Update app.py

app.py

@@ -1,4 +1,15 @@
 import streamlit as st
 
-x = st.slider('Select a value', max_value=10)
-st.write(x, 'squared is', x * x)
+A = st.number_input(
+    "Insert the initial investment (in $): "
+)
+r = st.number_input(
+    "Insert the interest rate (nominal in %): "
+)
+T = st.number_input(
+    "Insert the number of years of your investment: "
+)
+
+y = A * (1 + r/100)**T
+
+st.write(f"Your money after {T} years is ${y}")