python--打印九九乘法口诀

# 打印99 乘法表 for a in range(1, 10): for b in range(1, a + 1): # a = 1 print('{}x{}={}\t'.format(b, a, a * b), end='') print() 1x1=1 1x2=2 2x2=4 1x3=3 2x3=6 3x3=9 1x4=4 2x4=8 3x4=12 4x4=

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