Add application file

app.py

@@ -0,0 +1,11 @@
+# -*- coding: utf-8 -*-
+"""
+Created on Sun Jul 30 13:56:51 2023
+
+@author: NAVEEN AGGARWAL
+"""
+
+import streamlit as st
+
+x = st.slider('Select a value')
+st.write(x, 'squared is', x * x)