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app.py

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+import streamlit as st
+
+st.title("Simple Calculator")
+
+# Input fields
+num1 = st.number_input("Enter first number", format="%.2f")
+num2 = st.number_input("Enter second number", format="%.2f")
+
+# Operation selection
+operation = st.selectbox("Select operation", ["+", "-", "*", "/"])
+
+# Perform calculation
+if st.button("Calculate"):
+    if operation == "+":
+        result = num1 + num2
+        st.success(f"The result is: {result}")
+    elif operation == "-":
+        result = num1 - num2
+        st.success(f"The result is: {result}")
+    elif operation == "*":
+        result = num1 * num2
+        st.success(f"The result is: {result}")
+    elif operation == "/":
+        if num2 != 0:
+            result = num1 / num2
+            st.success(f"The result is: {result}")
+        else:
+            st.error("Cannot divide by zero!")

requirement.txt

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+streamlit