diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 0000000..b48669e
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,68 @@
+{
+    "files.associations": {
+        "array": "cpp",
+        "atomic": "cpp",
+        "bit": "cpp",
+        "bitset": "cpp",
+        "cctype": "cpp",
+        "chrono": "cpp",
+        "clocale": "cpp",
+        "cmath": "cpp",
+        "compare": "cpp",
+        "concepts": "cpp",
+        "condition_variable": "cpp",
+        "csignal": "cpp",
+        "cstdarg": "cpp",
+        "cstddef": "cpp",
+        "cstdint": "cpp",
+        "cstdio": "cpp",
+        "cstdlib": "cpp",
+        "cstring": "cpp",
+        "ctime": "cpp",
+        "cwchar": "cpp",
+        "cwctype": "cpp",
+        "deque": "cpp",
+        "list": "cpp",
+        "map": "cpp",
+        "set": "cpp",
+        "string": "cpp",
+        "unordered_map": "cpp",
+        "vector": "cpp",
+        "exception": "cpp",
+        "algorithm": "cpp",
+        "functional": "cpp",
+        "iterator": "cpp",
+        "memory": "cpp",
+        "memory_resource": "cpp",
+        "numeric": "cpp",
+        "optional": "cpp",
+        "random": "cpp",
+        "ratio": "cpp",
+        "regex": "cpp",
+        "string_view": "cpp",
+        "system_error": "cpp",
+        "tuple": "cpp",
+        "type_traits": "cpp",
+        "utility": "cpp",
+        "fstream": "cpp",
+        "future": "cpp",
+        "initializer_list": "cpp",
+        "iomanip": "cpp",
+        "iosfwd": "cpp",
+        "iostream": "cpp",
+        "istream": "cpp",
+        "limits": "cpp",
+        "mutex": "cpp",
+        "new": "cpp",
+        "numbers": "cpp",
+        "ostream": "cpp",
+        "semaphore": "cpp",
+        "sstream": "cpp",
+        "stdexcept": "cpp",
+        "stop_token": "cpp",
+        "streambuf": "cpp",
+        "thread": "cpp",
+        "typeinfo": "cpp",
+        "variant": "cpp"
+    }
+}
\ No newline at end of file
diff --git a/.vscode/tasks.json b/.vscode/tasks.json
new file mode 100644
index 0000000..06ef6b5
--- /dev/null
+++ b/.vscode/tasks.json
@@ -0,0 +1,28 @@
+{
+    "tasks": [
+        {
+            "type": "cppbuild",
+            "label": "C/C++: g++ Aktive Datei kompilieren",
+            "command": "/usr/bin/g++",
+            "args": [
+                "-fdiagnostics-color=always",
+                "-g",
+                "${file}",
+                "-o",
+                "${fileDirname}/${fileBasenameNoExtension}"
+            ],
+            "options": {
+                "cwd": "${fileDirname}"
+            },
+            "problemMatcher": [
+                "$gcc"
+            ],
+            "group": {
+                "kind": "build",
+                "isDefault": true
+            },
+            "detail": "Vom Debugger generierte Aufgabe."
+        }
+    ],
+    "version": "2.0.0"
+}
\ No newline at end of file
diff --git a/src/lecture/2025_04_11/CMakeLists.txt b/src/lecture/2025_04_11/CMakeLists.txt
new file mode 100644
index 0000000..4a1a7da
--- /dev/null
+++ b/src/lecture/2025_04_11/CMakeLists.txt
@@ -0,0 +1 @@
+add_executable(vectors2 vectors2.cpp)
\ No newline at end of file
diff --git a/src/lecture/2025_04_11/find_lists/find_lists.cpp b/src/lecture/2025_04_11/find_lists/find_lists.cpp
new file mode 100644
index 0000000..210df6a
--- /dev/null
+++ b/src/lecture/2025_04_11/find_lists/find_lists.cpp
@@ -0,0 +1,8 @@
+#include <iostream>
+#include <vector>
+
+int main() {std::cout << "Hallo Welt"<< std::endl;}
+
+int findelement(std::vector<int> list, int el){
+    auto iter = std
+}
\ No newline at end of file
diff --git a/src/lecture/2025_04_11/vectors2 b/src/lecture/2025_04_11/vectors2
new file mode 100755
index 0000000..7462bd9
Binary files /dev/null and b/src/lecture/2025_04_11/vectors2 differ
diff --git a/src/lecture/2025_04_11/vectors2.cpp b/src/lecture/2025_04_11/vectors2.cpp
new file mode 100644
index 0000000..a25c4cd
--- /dev/null
+++ b/src/lecture/2025_04_11/vectors2.cpp
@@ -0,0 +1,64 @@
+#include <iostream>
+#include <vector>
+#include <algorithm>
+#include "vectors2.h"
+
+
+
+int main() { list_iteration(); list_find();}
+
+void list_find(){
+    std::vector<int> v2{10,17,55,23,42,107,38};
+    std::cout << "List Find startet hier:" << std::endl;
+    // Herausfinden, an welcher Stelle die 55 steht.
+    int result = 0;
+    for (int i = 0; i<v2.size();i++){
+        if (v2[i] == 55) {
+            result = i;
+            break;
+        }
+    }
+    std::cout << result << std::endl;
+
+    // Bessere Methode
+    auto pos_55 = std::find(v2.begin(), v2.end(),55);
+    if (pos_55 != v2.end()){
+    std::cout << pos_55 - v2.begin()<< std::endl; //Stelle ausgeben.
+    std::cout << *pos_55 << std::endl;// Durch den Iterator wieder auf den Wert zugreifen.
+    }else{
+        std::cout << "Wert nicht gefunden!" << std::endl;
+    }
+}
+
+void list_iteration(){
+    std::vector<int> v1;
+    
+    // Elemente am Ende einfügen.
+    v1.push_back(42);
+    v1.push_back(23);
+    v1.push_back(103);
+    v1.push_back(55);
+    
+    // Zähler-Schleife, die über den Vector läuft
+    for (int i = 0; i<v1.size();i++){
+        std::cout << v1[i] <<" ";
+    }
+    std::cout << std::endl;
+
+    
+    //Elemente am Anfang einfügen.
+    v1.insert(v1.begin(), 255);
+
+    //Elemente an Stelle 2 einfügen.
+    v1.insert(v1.begin()+2,700);
+
+    // Range-Schleife, die über der Vector läuft.
+    for (int el:v1){
+        std::cout << el <<" ";
+    }
+    std::cout << std::endl;
+    std::cout << v1.size() << std::endl;
+    std::cout << "Das war die Iteration funktion" << std::endl;
+    std::cout << std::endl;
+
+}
\ No newline at end of file
diff --git a/src/lecture/2025_04_11/vectors2.h b/src/lecture/2025_04_11/vectors2.h
new file mode 100644
index 0000000..155a6e6
--- /dev/null
+++ b/src/lecture/2025_04_11/vectors2.h
@@ -0,0 +1,10 @@
+#ifndef VECTORS_2
+#define VECTORS_2
+
+// Beispiele für den Aufbau und das Iterieren über Vektoren.
+void list_iteration();
+
+// Beispiele für die Lineare Suche in Listen.
+void list_find();
+
+#endif
\ No newline at end of file
diff --git a/src/lecture/CMakeLists.txt b/src/lecture/CMakeLists.txt
index beba29e..6fe197e 100644
--- a/src/lecture/CMakeLists.txt
+++ b/src/lecture/CMakeLists.txt
@@ -1 +1,2 @@
 add_subdirectory(2025_04_04)
+add_subdirectory(2025_04_11)