Update app.py

app.py

@@ -1 +1,26 @@
-print("hi")
+import gradio as gr
+
+def calculator(a, b, operation):
+    if operation == "Add":
+        return a + b
+    elif operation == "Subtract":
+        return a - b
+    elif operation == "Multiply":
+        return a * b
+    elif operation == "Divide":
+        return a / b if b != 0 else "Error: Division by zero"
+
+with gr.Blocks() as demo:
+    gr.Markdown("# 🧮 Simple Calculator")
+
+    with gr.Row():
+        a = gr.Number(label="First Number")
+        b = gr.Number(label="Second Number")
+
+    operation = gr.Radio(["Add", "Subtract", "Multiply", "Divide"], label="Operation")
+    result = gr.Textbox(label="Result")
+
+    btn = gr.Button("Calculate")
+    btn.click(calculator, inputs=[a, b, operation], outputs=result)
+
+demo.launch()