python学习——练习题(8),,"""题目:输出 9


"""题目:输出 9*9 乘法口诀表。"""def answer1():    """    自己用最普通的双重循环来输出    :return:    """    print("输出一:")    for i in range(1, 10):        for j in range(1, i + 1):            print("%d x %d =%2s" % (i, j, i * j), end="  ")        print()answer1()def answer2():    """    while循环,与另一种格式化    注意print 百分号(%)格式化输出,以%开始为标志设置输出的格式,而fomate格式化是以冒号(:)开始为标志设置字符串格式    :return:    """    print("输出二:")    i = 1    while i < 10:        j = 1        while j <= i:            print("{} x {} ={:2}".format(i, j, i * j), end="  ")            j += 1        print()        i += 1answer2()

  

python学习——练习题(8)

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