def calculate_discount(price, discount_percent):
    # Bug: doesn't handle discount > 100 or negative price
    discount_amount = price * (discount_percent / 100)
    final_price = price - discount_amount
    
    # Bug: syntax error logic
    if final_price < 0
        final_price = 0
        
    return final_price

def divide_numbers(a, b):
    # Bug: division by zero not handled
    return a / b

# Hardcoded secret
API_KEY = "sk-live-1234567890abcdef1234567890abcdef"

def main():
    print(calculate_discount(100, 20))
    print(divide_numbers(10, 0))

if __name__ == '__main__':
    main()