双j

0
11
j
0
1
j
0
1
0
10
j
0
1
j
0
1
j
0
1
j
0
1
j
0
2
j
0
1
j
0
2
j
0
1
j
0
2
j
0
1
j
0
1
j
0
1
j
0
2
j
0
2
j
0
2
j
0
2
j
0
2
j
0
1
j
0
1