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现在是11:30我都已经躺下了
但想起来今天没出题
赶紧又起来了
(冰河星云最近有事,不出意外的话最近都是我出题)
我太难了
开始出题吧:
输出乘法口诀表
(你不会以为就这么简单吧?不可能!)
今天我们不仅要输出正常的乘法口诀表,我们还要输出反向的,上效果:
==========我会帮您输出乘法口诀表==========
您要正向还是反向(正/反):反
9 * 9 = 81 9 * 8 = 72 9 * 7 = 63 9 * 6 = 54 9 * 5 = 45 9 * 4 = 36 9 * 3 = 27 9 * 2 = 18 9 * 1 = 9
8 * 8 = 64 8 * 7 = 56 8 * 6 = 48 8 * 5 = 40 8 * 4 = 32 8 * 3 = 24 8 * 2 = 16 8 * 1 = 8
7 * 7 = 49 7 * 6 = 42 7 * 5 = 35 7 * 4 = 28 7 * 3 = 21 7 * 2 = 14 7 * 1 = 7
6 * 6 = 36 6 * 5 = 30 6 * 4 = 24 6 * 3 = 18 6 * 2 = 12 6 * 1 = 6
5 * 5 = 25 5 * 4 = 20 5 * 3 = 15 5 * 2 = 10 5 * 1 = 5
4 * 4 = 16 4 * 3 = 12 4 * 2 = 8 4 * 1 = 4
3 * 3 = 9 3 * 2 = 6 3 * 1 = 3
2 * 2 = 4 2 * 1 = 2
1 * 1 = 1 ==========我会帮您输出乘法口诀表========== 您要正向还是反向(正/反):fan
您的输入有误!
请重新输入
您要正向还是反向(正/反):正
1 * 1 = 1
2 * 1 = 2 2 * 2 = 4
3 * 1 = 3 3 * 2 = 6 3 * 3 = 9
4 * 1 = 4 4 * 2 = 8 4 * 3 = 12 4 * 4 = 16
5 * 1 = 5 5 * 2 = 10 5 * 3 = 15 5 * 4 = 20 5 * 5 = 25
6 * 1 = 6 6 * 2 = 12 6 * 3 = 18 6 * 4 = 24 6 * 5 = 30 6 * 6 = 36
7 * 1 = 7 7 * 2 = 14 7 * 3 = 21 7 * 4 = 28 7 * 5 = 35 7 * 6 = 42 7 * 7 = 49
8 * 1 = 8 8 * 2 = 16 8 * 3 = 24 8 * 4 = 32 8 * 5 = 40 8 * 6 = 48 8 * 7 = 56 8 * 8 = 64
9 * 1 = 9 9 * 2 = 18 9 * 3 = 27 9 * 4 = 36 9 * 5 = 45 9 * 6 = 54 9 * 7 = 63 9 * 8 = 72 9 * 9 = 81
不能直接用print,要使用for循环啊! 
回复查看参考答案啊:
本帖最后由 1469396970 于 2020-5-5 08:57 编辑
- print('==========我会帮您输出乘法口诀表==========')
- s=input('您是要反向还是正向(反/正):')
- if s=='正':
- for i in range(1,10):
- for j in range(1,i+1):
- print('%s*%s=%s'%(i,j,i*j),end=' ')
- elif s=='反':
- for i in range(9,0,-1):
- for j in range(i,0,-1):
- print('%s*%s=%s'%(i,j,i*j),end=' ')
- else:
- print('您的输入有误!')
复制代码
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