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说明

输入一个整数n（1<=n<=9）,输出1——n的乘法口诀表。

输入5

输出

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

样例