01. Password Reset

def take_odd(password):
    return ''.join(password[i] for i in range(len(password)) if i % 2 != 0)

def cut_password(password, index, length):
    return password[:index] + password[index+length:]

def substitute_password(password, substring, substitute):
    if substring in password:
        return password.replace(substring, substitute)
    else:
        return "Nothing to replace!"

def process(test_password):
    password = test_password
    command = input()
    while command != "Done":
        command_part = command.split(" ")
        if command_part[0] == "TakeOdd":
            password = take_odd(password)
            print(password)
        elif command_part[0] == "Cut":
            index, length = command_part[1], command_part[2]
            password = cut_password(password, int(index), int(length))
            print(password)
        elif command_part[0] == "Substitute":
            substring, substitute_text = command_part[1], command_part[2]
            password = substitute_password(password, substring, substitute_text)
            print(password)

        command = input()

    print(f"Your password is: {password}")


if __name__ == "__main__":
    test_password = input()
    process(test_password)