5
dfgdfgdfgdfgdfg
4
dfgdfgdfgdfg
3
xcczxvcxvxcvxc
2
dfgdfgdfgdfgdfgdfgdgfgfg
jhjhjhjhjhjhjhjhjhjhjhjhjhjhjhjh
hujvvvvvvvvvvvvvv
==============
bbbbbbbbbbbbbbbbdfgdfgdfgdfgdfg
dfgdfgdfgdfg
xcczxvcxvxcvxc
dfgdfgdfgdfgdfgdfgdgfgfg
hujvvvvvvvvvvvvvv