$ ./a.out 
a
aa
aaa
aaaa
aaaaa
aaaaaa
aaaaaaa
aaaaaaaa
aaaaaaaaa
aaaaaaaaa
aaaaaaaaaa
aaaaaaaaaaa
1:      =
2:      =
3:      =
4:      =
5:      =
6:      =
7:      =
8:      =
9:      =
Other:  =