# write a micrpythn program to make a clculator
import math

def calculator():
    while True:
        print("\nSimple Calculator")
        print("1. Addition")
        print("2. Subtraction")
        print("3. Multiplication")
        print("4. Division")
        print("5. Square")
        print("6. Square Root")
        print("7. Logarithm")
        print("8. Sine")
        print("9. Cosine")
        print("10. Tangent")
        print("11. Exit")
        choice = int(input("Enter choice (1/2/3/4/5/6/7/8/9/10/11): "))
        if choice not in range(1, 12):
            print("Invalid choice. Please enter a number between 1 and 11.")
            continue
        if choice == 11:
            break
        num1 = float(input("Enter first number: "))
        if choice == 5:
            print("Square of", num1, "=", math.pow(num1, 2))
        elif choice == 6:
            print("Square root of", num1, "=", math.sqrt(num1))
        elif choice == 7:
            base = float(input("Enter base (default is e): "))
            print("Logarithm of", num1, "to the base", base, "=", math.log(num1, base))
        elif choice in [8, 9, 10]:
            angle = float(input("Enter angle in degrees: "))
            print(["sin", "cos", "tan"][choice-8], "of", angle, "=", math.sin(math.radians(angle))) if choice == 8 else print(["sin", "cos", "tan"][choice-8], "of", angle, "=", math.cos(math.radians(angle))) if choice == 9 else print(["sin", "cos", "tan"][choice-8], "of", angle, "=", math.tan(math.radians(angle)))
        else:
            num2 = float(input("Enter second number: "))
            print(num1, "+", num2, "=", num1 + num2) 
        if choice == 1 else print(num1, "-", num2, "=", num1 - num2) if choice == 2 else print(num1, "*", num2, "=", num1 * num2) if choice == 3 else print(num1, "/", num2, "=", num1 / num2) if choice == 4 and num2 != 0 else print("Error! Division by zero is not allowed.")

calculator()