import streamlit as st st.title("Simple Calculator") a, b, c, d = st.columns(4) def calculator(): num1 = st.number_input("Input First Number Here") num2 = st.number_input("Input Second Number Here") if a.button("Addition"): add = num1 + num2 st.write(f"The Result Is: {add}") if b.button("Multiplication"): mul = num1 * num2 st.write(f"The Result Is: {mul}") if c.button("Division"): if num2 != 0: div = num1 / num2 st.write(f"The Result Is: {div}") else: st.error("Division by Zero is not allowed.") if d.button("Minus"): sub = num1 - num2 st.write(f"The Result Is: {sub}") calculator() #( #debar.title("Calculator App") #e = st.sidebar.radio("Select Operation", ("Addition",)) # # page == "Addition": # add() #name__ == "__main__":