0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
nxt
0
1
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
nxt
0
1
0
1
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
nxt
0
1
0
1
0
0
0
0
0
0
0
1
0
0
0
0
0
1
0
0
nxt
0
1
0
1
0
1
0
0
0
0
0
1
0
0
0
0
0
1
0
0
nxt
0
1
0
1
0
1
0
1
0
0
0
1
0
0
0
0
0
1
0
0
nxt
0
1
0
2
0
1
0
1
0
0
0
1
0
0
0
0
0
1
0
0
nxt
0
1
0
2
0
1
0
2
0
0
0
1
0
0
0
0
0
1
0
0
nxt
10
1
0
1
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
nxt
10
0
0
0
0
0
0
0
0
0
0
0
0
0
10
0
0
0
0
0
nxt
10
0
0
0
0
0
0
10
0
0