用列表生成器打印九九乘法表

Posted 2020-11-01 末

>>> print ‘\n‘.join([‘\t‘.join([‘%d * %d = %d‘%(y,x,x*y) for y in range(1,x+1)]) for x in range(1,10)])
1 * 1 = 1
1 * 2 = 2    2 * 2 = 4
1 * 3 = 3    2 * 3 = 6    3 * 3 = 9
1 * 4 = 4    2 * 4 = 8    3 * 4 = 12    4 * 4 = 16
1 * 5 = 5    2 * 5 = 10    3 * 5 = 15    4 * 5 = 20    5 * 5 = 25
1 * 6 = 6    2 * 6 = 12    3 * 6 = 18    4 * 6 = 24    5 * 6 = 30    6 * 6 = 36
1 * 7 = 7    2 * 7 = 14    3 * 7 = 21    4 * 7 = 28    5 * 7 = 35    6 * 7 = 42    7 * 7 = 49
1 * 8 = 8    2 * 8 = 16    3 * 8 = 24    4 * 8 = 32    5 * 8 = 40    6 * 8 = 48    7 * 8 = 56    8 * 8 = 64
1 * 9 = 9    2 * 9 = 18    3 * 9 = 27    4 * 9 = 36    5 * 9 = 45    6 * 9 = 54    7 * 9 = 63    8 * 9 = 72    9 * 9 = 81
>>>