Update app.py

app.py

@@ -831,7 +831,7 @@ if binary_file:
 else:
     st.info("No file uploaded — manually enter binary data below.")
     df_binary = st.data_editor(
-        pd.DataFrame(columns=[str(1)]),
+        pd.DataFrame([str(i) for i in range(1, 20)]),
         num_rows="dynamic", key="manual_input"
     )