Create app.py

app.py

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+import streamlit as st
+
+# Streamlit App Title
+st.title("Simple Calculator")
+
+# User Input
+num1 = st.number_input("Enter first number", value=0.0, step=0.1)
+num2 = st.number_input("Enter second number", value=0.0, step=0.1)
+
+# Operation Selection
+operation = st.selectbox("Choose operation", ["Addition", "Subtraction", "Multiplication", "Division"])
+
+# Perform Calculation
+if st.button("Calculate"):
+    if operation == "Addition":
+        result = num1 + num2
+    elif operation == "Subtraction":
+        result = num1 - num2
+    elif operation == "Multiplication":
+        result = num1 * num2
+    elif operation == "Division":
+        if num2 == 0:
+            result = "Error! Division by zero."
+        else:
+            result = num1 / num2
+    st.success(f"Result: {result}")