A 1 1 1 1 0 0 0 0 0 0
B 0 1 1 1 1 0 0 0 0 0
C 0 0 1 1 1 1 0 0 0 0
D 0 0 0 1 1 1 1 0 0 0
E 0 0 0 0 1 1 1 1 0 0
F 0 0 0 0 0 1 1 1 1 0
G 0 0 0 0 0 0 1 1 1 1
H 1 0 0 0 0 0 0 1 1 1
I  1 1 0 0 0 0 0 0 1 1
J 1 1 1 0 0 0 0 0 0 1