11x11= 111x111= 1111x1111= 11111x11111 111111x111

问题描述:

11x11= 111x111= 1111x1111= 11111x11111 111111x111
11x11=
111x111=
1111x1111=
11111x11111
111111x111111=

121,12321,1234321,123454321,12345654321