bismiallahé arrahmani arrahémé
liyakone:
1*1=1
11*11=121
111*111=12321
1111*1111=1234321
11111*11111=123454321
111111*111111=12345654321
1111111*1111111=1234567654321
11111111*11111111=123456787654321
111111111*111111111=12345678987654321
1111111111*1111111111=1234567900987654321
...........................................................................
............................................................................
.............................................................................
1
121
12321
1234321
123454321
12345654321
1234567654321
.....................
......................
benabderrahmane:P shokrane merci