diff --git "a/works/K3321/\320\221\320\276\321\200\320\270\321\201\320\276\320\262_\320\230\320\263\320\275\320\260\321\202/lab_6/task1/client.py" "b/works/K3321/\320\221\320\276\321\200\320\270\321\201\320\276\320\262_\320\230\320\263\320\275\320\260\321\202/lab_6/task1/client.py"
new file mode 100644
index 000000000..56103b329
--- /dev/null
+++ "b/works/K3321/\320\221\320\276\321\200\320\270\321\201\320\276\320\262_\320\230\320\263\320\275\320\260\321\202/lab_6/task1/client.py"
@@ -0,0 +1,13 @@
+import socket
+
+def run_client():
+    client_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+    client_socket.connect(('localhost', 12345))
+
+    client_socket.sendall("Hello, server".encode('utf-8'))
+    print(client_socket.recv(1024).decode('utf-8'))
+
+    client_socket.close()
+
+if __name__ == "__main__":
+    run_client()
diff --git "a/works/K3321/\320\221\320\276\321\200\320\270\321\201\320\276\320\262_\320\230\320\263\320\275\320\260\321\202/lab_6/task1/server.py" "b/works/K3321/\320\221\320\276\321\200\320\270\321\201\320\276\320\262_\320\230\320\263\320\275\320\260\321\202/lab_6/task1/server.py"
new file mode 100644
index 000000000..ead53d78a
--- /dev/null
+++ "b/works/K3321/\320\221\320\276\321\200\320\270\321\201\320\276\320\262_\320\230\320\263\320\275\320\260\321\202/lab_6/task1/server.py"
@@ -0,0 +1,19 @@
+import socket
+
+def run_server():
+    server_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+    server_socket.bind(('localhost', 12345))
+    server_socket.listen(1)
+
+    conn, addr = server_socket.accept()
+
+    data = conn.recv(1024).decode('utf-8')
+    if data == "Hello, server":
+        print(data)
+        conn.sendall("Hello, client".encode('utf-8'))
+
+    conn.close()
+    server_socket.close()
+
+if __name__ == "__main__":
+    run_server()
diff --git "a/works/K3321/\320\221\320\276\321\200\320\270\321\201\320\276\320\262_\320\230\320\263\320\275\320\260\321\202/lab_6/task2/client.py" "b/works/K3321/\320\221\320\276\321\200\320\270\321\201\320\276\320\262_\320\230\320\263\320\275\320\260\321\202/lab_6/task2/client.py"
new file mode 100644
index 000000000..b2a410e60
--- /dev/null
+++ "b/works/K3321/\320\221\320\276\321\200\320\270\321\201\320\276\320\262_\320\230\320\263\320\275\320\260\321\202/lab_6/task2/client.py"
@@ -0,0 +1,19 @@
+import socket
+
+def run_client():
+    base = input("Введите длину основания: ")
+    height = input("Введите высоту: ")
+
+    client_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+    client_socket.connect(('localhost', 1234))
+
+    message = f"{base} {height}"
+    client_socket.sendall(message.encode('utf-8'))
+
+    result = client_socket.recv(1024).decode('utf-8')
+    print("Площадь:", result)
+
+    client_socket.close()
+
+if __name__ == "__main__":
+    run_client()
diff --git "a/works/K3321/\320\221\320\276\321\200\320\270\321\201\320\276\320\262_\320\230\320\263\320\275\320\260\321\202/lab_6/task2/server.py" "b/works/K3321/\320\221\320\276\321\200\320\270\321\201\320\276\320\262_\320\230\320\263\320\275\320\260\321\202/lab_6/task2/server.py"
new file mode 100644
index 000000000..4f97857cc
--- /dev/null
+++ "b/works/K3321/\320\221\320\276\321\200\320\270\321\201\320\276\320\262_\320\230\320\263\320\275\320\260\321\202/lab_6/task2/server.py"
@@ -0,0 +1,22 @@
+import socket
+
+def parallelogram_area(base, height):
+    return base * height
+
+def run_server():
+    server_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+    server_socket.bind(('localhost', 1234))
+    server_socket.listen(1)
+
+    conn, addr = server_socket.accept()
+
+    data = conn.recv(1024).decode('utf-8')
+    base, height = map(float, data.split())
+    area = parallelogram_area(base, height)
+    conn.sendall(str(area).encode('utf-8'))
+
+    conn.close()
+    server_socket.close()
+
+if __name__ == "__main__":
+    run_server()
diff --git "a/works/K3321/\320\221\320\276\321\200\320\270\321\201\320\276\320\262_\320\230\320\263\320\275\320\260\321\202/lab_6/task3/index.html" "b/works/K3321/\320\221\320\276\321\200\320\270\321\201\320\276\320\262_\320\230\320\263\320\275\320\260\321\202/lab_6/task3/index.html"
new file mode 100644
index 000000000..8e6126385
--- /dev/null
+++ "b/works/K3321/\320\221\320\276\321\200\320\270\321\201\320\276\320\262_\320\230\320\263\320\275\320\260\321\202/lab_6/task3/index.html"
@@ -0,0 +1,39 @@
+<!DOCTYPE html>
+<html>
+<head>
+	<title>Работа с таблицами</title>
+</head>
+	<body>
+		<table border="2” style="width:80%">
+			<!-- <caption align = "bottom">Список сотрудников</caption> -->
+			<caption style = "caption-side:bottom">Список сотрудников</caption>
+			<tr>
+				<th>Фамилия</th>
+				<th>Имя</th>
+				<th>Отчество</th>
+				<th>Город</th>
+			</tr>
+			<tr>
+				<td rowspan = "2">Пупкин</td>
+				<td>Василий</td>
+				<td>Петрович</td>
+				<td rowspan = "2">Москва</td>
+			</tr>
+			<tr>
+				<!-- В этом ряду удалены  две ячейки -->
+				<td>Феофан</td>
+				<td>Васильевич</td>
+			</tr>
+			<tr>
+				<td>Шашкин</td>
+				<td>Сидор</td>
+				<td>Богданович</td>
+				<td>Санкт-Петербург</td>
+			</tr>
+			<tr>
+				<td colspan = "3">Лютикова Аделина Федоровна</td>
+				<td>Тверь</td>
+			</tr>
+		</table>
+	</body>
+</html>
diff --git "a/works/K3321/\320\221\320\276\321\200\320\270\321\201\320\276\320\262_\320\230\320\263\320\275\320\260\321\202/lab_6/task3/server.py" "b/works/K3321/\320\221\320\276\321\200\320\270\321\201\320\276\320\262_\320\230\320\263\320\275\320\260\321\202/lab_6/task3/server.py"
new file mode 100644
index 000000000..7cd971cf0
--- /dev/null
+++ "b/works/K3321/\320\221\320\276\321\200\320\270\321\201\320\276\320\262_\320\230\320\263\320\275\320\260\321\202/lab_6/task3/server.py"
@@ -0,0 +1,26 @@
+import socket
+
+def run_server():
+    server_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+    server_socket.bind(('localhost', 8080))
+    server_socket.listen(1)
+
+    while True:
+        conn, addr = server_socket.accept()
+        request = conn.recv(1024)
+
+        with open("index.html", "r", encoding="utf-8") as f:
+            content = f.read()
+
+        response = (
+            "HTTP/1.1 200 OK\r\n"
+            "Content-Type: text/html; charset=utf-8\r\n"
+            f"Content-Length: {len(content.encode('utf-8'))}\r\n"
+            "\r\n"
+            + content
+        )
+        conn.sendall(response.encode('utf-8'))
+        conn.close()
+
+if __name__ == "__main__":
+    run_server()
diff --git "a/works/K3321/\320\221\320\276\321\200\320\270\321\201\320\276\320\262_\320\230\320\263\320\275\320\260\321\202/lab_6/task4/client.py" "b/works/K3321/\320\221\320\276\321\200\320\270\321\201\320\276\320\262_\320\230\320\263\320\275\320\260\321\202/lab_6/task4/client.py"
new file mode 100644
index 000000000..56ed7b643
--- /dev/null
+++ "b/works/K3321/\320\221\320\276\321\200\320\270\321\201\320\276\320\262_\320\230\320\263\320\275\320\260\321\202/lab_6/task4/client.py"
@@ -0,0 +1,33 @@
+import socket
+import threading
+
+def receive_messages(client_socket):
+    while True:
+        try:
+            message = client_socket.recv(1024).decode('utf-8')
+            if message == "NICK":
+                client_socket.send(nickname.encode('utf-8'))
+            else:
+                print(message)
+        except:
+            print("Ошибка соединения")
+            client_socket.close()
+            break
+
+def write_messages(client_socket):
+    while True:
+        message = input()
+        if message:
+            client_socket.send(f"{nickname}: {message}".encode('utf-8'))
+
+if __name__ == "__main__":
+    nickname = input("Введите ваше имя: ")
+
+    client_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+    client_socket.connect(('localhost', 12345))
+
+    receive_thread = threading.Thread(target=receive_messages, args=(client_socket,))
+    receive_thread.start()
+
+    write_thread = threading.Thread(target=write_messages, args=(client_socket,))
+    write_thread.start()
diff --git "a/works/K3321/\320\221\320\276\321\200\320\270\321\201\320\276\320\262_\320\230\320\263\320\275\320\260\321\202/lab_6/task4/server.py" "b/works/K3321/\320\221\320\276\321\200\320\270\321\201\320\276\320\262_\320\230\320\263\320\275\320\260\321\202/lab_6/task4/server.py"
new file mode 100644
index 000000000..a36aa8531
--- /dev/null
+++ "b/works/K3321/\320\221\320\276\321\200\320\270\321\201\320\276\320\262_\320\230\320\263\320\275\320\260\321\202/lab_6/task4/server.py"
@@ -0,0 +1,58 @@
+import socket
+import threading
+
+clients = []
+nicknames = []
+
+def broadcast(message, sender_conn):
+    for client in clients:
+        if client != sender_conn:
+            try:
+                client.send(message)
+            except:
+                client.close()
+                remove_client(client)
+
+def remove_client(client):
+    if client in clients:
+        index = clients.index(client)
+        clients.remove(client)
+        nickname = nicknames.pop(index)
+        broadcast(f"{nickname} вышел из чата.".encode('utf-8'), None)
+        print(f"Пользователь {nickname} отключился.")
+
+def handle_client(client):
+    while True:
+        try:
+            message = client.recv(1024)
+            if not message:
+                remove_client(client)
+                break
+            broadcast(message, client)
+        except:
+            remove_client(client)
+            break
+
+def receive_connections():
+    server_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+    server_socket.bind(('localhost', 12345))
+    server_socket.listen()
+
+    print("Сервер запущен. Ожидание подключений...")
+
+    while True:
+        client, address = server_socket.accept()
+        client.send("NICK".encode('utf-8'))
+        nickname = client.recv(1024).decode('utf-8')
+        nicknames.append(nickname)
+        clients.append(client)
+
+        print(f"Пользователь {nickname} подключился с {address}")
+        broadcast(f"{nickname} вошел в чат.".encode('utf-8'), client)
+        client.send("Подключение установлено. Добро пожаловать в чат!".encode('utf-8'))
+
+        thread = threading.Thread(target=handle_client, args=(client,))
+        thread.start()
+
+if __name__ == "__main__":
+    receive_connections()
diff --git "a/works/K3321/\320\221\320\276\321\200\320\270\321\201\320\276\320\262_\320\230\320\263\320\275\320\260\321\202/lab_6/\320\221\320\276\321\200\320\270\321\201\320\276\320\262 \320\230\320\263\320\275\320\260\321\202 6.pdf" "b/works/K3321/\320\221\320\276\321\200\320\270\321\201\320\276\320\262_\320\230\320\263\320\275\320\260\321\202/lab_6/\320\221\320\276\321\200\320\270\321\201\320\276\320\262 \320\230\320\263\320\275\320\260\321\202 6.pdf"
new file mode 100644
index 000000000..55fc744ac
Binary files /dev/null and "b/works/K3321/\320\221\320\276\321\200\320\270\321\201\320\276\320\262_\320\230\320\263\320\275\320\260\321\202/lab_6/\320\221\320\276\321\200\320\270\321\201\320\276\320\262 \320\230\320\263\320\275\320\260\321\202 6.pdf" differ