=3837958: closest beacon is at x=103421, y=3007511
+Sensor at x=3998480, y=1972726: closest beacon is at x=3943893, y=1918172
diff --git a/2022/d10/flake.lock b/2022/d10/flake.lock
new file mode 100644
index 0000000..5724db4
--- /dev/null
+++ b/2022/d10/flake.lock
@@ -0,0 +1,94 @@
+{
+  "nodes": {
+    "flake-utils": {
+      "locked": {
+        "lastModified": 1667395993,
+        "narHash": "sha256-nuEHfE/LcWyuSWnS8t12N1wc105Qtau+/OdUAjtQ0rA=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "5aed5285a952e0b949eb3ba02c12fa4fcfef535f",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "flake-utils_2": {
+      "locked": {
+        "lastModified": 1659877975,
+        "narHash": "sha256-zllb8aq3YO3h8B/U0/J1WBgAL8EX5yWf5pMj3G0NAmc=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "c0e246b9b83f637f4681389ecabcb2681b4f3af0",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1670064435,
+        "narHash": "sha256-+ELoY30UN+Pl3Yn7RWRPabykwebsVK/kYE9JsIsUMxQ=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "61a8a98e6d557e6dd7ed0cdb54c3a3e3bbc5e25c",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs_2": {
+      "locked": {
+        "lastModified": 1665296151,
+        "narHash": "sha256-uOB0oxqxN9K7XGF1hcnY+PQnlQJ+3bP2vCn/+Ru/bbc=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "14ccaaedd95a488dd7ae142757884d8e125b3363",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "flake-utils": "flake-utils",
+        "nixpkgs": "nixpkgs",
+        "rust-overlay": "rust-overlay"
+      }
+    },
+    "rust-overlay": {
+      "inputs": {
+        "flake-utils": "flake-utils_2",
+        "nixpkgs": "nixpkgs_2"
+      },
+      "locked": {
+        "lastModified": 1670552927,
+        "narHash": "sha256-lCE51eAGrAFS4k9W5aDGFpVtOAwQQ/rFMN80PCDh0vo=",
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "rev": "a0fdafd18c9cf599fde17fbaf07dbb20fa57eecb",
+        "type": "github"
+      },
+      "original": {
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/2022/d10/flake.nix b/2022/d10/flake.nix
new file mode 100644
index 0000000..e9ce48b
--- /dev/null
+++ b/2022/d10/flake.nix
@@ -0,0 +1,77 @@
+{
+  description = "Python + Rust workspace for AoC";
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
+    flake-utils.url = "github:numtide/flake-utils";
+    rust-overlay.url = "github:oxalica/rust-overlay";
+  };
+  outputs = { nixpkgs, flake-utils, rust-overlay, ... } @ inputs:
+    flake-utils.lib.eachSystem flake-utils.lib.defaultSystems (sys:
+      let
+        overlays = [ rust-overlay.overlays.default ];
+        pkgs = import nixpkgs { system = sys; overlays = overlays; };
+        shellHookAfter = ''
+          echo "The input files should be placed under ./data/{submission,example}.txt"
+          echo "This problem shares one input between two parts"
+        '';
+        py_pkgs = [ pkgs.python310 ];
+        rs_pkgs = [
+          pkgs.openssl
+          pkgs.pkg-config
+
+          # Add rust-src, which rust-analyzer seems to rely upon
+          (pkgs.rust-bin.selectLatestNightlyWith
+            (
+              toolchain:
+              toolchain.default.override {
+                extensions = [ "rust-src" ];
+              }
+            ))
+          # rust devex
+          pkgs.bacon  # kinda like nodemon
+          pkgs.rust-analyzer
+        ];
+      in
+      {
+        # Jack of all trades
+        devShell = pkgs.mkShell
+          {
+            buildInputs = py_pkgs ++ rs_pkgs;
+            shellHook = ''
+              echo "> Default runtime. This contains both rust and python3 env"
+              echo "Run ./run-py.sh for Python's output and ./run-rs.sh for Rust's output"
+            '' + shellHookAfter;
+          };
+        devShells = {
+          # nix develop ./#lua
+          # lua = pkgs.mkShell {
+          #   nativeBuildInputs = lua_pkgs;
+          #   shellHook = ''
+          #     echo "> Lua runtime"
+          #     echo "Run ./run-lua.sh to see the output of the solution"
+          #   '' + shellHookAfter;
+          # };
+
+          # nix develop ./#fennel
+
+          # nix develop ./#python
+          rust = pkgs.mkShell {
+            nativeBuildInputs = rs_pkgs;
+            shellHook = ''
+              echo "> Rust runtime"
+              echo "Run ./run-rs.sh to see output of the solution"
+              echo "For quick feedback loop: bacon check-all"
+            '' + shellHookAfter;
+          };
+          python = pkgs.mkShell {
+            nativeBuildInputs = py_pkgs;
+            shellHook = ''
+              echo "> Python3 runtime"
+              echo "Run ./run-py.sh to see the output of the solution"
+            '' + shellHookAfter;
+
+          };
+        };
+      }
+    );
+}
diff --git a/2022/d10/run-py.sh b/2022/d10/run-py.sh
new file mode 100755
index 0000000..6197377
--- /dev/null
+++ b/2022/d10/run-py.sh
@@ -0,0 +1,7 @@
+#!/usr/bin/env sh
+echo "example"
+python3 ./src/main.py ./data/example.txt
+
+echo "submission"
+python3 ./src/main.py ./data/submission.txt
+
diff --git a/2022/d10/src/main.py b/2022/d10/src/main.py
new file mode 100644
index 0000000..b25c4b2
--- /dev/null
+++ b/2022/d10/src/main.py
@@ -0,0 +1,151 @@
+#!/usr/bin/env python3
+import sys
+from typing import Iterable, Optional
+from dataclasses import dataclass
+import os
+import string
+from functools import reduce
+
+@dataclass
+class RectBound:
+    bot_left: tuple[int, int]
+    top_right: tuple[int, int]
+
+@dataclass
+class Sensor:
+    loc: tuple[int, int]
+    radius_1k: int
+    nearest_beacon: tuple[int, int]
+    _rect_bound: Optional[RectBound] = None # inclusive
+    
+    def rect_bound(self):
+        if not self._rect_bound:
+            self._rect_bound = RectBound(\
+                (self.loc[0]-self.radius_1k, self.loc[1]-self.radius_1k), 
+                (self.loc[0]+self.radius_1k, self.loc[1]+self.radius_1k), 
+            )
+        return self._rect_bound
+
+def vec2d_str(x: str, y: str):
+    return (int(x), int(y))
+
+def vec_diff(lhs: Iterable[int], rhs: Iterable[int]):
+    return tuple(l - r for l, r in zip(lhs, rhs))
+
+def norm_1k(vec: Iterable[int]):
+    return sum(abs(e) for e in vec)
+
+@dataclass
+class SolutionBound:
+    min_x: int
+    min_y: int
+    max_x: int
+    max_y: int
+
+def solution_bound(sensors: list[Sensor]):
+    return SolutionBound(min(sensor.loc[0] - sensor.radius_1k for sensor in sensors), 
+                         min(sensor.loc[1] - sensor.radius_1k for sensor in sensors),
+                         max(sensor.loc[0] + sensor.radius_1k for sensor in sensors), 
+                         max(sensor.loc[1] + sensor.radius_1k for sensor in sensors),
+                         )
+
+def which_sensor(loc: tuple[int, int], sensors: list[Sensor]):
+    """
+    Arbitrary sensor number, not nearest or anything. 
+    Actually, this fancies the lower index
+    """
+    for i, sensor in enumerate(sensors):
+        if norm_1k(vec_diff(sensor.loc, loc)) <= sensor.radius_1k:
+            return (i, sensor if sensor.loc == loc else None)
+    return None
+
+def beacons_set(sensors: list[Sensor]):
+    return set(sensor.nearest_beacon for sensor in sensors)
+
+def gen_graph(sensors: list[Sensor], sol_bound: Optional[SolutionBound] = None):
+    sol_bound = sol_bound if sol_bound is not None else solution_bound(sensors)
+    beacons = beacons_set(sensors)
+    return [[which_sensor((x, y), sensors) if (x, y) not in beacons else 'B'
+        for x in range(sol_bound.min_x, sol_bound.max_x + 1)] 
+        for y in range(sol_bound.min_y, sol_bound.max_y + 1)]
+
+def render_graph(graph: list[list[None | tuple[int, Optional[Sensor]] | str]]):
+    def sensor_display(x: None | tuple[int, Optional[Sensor]] | str):
+        match x:
+            case (int(v), s):
+                sensor = ("0123456789"+string.ascii_lowercase)
+                signal = (")!@#$%^&*("+string.ascii_uppercase)
+                return (signal if s is not None else sensor)[v]
+            case None:
+                return '.'
+            case str(s):
+                return s
+            case e:
+                raise RuntimeError(f"Unexpected {e}")
+
+    return list(" ".join(sensor_display(e) if e else '.' for e in row) for row in graph)
+
+def sensor_range_at(sensor: Sensor, y: int):
+    effective_radius = max(sensor.radius_1k - abs(y - sensor.loc[1]), 0)
+    if effective_radius == 0 and sensor.loc[1] != y:
+        return iter([])
+    return range(sensor.loc[0] - effective_radius, sensor.loc[0] + effective_radius + 1)
+
+def index_render_graph(rendered_graph: list[str], sol: SolutionBound):
+    return os.linesep.join(f"{str(i + sol.min_y).zfill(3)} {row}" 
+        for i, row in enumerate(rendered_graph))
+
+def part1(sensors: list[Sensor], y:int):
+    sol = solution_bound(sensors)
+    print(sol)
+    # rendered_graph = render_graph(gen_graph(sensors, sol))
+    # print(index_render_graph(rendered_graph, sol))
+    beacons = beacons_set(sensors)
+    ranges = list(set(sensor_range_at(sensor, y))
+        for sensor in sensors)
+    print("ranges", ranges)
+    x_sense = reduce(lambda lhs, rhs: lhs.union(rhs), ranges).difference({beacon[0] for beacon in beacons if beacon[1] == y})
+    # return sum((x, y) not in beacons and which_sensor((x, y), sensors) is not None
+    #     for x in range(sol.min_x, sol.max_x + 1))
+    print("x_sense", x_sense)
+    return len(x_sense)
+
+def part2(sensors: list[Sensor], y:int):
+    pass
+
+
+def sensor_from_input_line(line: str):
+    # print(line)
+    spl = line.split("=")
+    # print(spl)
+    _, sensor_x, sensor_y, beacon_x, beacon_y =spl 
+    digit_only = lambda x: "".join(filter(lambda v: isinstance(v, str) and v in "0123456789-", x))
+    sensor_loc = vec2d_str(digit_only(sensor_x), digit_only(sensor_y))
+    beacon_loc = vec2d_str(digit_only(beacon_x), beacon_y)
+    return Sensor(sensor_loc, norm_1k(vec_diff(beacon_loc, sensor_loc)), beacon_loc)
+
+def main(lines: Iterable[str]):
+    sensors = list(sensor_from_input_line(stripped_line) 
+        for stripped_line in (line.strip() for line in lines) if len(stripped_line) > 0)
+    beacons = beacons_set(sensors)
+    print(os.linesep.join(repr(sensor) for sensor in sensors))
+    print("beacons:", beacons)
+    y1, y2 = 10, 2000000
+    print("part1", part1(sensors, y1), part1(sensors, y2))
+    # print("part2", part2(sensors, y1), part2(sensors, y2))
+    pass
+
+
+def _main(filename: str):
+    with open(filename, "r") as f:
+        main(f)
+
+if __name__=="__main__":
+    _main(sys.argv[1])
+
+# For neovim integrated repl which can evaluate per selection
+REPL = """
+_main("./data/example.txt")
+_main("./data/submission.txt")
+
+"""
diff --git a/2022/d10/src/main.rs b/2022/d10/src/main.rs
new file mode 100644
index 0000000..dfafdbc
--- /dev/null
+++ b/2022/d10/src/main.rs
@@ -0,0 +1,6 @@
+fn main() {
+    // let test = include_str!("../data/example.txt");
+    let sub = inlcude_str!("../data/submission.txt");
+    let commands = sub.lines()
+        .map(|line| line.split(" "))
+}
diff --git a/2022/d14/.envrc b/2022/d14/.envrc
new file mode 100644
index 0000000..8ba04f9
--- /dev/null
+++ b/2022/d14/.envrc
@@ -0,0 +1,4 @@
+if command -v nix-shell &> /dev/null
+    then
+    use flake
+fi
diff --git a/2022/d14/.gitignore b/2022/d14/.gitignore
new file mode 100644
index 0000000..bd32e74
--- /dev/null
+++ b/2022/d14/.gitignore
@@ -0,0 +1,2 @@
+.direnv
+target
diff --git a/2022/d14/Cargo.lock b/2022/d14/Cargo.lock
new file mode 100644
index 0000000..0235225
--- /dev/null
+++ b/2022/d14/Cargo.lock
@@ -0,0 +1,7 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "d9"
+version = "0.1.0"
diff --git a/2022/d14/Cargo.toml b/2022/d14/Cargo.toml
new file mode 100644
index 0000000..20ff77d
--- /dev/null
+++ b/2022/d14/Cargo.toml
@@ -0,0 +1,8 @@
+[package]
+name = "d9"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
diff --git a/2022/d14/README.md b/2022/d14/README.md
new file mode 100644
index 0000000..6c5483e
--- /dev/null
+++ b/2022/d14/README.md
@@ -0,0 +1 @@
+# Bootstrapping clojure project on 
diff --git a/2022/d14/aoc/Cargo.lock b/2022/d14/aoc/Cargo.lock
new file mode 100644
index 0000000..a5b53ef
--- /dev/null
+++ b/2022/d14/aoc/Cargo.lock
@@ -0,0 +1,7 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "aoc"
+version = "0.1.0"
diff --git a/2022/d14/aoc/Cargo.toml b/2022/d14/aoc/Cargo.toml
new file mode 100644
index 0000000..706d2e1
--- /dev/null
+++ b/2022/d14/aoc/Cargo.toml
@@ -0,0 +1,8 @@
+[package]
+name = "aoc"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
diff --git a/2022/d14/aoc/src/main.rs b/2022/d14/aoc/src/main.rs
new file mode 100644
index 0000000..e7a11a9
--- /dev/null
+++ b/2022/d14/aoc/src/main.rs
@@ -0,0 +1,3 @@
+fn main() {
+    println!("Hello, world!");
+}
diff --git a/2022/d14/data/example.txt b/2022/d14/data/example.txt
new file mode 100644
index 0000000..9874df2
--- /dev/null
+++ b/2022/d14/data/example.txt
@@ -0,0 +1,8 @@
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diff --git a/2022/d14/data/submission.txt b/2022/d14/data/submission.txt
new file mode 100644
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+R 3
+L 6
+R 15
+L 2
+D 15
+L 2
+R 14
+L 12
+R 14
+D 6
+L 4
+R 1
+L 2
+U 10
+D 4
+U 8
+R 3
+D 8
+U 12
+L 3
+R 12
+L 15
+R 8
+L 2
+D 11
+U 3
+L 1
+D 12
+L 8
+U 9
+L 13
+U 2
+L 13
+U 7
+L 6
+D 12
+U 15
+L 7
+U 1
+D 6
+R 15
+L 3
+U 10
+R 1
+U 4
+R 2
+U 3
+R 3
+L 13
+R 16
+D 1
+L 2
+U 9
+L 3
+D 6
+L 15
+D 11
+L 7
+U 11
+L 3
+U 1
+L 15
+R 5
+U 14
+L 8
+R 16
+D 8
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+R 4
+U 6
+L 4
+R 12
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+D 5
+R 5
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+D 15
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+D 8
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+R 6
+L 5
+D 3
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+L 6
+R 3
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+D 9
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+R 5
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+D 14
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+D 6
+L 3
+D 6
+U 9
+D 11
+L 4
+D 2
+L 9
+D 16
+L 7
+R 1
+L 16
+D 16
+U 16
+R 1
+U 13
+D 8
+R 11
+L 2
+R 13
+D 7
+L 14
+R 7
+U 8
+R 5
+L 13
+R 3
+U 13
+R 14
+U 15
+R 2
+D 5
+R 16
+U 15
+D 10
+U 4
+L 16
+U 3
+D 8
+U 17
+L 17
+R 17
+U 6
+D 16
+U 3
+R 1
+L 16
+U 6
+R 17
+L 15
+D 16
+R 11
+D 17
+L 10
+R 11
+U 2
+D 11
+L 3
+R 12
+U 15
+R 10
+D 14
+U 2
+R 12
+D 1
+U 13
+D 15
+U 16
+L 3
+U 10
+D 16
+U 4
+D 3
+R 5
+U 12
+R 17
+D 5
+R 9
+U 13
+R 12
+L 4
+D 8
+U 1
+D 16
+R 7
+D 9
+U 14
+D 5
+L 5
+U 4
+L 5
+R 8
+L 3
+D 5
+L 3
+R 12
+U 7
+R 6
+D 2
+R 4
+D 11
+L 15
+R 2
+U 9
+L 12
+R 17
+L 13
+U 7
+R 1
+D 16
+U 9
+R 17
+D 2
+L 17
+D 10
+R 16
+L 9
+D 5
+R 7
+D 14
+L 10
+U 12
+L 14
+R 7
+D 6
+R 10
+D 9
+R 2
+L 1
+R 3
+U 3
+D 11
+L 16
+D 6
+R 12
+U 9
+D 3
+R 11
+D 16
+L 4
+R 5
+L 11
+R 8
+D 14
+R 13
+U 8
+D 16
+L 5
+R 12
+U 9
+D 18
+L 10
+R 16
+L 18
+D 7
+L 6
+U 6
+R 10
+L 9
+R 3
+D 16
+R 5
+D 5
+R 6
+D 15
+U 15
+L 14
+D 11
+R 12
+D 7
+R 18
+D 10
+U 1
+D 1
+U 6
+D 7
+U 12
+D 3
+L 7
+U 15
+L 8
+R 11
+L 14
+D 5
+U 12
+R 8
+D 2
+U 7
+D 12
+L 15
+D 2
+U 14
+D 11
+U 2
+D 18
+R 16
+U 2
+D 1
+R 16
+D 15
+R 17
+D 13
+L 13
+U 10
+L 11
+U 6
+R 5
+D 14
+R 7
+L 5
+R 14
+D 15
+R 4
+L 9
+D 11
+L 4
+R 9
+U 12
+L 5
+D 10
+R 1
+D 5
+R 1
+L 16
+D 12
+L 8
+U 1
+D 9
+U 14
+L 3
+R 11
+D 4
+L 5
+R 17
+D 1
+L 12
+R 4
+L 15
+R 18
+U 7
+D 4
+R 3
+U 15
+R 10
+L 10
+U 16
+R 15
+L 12
+D 11
+R 13
+D 2
+R 12
+U 17
+R 14
+L 8
+U 1
+L 16
+D 11
+R 13
+D 19
+U 5
+D 19
+L 10
+R 18
+D 8
+R 1
+L 10
+D 6
+U 1
+L 14
+R 13
+L 14
+U 9
+D 6
+L 19
+U 18
+L 6
+R 13
+D 3
+U 8
+R 17
+U 14
+L 10
+R 1
+L 9
+R 3
+U 14
+R 6
+L 5
+D 8
+R 15
+L 12
+R 13
+U 4
+R 1
+L 10
+U 11
+L 3
+U 8
+R 16
+U 1
+D 3
+U 8
+L 1
+D 1
+L 9
+D 2
+U 5
+L 8
+R 1
+U 6
+L 1
+R 13
+U 10
+D 14
+U 2
+L 7
+R 9
+U 1
+R 2
+L 5
+U 17
+R 19
+L 18
+U 19
+D 18
+L 6
+R 15
+U 5
+R 17
+L 9
+U 3
+L 9
+U 10
+L 10
+R 5
+D 14
+U 14
+R 13
+U 16
+D 8
+L 1
+D 15
+R 10
+D 15
+U 9
+D 18
+L 8
+R 8
+L 3
+U 6
+L 12
+R 8
+D 15
+L 17
+U 11
+R 1
+D 2
+R 1
+U 1
+L 10
+D 11
+U 6
+L 10
+U 5
+R 14
diff --git a/2022/d14/flake.lock b/2022/d14/flake.lock
new file mode 100644
index 0000000..5724db4
--- /dev/null
+++ b/2022/d14/flake.lock
@@ -0,0 +1,94 @@
+{
+  "nodes": {
+    "flake-utils": {
+      "locked": {
+        "lastModified": 1667395993,
+        "narHash": "sha256-nuEHfE/LcWyuSWnS8t12N1wc105Qtau+/OdUAjtQ0rA=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "5aed5285a952e0b949eb3ba02c12fa4fcfef535f",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "flake-utils_2": {
+      "locked": {
+        "lastModified": 1659877975,
+        "narHash": "sha256-zllb8aq3YO3h8B/U0/J1WBgAL8EX5yWf5pMj3G0NAmc=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "c0e246b9b83f637f4681389ecabcb2681b4f3af0",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1670064435,
+        "narHash": "sha256-+ELoY30UN+Pl3Yn7RWRPabykwebsVK/kYE9JsIsUMxQ=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "61a8a98e6d557e6dd7ed0cdb54c3a3e3bbc5e25c",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs_2": {
+      "locked": {
+        "lastModified": 1665296151,
+        "narHash": "sha256-uOB0oxqxN9K7XGF1hcnY+PQnlQJ+3bP2vCn/+Ru/bbc=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "14ccaaedd95a488dd7ae142757884d8e125b3363",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "flake-utils": "flake-utils",
+        "nixpkgs": "nixpkgs",
+        "rust-overlay": "rust-overlay"
+      }
+    },
+    "rust-overlay": {
+      "inputs": {
+        "flake-utils": "flake-utils_2",
+        "nixpkgs": "nixpkgs_2"
+      },
+      "locked": {
+        "lastModified": 1670552927,
+        "narHash": "sha256-lCE51eAGrAFS4k9W5aDGFpVtOAwQQ/rFMN80PCDh0vo=",
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "rev": "a0fdafd18c9cf599fde17fbaf07dbb20fa57eecb",
+        "type": "github"
+      },
+      "original": {
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/2022/d14/flake.nix b/2022/d14/flake.nix
new file mode 100644
index 0000000..746c419
--- /dev/null
+++ b/2022/d14/flake.nix
@@ -0,0 +1,77 @@
+{
+  description = "D4 AOC with Lua!";
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
+    flake-utils.url = "github:numtide/flake-utils";
+    rust-overlay.url = "github:oxalica/rust-overlay";
+  };
+  outputs = { nixpkgs, flake-utils, rust-overlay, ... } @ inputs:
+    flake-utils.lib.eachSystem flake-utils.lib.defaultSystems (sys:
+      let
+        overlays = [ rust-overlay.overlays.default ];
+        pkgs = import nixpkgs { system = sys; overlays = overlays; };
+        shellHookAfter = ''
+          echo "The input files should be placed under ./data/{submission,example}.txt"
+          echo "This problem shares one input between two parts"
+        '';
+        py_pkgs = [ pkgs.python310 ];
+        rs_pkgs = [
+          pkgs.openssl
+          pkgs.pkg-config
+
+          # Add rust-src, which rust-analyzer seems to rely upon
+          (pkgs.rust-bin.selectLatestNightlyWith
+            (
+              toolchain:
+              toolchain.default.override {
+                extensions = [ "rust-src" ];
+              }
+            ))
+          # rust devex
+          pkgs.bacon  # kinda like nodemon
+          pkgs.rust-analyzer
+        ];
+      in
+      {
+        # Jack of all trades
+        devShell = pkgs.mkShell
+          {
+            buildInputs = py_pkgs ++ rs_pkgs;
+            shellHook = ''
+              echo "> Default runtime. This contains both rust and python3 env"
+              echo "Run ./run-py.sh for Python's output and ./run-rs.sh for Rust's output"
+            '' + shellHookAfter;
+          };
+        devShells = {
+          # nix develop ./#lua
+          # lua = pkgs.mkShell {
+          #   nativeBuildInputs = lua_pkgs;
+          #   shellHook = ''
+          #     echo "> Lua runtime"
+          #     echo "Run ./run-lua.sh to see the output of the solution"
+          #   '' + shellHookAfter;
+          # };
+
+          # nix develop ./#fennel
+
+          # nix develop ./#python
+          rust = pkgs.mkShell {
+            nativeBuildInputs = rs_pkgs;
+            shellHook = ''
+              echo "> Rust runtime"
+              echo "Run ./run-rs.sh to see output of the solution"
+              echo "For quick feedback loop: bacon check-all"
+            '' + shellHookAfter;
+          };
+          python = pkgs.mkShell {
+            nativeBuildInputs = py_pkgs;
+            shellHook = ''
+              echo "> Python3 runtime"
+              echo "Run ./run-py.sh to see the output of the solution"
+            '' + shellHookAfter;
+
+          };
+        };
+      }
+    );
+}
diff --git a/2022/d14/run-py.sh b/2022/d14/run-py.sh
new file mode 100755
index 0000000..54b6203
--- /dev/null
+++ b/2022/d14/run-py.sh
@@ -0,0 +1,7 @@
+#!/usr/bin/env sh
+echo "example"
+python3 ./src/d9.py ./data/example.txt
+
+echo "submission"
+python3 ./src/d9.py ./data/submission.txt
+
diff --git a/2022/d14/src/d9.py b/2022/d14/src/d9.py
new file mode 100644
index 0000000..c6de296
--- /dev/null
+++ b/2022/d14/src/d9.py
@@ -0,0 +1,81 @@
+#!/usr/bin/env python3
+import sys
+from typing import Iterable
+
+def add_nd(lhs: Iterable[int], rhs: Iterable[int]):
+    # Add two generic n-d vector together
+    return tuple(l + r for l, r in zip(lhs, rhs))
+def negate_nd(vec: Iterable[int]):
+    # Negates a generic n-d vector
+    return tuple(-e for e in vec)
+def norm_infk_nd(vec: Iterable[int]):
+    # Mathematical concept where I get the length of the longest vector component
+    return max(abs(e) for e in vec)
+def sign(e: int):
+    return 0 if e == 0 else (1 if e > 0 else -1)
+
+def dir_to_offset(dir: str):
+    match dir:
+        case "U":
+            return (0, 1)
+        case "D":
+            return (0, -1)
+        case "L":
+            return (-1, 0)
+        case "R":
+            return (1, 0)
+        case d:
+            raise RuntimeError(f"Unknown direction {d}")
+
+def move_knot(knot: list[tuple[int, int]], offset: Iterable[int]):
+    knot.append(add_nd(knot[-1], offset))
+    return knot
+
+def part1(commands: list[tuple[str, int]]):
+    tail_locs: list[tuple[int, int]] = [(0,0)] # keeps track of where tail moved
+    # NOTE: I don't need to keep track of head's history here. This is only
+    # for ease of debugging
+    head_locs : list[tuple[int, int]] = [(0,0)] # keeps track of where head moved
+    for dir, rep in commands:
+        for _ in range(rep):
+            move_knot(head_locs, dir_to_offset(dir))
+            offset = add_nd(head_locs[-1], negate_nd(tail_locs[-1]))
+            # print(f"{offset=}")
+            if norm_infk_nd(offset) <= 1:
+                continue # no need to catch up
+            move_knot(tail_locs, (sign(e) for e in offset))
+    # print(f"{tail_locs=}")
+    # print(f"{head_locs=}")
+    return len(set(tail_locs))
+
+def part2(commands: list[tuple[str, int]]):
+    KNOTS = 10
+    # NOTE: I don't need to keep track of any history but tail's. This is only
+    # for ease of debugging
+    locs = [[(0,0)] for _ in range(KNOTS)] # 10 knots :)
+    for dir, rep in commands:
+        for _ in range(rep):
+            move_knot(locs[0], dir_to_offset(dir)) # move head
+            for i in range(1, KNOTS):
+                offset = add_nd(locs[i-1][-1], negate_nd(locs[i][-1]))
+                if norm_infk_nd(offset) <= 1:
+                    continue # no need to catch up
+                move_knot(locs[i], (sign(e) for e in offset))
+    return len(set(locs[-1]))
+
+
+
+def main(lines: Iterable[str]):
+    splited = (line.strip().split() for line in lines)
+    # -> ["   D 4    ",...] -> [["D", "4"], ...]
+    ## Filters out any line that has empty newline and turn repitions into int
+    commands = [(comp[0], int(comp[1])) for comp in splited if len(comp) > 0]
+    # -> [[], ["D", "4"], ...] -> [["D", 4]]
+    print("part1", part1(commands))
+    print("part2", part2(commands))
+    pass
+
+if __name__=="__main__":
+    with open(sys.argv[1], "r") as f:
+        main(f)
+
diff --git a/2022/d14/src/main.rs b/2022/d14/src/main.rs
new file mode 100644
index 0000000..dfafdbc
--- /dev/null
+++ b/2022/d14/src/main.rs
@@ -0,0 +1,6 @@
+fn main() {
+    // let test = include_str!("../data/example.txt");
+    let sub = inlcude_str!("../data/submission.txt");
+    let commands = sub.lines()
+        .map(|line| line.split(" "))
+}