diff --git a/.envrc b/.envrc
new file mode 100644
index 0000000..3550a30
--- /dev/null
+++ b/.envrc
@@ -0,0 +1 @@
+use flake
diff --git a/.gitignore b/.gitignore
index 0bd64b9..4a3351a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,4 @@
 .idea/
 .direnv/
 **/target
+inputs
\ No newline at end of file
diff --git a/2025/inputs/01.txt b/2025/inputs/01.txt
deleted file mode 100644
index 53287c7..0000000
--- a/2025/inputs/01.txt
+++ /dev/null
@@ -1,10 +0,0 @@
-L68
-L30
-R48
-L5
-R60
-L55
-L1
-L99
-R14
-L82
diff --git a/flake.lock b/flake.lock
index b86cd41..94895f4 100644
--- a/flake.lock
+++ b/flake.lock
@@ -1,5 +1,22 @@
 {
   "nodes": {
+    "inputs": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1764611941,
+        "narHash": "sha256-GEVJK9tSeNnGgYYRbjtYE/su75nxRvOm8h0Sf5GD70A=",
+        "ref": "refs/heads/main",
+        "rev": "5390449be22f56739e0840e35e46d54b1166886c",
+        "shallow": true,
+        "type": "git",
+        "url": "ssh://git@github.com/SebastianStork/advent-of-code-inputs.git"
+      },
+      "original": {
+        "shallow": true,
+        "type": "git",
+        "url": "ssh://git@github.com/SebastianStork/advent-of-code-inputs.git"
+      }
+    },
     "nixpkgs": {
       "locked": {
         "lastModified": 1764522689,
@@ -18,6 +35,7 @@
     },
     "root": {
       "inputs": {
+        "inputs": "inputs",
         "nixpkgs": "nixpkgs",
         "rust-overlay": "rust-overlay"
       }
diff --git a/flake.nix b/flake.nix
index 27280c3..815373f 100644
--- a/flake.nix
+++ b/flake.nix
@@ -6,25 +6,42 @@
       url = "github:oxalica/rust-overlay";
       inputs.nixpkgs.follows = "nixpkgs";
     };
+
+    inputs = {
+      url = "git+ssh://git@github.com/SebastianStork/advent-of-code-inputs.git?shallow=1";
+      flake = false;
+    };
   };
 
   outputs =
-    { nixpkgs, rust-overlay, ... }:
+    {
+      nixpkgs,
+      rust-overlay,
+      inputs,
+      ...
+    }:
     let
       system = "x86_64-linux";
       pkgs = nixpkgs.legacyPackages.${system};
     in
     {
       devShells.${system} = {
+        default = pkgs.mkShellNoCC {
+          packages = [ pkgs.stow ];
+          shellHook = ''
+            stow --dir=${inputs} --target=./. package
+          '';
+        };
+
         cpp = pkgs.mkShell.override { stdenv = pkgs.clangStdenv; } {
-          packages = with pkgs; [
-            gdb
-            clang-tools
+          packages = [
+            pkgs.gdb
+            pkgs.clang-tools
           ];
         };
 
         go = pkgs.mkShellNoCC {
-          packages = with pkgs; [ go ];
+          packages = [ pkgs.go ];
         };
 
         rust =