Update app.py

app.py

@@ -1,16 +1,6 @@
 # Import streamlit library
 import streamlit as st
 
-# Create a header
-st.header('Welcome to Our Streamlit Application')
-
-# Create a sub-header
-st.subheader('This is a simple demonstration of headers and sub-headers')
-# Import streamlit library
-
-import streamlit as st
-
-
 # Create a header
 
 st.header('Sum Calculator')