Create app.py

app.py

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+import streamlit as st
+
+st.set_page_config(page_title="Student Calculator App", page_icon="🧮")
+
+st.title("🧮 Student Calculator App")
+
+# Input fields
+num1 = st.number_input("Enter first number", format="%f")
+num2 = st.number_input("Enter second number", format="%f")
+
+operation = st.radio("Select Operation", ["Add", "Subtract", "Multiply", "Divide"])
+
+# Calculation
+def calculate(a, b, op):
+    if op == "Add":
+        return a + b
+    elif op == "Subtract":
+        return a - b
+    elif op == "Multiply":
+        return a * b
+    elif op == "Divide":
+        if b == 0:
+            return "Error: Division by zero"
+        return a / b
+
+if st.button("Calculate"):
+    result = calculate(num1, num2, operation)
+    st.success(f"Result: {result}")