import streamlit as st

def main():
    st.title("Advanced Calculator")
    
    # Number of inputs
    num_inputs = st.number_input("Enter the number of inputs", min_value=2, max_value=10, value=2, step=1)
    
    # User inputs
    numbers = []
    for i in range(num_inputs):
        numbers.append(st.number_input(f"Enter number {i+1}", value=0.0, format="%.2f"))
    
    operation = st.selectbox("Choose an operation", ["Addition", "Subtraction", "Multiplication", "Division", "Modulus", "Exponentiation", "Floor Division"])
    
    result = numbers[0]
    if st.button("Calculate"):
        try:
            if operation == "Exponentiation":
                base = st.number_input("Enter the base", value=1.0, format="%.2f")
                exponent = st.number_input("Enter the exponent", value=1.0, format="%.2f")
                result = base ** exponent
            else:
                for index, num in enumerate(numbers[1:]):
                    if operation == "Addition":
                        result += num
                    elif operation == "Subtraction":
                        result -= num
                    elif operation == "Multiplication":
                        result *= num
                    elif operation == "Division":
                        if num != 0:
                            result /= num
                        else:
                            st.error("Cannot divide by zero!")
                            return
                    elif operation == "Modulus":
                        if num != 0:
                            result %= num
                        else:
                            st.error("Cannot find modulus with zero!")
                            return
                    elif operation == "Floor Division":
                        if num != 0:
                            result //= num
                        else:
                            st.error("Cannot perform floor division by zero!")
                            return
            
            st.success(f"Result: {result}")
        except Exception as e:
            st.error(f"An error occurred: {e}")

if __name__ == "__main__":
    main()