A
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
B
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
C
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
D
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
X0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
X1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
X2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
X3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
X4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
X5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
X6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
X7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Y0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Y1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Y2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Y3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Y4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Y5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Y6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Y7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0