O yeah, practice!

O yeah, prepare for interview, need some practice :)


from random import randint

level_1 = 2
level_2 = 2

keyboard_input = ''
while keyboard_input != 'quit' :
    num1 = randint(10 ** (level_1 -1), 10 ** level_1)
    num2 = randint(10 ** (level_2 -1), 10 ** level_2)
    ans = num1 * num2
    print ("%d * %d \n" % (num1, num2))
    ans_input = raw_input()
    while int(ans_input) != ans :
        if ans_input == '-1' :
            print (ans)
            break
        ans_input = raw_input('wrong answer\n')

    print('correct\n')
    keyboard_input = raw_input('next?')