commit 701d32c0217dd392561aec5b310cedac6fe29def
Author: Sobottasgithub <patrick.schulze.ofp@gmail.com>
Date:   Wed Nov 12 21:19:54 2025 +0100

    Init

diff --git a/.envrc b/.envrc
new file mode 100644
index 0000000..a5dbbcb
--- /dev/null
+++ b/.envrc
@@ -0,0 +1 @@
+use flake .
diff --git a/.idea/.gitignore b/.idea/.gitignore
new file mode 100644
index 0000000..26d3352
--- /dev/null
+++ b/.idea/.gitignore
@@ -0,0 +1,3 @@
+# Default ignored files
+/shelf/
+/workspace.xml
diff --git a/.idea/misc.xml b/.idea/misc.xml
new file mode 100644
index 0000000..f5bd2df
--- /dev/null
+++ b/.idea/misc.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectRootManager" version="2" project-jdk-name="openjdk-25" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/out" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/modules.xml b/.idea/modules.xml
new file mode 100644
index 0000000..495801a
--- /dev/null
+++ b/.idea/modules.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/recursivFakultaet.iml" filepath="$PROJECT_DIR$/recursivFakultaet.iml" />
+    </modules>
+  </component>
+</project>
\ No newline at end of file
diff --git a/Fakultaet.java b/Fakultaet.java
new file mode 100644
index 0000000..f1b32bd
--- /dev/null
+++ b/Fakultaet.java
@@ -0,0 +1,27 @@
+public class Fakultaet {
+    public Fakultaet() {
+        int inputNum = 30;
+        System.out.println("Iterativ: " + iterativFakultaet(inputNum));
+        System.out.println("Recursiv: " + recursivFakultaet(inputNum));
+    }
+
+    public Fakultaet(int num) {
+        System.out.println("Iterativ: " + iterativFakultaet(num));
+        System.out.println("Recursiv: " + recursivFakultaet(num));
+    }
+
+    public int iterativFakultaet(int num) {
+        int result = 1;
+        for (int index = 1; index <= num; index++) {
+            result = index * result;
+        }
+        return result;
+    }
+
+    public int recursivFakultaet(int num) {
+        if (num == 1) {
+            return num;
+        }
+        return num * recursivFakultaet(num-1);
+    }
+}
diff --git a/Main.java b/Main.java
new file mode 100755
index 0000000..3582b96
--- /dev/null
+++ b/Main.java
@@ -0,0 +1,6 @@
+public class Main {
+    public static void main(String[] args) {
+        //Fakultaet fakultaet = new Fakultaet(30);
+        Rekursion rekursion = new Rekursion();
+    }
+}
diff --git a/Rekursion.java b/Rekursion.java
new file mode 100644
index 0000000..226c3ca
--- /dev/null
+++ b/Rekursion.java
@@ -0,0 +1,51 @@
+public class Rekursion {
+  public Rekursion() {
+    System.out.println(fibonacci(10));
+    System.out.println(fibonacciIterativ(10));
+    System.out.println("Result " + mystery(5));
+  }
+
+  public int fibonacci(int n) {
+    if (n == 0) {
+      return 0;
+    } else if (n == 1) {
+      return 1;
+    } else {
+      return fibonacci(n-1) + fibonacci(n-2);
+    }
+  }
+
+  public int fibonacciIterativ(int n) {
+    if (n == 0) {
+      return 0;
+    } else if (n == 1) {
+      return 1;
+    }
+
+    int next = 0;
+
+    int a = 1;
+    int b = 0;
+
+    for (int index = 0; index < n; index++) {
+      next = a + b;
+      a = b;
+      b = next;
+    }
+
+    return next;
+  }
+
+  public int mystery(int n) {
+    System.out.println(n);
+    if (n <= 1) {
+      return 1;
+    }
+
+    return n + mystery(n-1);
+  }
+
+  private static String getString(int binaryNum) {
+    return String.valueOf(binaryNum);
+  }
+}
diff --git a/flake.lock b/flake.lock
new file mode 100644
index 0000000..dc0a060
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,61 @@
+{
+  "nodes": {
+    "flake-parts": {
+      "inputs": {
+        "nixpkgs-lib": "nixpkgs-lib"
+      },
+      "locked": {
+        "lastModified": 1760948891,
+        "narHash": "sha256-TmWcdiUUaWk8J4lpjzu4gCGxWY6/Ok7mOK4fIFfBuU4=",
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "rev": "864599284fc7c0ba6357ed89ed5e2cd5040f0c04",
+        "type": "github"
+      },
+      "original": {
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1761114652,
+        "narHash": "sha256-f/QCJM/YhrV/lavyCVz8iU3rlZun6d+dAiC3H+CDle4=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "01f116e4df6a15f4ccdffb1bcd41096869fb385c",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs-lib": {
+      "locked": {
+        "lastModified": 1754788789,
+        "narHash": "sha256-x2rJ+Ovzq0sCMpgfgGaaqgBSwY+LST+WbZ6TytnT9Rk=",
+        "owner": "nix-community",
+        "repo": "nixpkgs.lib",
+        "rev": "a73b9c743612e4244d865a2fdee11865283c04e6",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "nixpkgs.lib",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "flake-parts": "flake-parts",
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..b814942
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,57 @@
+{
+  description = "Inventar";
+
+  inputs = {
+    flake-parts.url = "github:hercules-ci/flake-parts";
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+  };
+
+  outputs = inputs@{ flake-parts, ... }:
+    flake-parts.lib.mkFlake { inherit inputs; } {
+      imports = [
+      ];
+      systems = [ "x86_64-linux" "aarch64-linux" "aarch64-darwin" "x86_64-darwin" ];
+      perSystem = { config, self', inputs', pkgs, system, ... }: let
+
+        jdk = pkgs.jdk21.override {
+        };
+
+        buildInputs = [
+          jdk
+        ];
+
+        devTools = [
+          pkgs.google-java-format
+        ];
+
+      in {
+        devShells.default = pkgs.mkShell {
+          buildInputs = buildInputs ++ devTools;
+        };
+
+        packages = {
+          default = pkgs.stdenv.mkDerivation {
+            pname = "recursiveFakultaet";
+            version = "1.0.0";
+
+            src = ./.;
+
+            nativeBuildInputs = buildInputs ++ [ pkgs.makeWrapper ];
+                                    
+            buildPhase = ''
+              javac -Werror -g:none -deprecation -verbose Main.java
+            '';
+
+            installPhase = ''
+              mkdir -p $out/{bin,lib}
+              cp *.class $out/lib
+
+              makeWrapper ${pkgs.lib.getExe jdk} $out/bin/recursiveFakultaet --add-flags "-cp $out/lib/ Main"
+            '';
+          };
+        };
+      };
+      flake = {
+      };
+    };
+}
diff --git a/out/production/recursivFakultaet/.envrc b/out/production/recursivFakultaet/.envrc
new file mode 100644
index 0000000..a5dbbcb
--- /dev/null
+++ b/out/production/recursivFakultaet/.envrc
@@ -0,0 +1 @@
+use flake .
diff --git a/out/production/recursivFakultaet/.idea/.gitignore b/out/production/recursivFakultaet/.idea/.gitignore
new file mode 100644
index 0000000..26d3352
--- /dev/null
+++ b/out/production/recursivFakultaet/.idea/.gitignore
@@ -0,0 +1,3 @@
+# Default ignored files
+/shelf/
+/workspace.xml
diff --git a/out/production/recursivFakultaet/.idea/misc.xml b/out/production/recursivFakultaet/.idea/misc.xml
new file mode 100644
index 0000000..f5bd2df
--- /dev/null
+++ b/out/production/recursivFakultaet/.idea/misc.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectRootManager" version="2" project-jdk-name="openjdk-25" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/out" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/out/production/recursivFakultaet/.idea/modules.xml b/out/production/recursivFakultaet/.idea/modules.xml
new file mode 100644
index 0000000..495801a
--- /dev/null
+++ b/out/production/recursivFakultaet/.idea/modules.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/recursivFakultaet.iml" filepath="$PROJECT_DIR$/recursivFakultaet.iml" />
+    </modules>
+  </component>
+</project>
\ No newline at end of file
diff --git a/out/production/recursivFakultaet/Fakultaet.class b/out/production/recursivFakultaet/Fakultaet.class
new file mode 100644
index 0000000..719a758
Binary files /dev/null and b/out/production/recursivFakultaet/Fakultaet.class differ
diff --git a/out/production/recursivFakultaet/Main.class b/out/production/recursivFakultaet/Main.class
new file mode 100644
index 0000000..1cbb4dd
Binary files /dev/null and b/out/production/recursivFakultaet/Main.class differ
diff --git a/out/production/recursivFakultaet/Rekursion.class b/out/production/recursivFakultaet/Rekursion.class
new file mode 100644
index 0000000..e9f1c52
Binary files /dev/null and b/out/production/recursivFakultaet/Rekursion.class differ
diff --git a/out/production/recursivFakultaet/flake.lock b/out/production/recursivFakultaet/flake.lock
new file mode 100644
index 0000000..dc0a060
--- /dev/null
+++ b/out/production/recursivFakultaet/flake.lock
@@ -0,0 +1,61 @@
+{
+  "nodes": {
+    "flake-parts": {
+      "inputs": {
+        "nixpkgs-lib": "nixpkgs-lib"
+      },
+      "locked": {
+        "lastModified": 1760948891,
+        "narHash": "sha256-TmWcdiUUaWk8J4lpjzu4gCGxWY6/Ok7mOK4fIFfBuU4=",
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "rev": "864599284fc7c0ba6357ed89ed5e2cd5040f0c04",
+        "type": "github"
+      },
+      "original": {
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1761114652,
+        "narHash": "sha256-f/QCJM/YhrV/lavyCVz8iU3rlZun6d+dAiC3H+CDle4=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "01f116e4df6a15f4ccdffb1bcd41096869fb385c",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs-lib": {
+      "locked": {
+        "lastModified": 1754788789,
+        "narHash": "sha256-x2rJ+Ovzq0sCMpgfgGaaqgBSwY+LST+WbZ6TytnT9Rk=",
+        "owner": "nix-community",
+        "repo": "nixpkgs.lib",
+        "rev": "a73b9c743612e4244d865a2fdee11865283c04e6",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "nixpkgs.lib",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "flake-parts": "flake-parts",
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/out/production/recursivFakultaet/flake.nix b/out/production/recursivFakultaet/flake.nix
new file mode 100644
index 0000000..b814942
--- /dev/null
+++ b/out/production/recursivFakultaet/flake.nix
@@ -0,0 +1,57 @@
+{
+  description = "Inventar";
+
+  inputs = {
+    flake-parts.url = "github:hercules-ci/flake-parts";
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+  };
+
+  outputs = inputs@{ flake-parts, ... }:
+    flake-parts.lib.mkFlake { inherit inputs; } {
+      imports = [
+      ];
+      systems = [ "x86_64-linux" "aarch64-linux" "aarch64-darwin" "x86_64-darwin" ];
+      perSystem = { config, self', inputs', pkgs, system, ... }: let
+
+        jdk = pkgs.jdk21.override {
+        };
+
+        buildInputs = [
+          jdk
+        ];
+
+        devTools = [
+          pkgs.google-java-format
+        ];
+
+      in {
+        devShells.default = pkgs.mkShell {
+          buildInputs = buildInputs ++ devTools;
+        };
+
+        packages = {
+          default = pkgs.stdenv.mkDerivation {
+            pname = "recursiveFakultaet";
+            version = "1.0.0";
+
+            src = ./.;
+
+            nativeBuildInputs = buildInputs ++ [ pkgs.makeWrapper ];
+                                    
+            buildPhase = ''
+              javac -Werror -g:none -deprecation -verbose Main.java
+            '';
+
+            installPhase = ''
+              mkdir -p $out/{bin,lib}
+              cp *.class $out/lib
+
+              makeWrapper ${pkgs.lib.getExe jdk} $out/bin/recursiveFakultaet --add-flags "-cp $out/lib/ Main"
+            '';
+          };
+        };
+      };
+      flake = {
+      };
+    };
+}
diff --git a/out/production/recursivFakultaet/recursivFakultaet.iml b/out/production/recursivFakultaet/recursivFakultaet.iml
new file mode 100644
index 0000000..b107a2d
--- /dev/null
+++ b/out/production/recursivFakultaet/recursivFakultaet.iml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$" isTestSource="false" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>
\ No newline at end of file
diff --git a/recursivFakultaet.iml b/recursivFakultaet.iml
new file mode 100644
index 0000000..b107a2d
--- /dev/null
+++ b/recursivFakultaet.iml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$" isTestSource="false" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>
\ No newline at end of file