diff --git a/app/create_file.py b/app/create_file.py
index fa56336e1..09d4155d6 100644
--- a/app/create_file.py
+++ b/app/create_file.py
@@ -1 +1,72 @@
-# write your code here
+import sys
+import os
+from datetime import datetime
+
+
+def parse_args(args: list[str]) -> tuple[list[str], str | None]:
+    directory_parts = []
+    file_name = None
+
+    i = 0
+    while i < len(args):
+        if args[i] == "-d":
+            i += 1
+            while i < len(args) and args[i] != "-f":
+                directory_parts.append(args[i])
+                i += 1
+        elif args[i] == "-f":
+            i += 1
+            if i < len(args):
+                file_name = args[i]
+                i += 1
+        else:
+            i += 1
+
+    return directory_parts, file_name
+
+
+def get_content_from_user() -> list[str]:
+    lines = []
+    while True:
+        line = input("Enter content line: ")
+        if line == "stop":
+            break
+        lines.append(line)
+    return lines
+
+
+def build_file_content(lines: list[str]) -> str:
+    timestamp = datetime.now().strftime("%Y-%m-%d %H:%M:%S")
+    content = timestamp + "\n"
+    for index, line in enumerate(lines, start=1):
+        content += f"{index} {line}\n"
+    return content.rstrip("\n")
+
+
+def main() -> None:
+    args = sys.argv[1:]
+    directory_parts, file_name = parse_args(args)
+
+    if directory_parts:
+        dir_path = os.path.join(*directory_parts)
+        os.makedirs(dir_path, exist_ok=True)
+    else:
+        dir_path = ""
+
+    if file_name:
+        file_path = (
+            os.path.join(dir_path, file_name) if dir_path else file_name
+        )
+        lines = get_content_from_user()
+        content = build_file_content(lines)
+
+        file_exists = (
+            os.path.exists(file_path) and os.path.getsize(file_path) > 0
+        )
+        with open(file_path, "a") as f:
+            if file_exists:
+                f.write("\n\n")
+            f.write(content)
+
+
+main()
diff --git a/tests/app/create_file.py b/tests/app/create_file.py
new file mode 100644
index 000000000..09d4155d6
--- /dev/null
+++ b/tests/app/create_file.py
@@ -0,0 +1,72 @@
+import sys
+import os
+from datetime import datetime
+
+
+def parse_args(args: list[str]) -> tuple[list[str], str | None]:
+    directory_parts = []
+    file_name = None
+
+    i = 0
+    while i < len(args):
+        if args[i] == "-d":
+            i += 1
+            while i < len(args) and args[i] != "-f":
+                directory_parts.append(args[i])
+                i += 1
+        elif args[i] == "-f":
+            i += 1
+            if i < len(args):
+                file_name = args[i]
+                i += 1
+        else:
+            i += 1
+
+    return directory_parts, file_name
+
+
+def get_content_from_user() -> list[str]:
+    lines = []
+    while True:
+        line = input("Enter content line: ")
+        if line == "stop":
+            break
+        lines.append(line)
+    return lines
+
+
+def build_file_content(lines: list[str]) -> str:
+    timestamp = datetime.now().strftime("%Y-%m-%d %H:%M:%S")
+    content = timestamp + "\n"
+    for index, line in enumerate(lines, start=1):
+        content += f"{index} {line}\n"
+    return content.rstrip("\n")
+
+
+def main() -> None:
+    args = sys.argv[1:]
+    directory_parts, file_name = parse_args(args)
+
+    if directory_parts:
+        dir_path = os.path.join(*directory_parts)
+        os.makedirs(dir_path, exist_ok=True)
+    else:
+        dir_path = ""
+
+    if file_name:
+        file_path = (
+            os.path.join(dir_path, file_name) if dir_path else file_name
+        )
+        lines = get_content_from_user()
+        content = build_file_content(lines)
+
+        file_exists = (
+            os.path.exists(file_path) and os.path.getsize(file_path) > 0
+        )
+        with open(file_path, "a") as f:
+            if file_exists:
+                f.write("\n\n")
+            f.write(content)
+
+
+main()