diff --git a/app/main.py b/app/main.py
index 1b70596b..a2c4e5c9 100644
--- a/app/main.py
+++ b/app/main.py
@@ -1,6 +1,15 @@
-def main():
-    # write your code here
-    pass
+def main() -> None:
+    file_name = input("Enter name of the file: ")
+
+    lines = []
+    while True:
+        line = input("Enter new line of content: ")
+        if line == "stop":
+            break
+        lines.append(line)
+
+    with open(f"{file_name}.txt", "a") as file:
+        file.write("\n".join(lines))
 
 
 if __name__ == "__main__":