ok
0
4
ok
0
2
ok
0
2
ok
0
2
ok
0
1
ok
0
1
ok
0
1
ok
0
1
ok
0
1
ok
0
1
ok
0
1
ok
0
1
ok
0
1
ok
0
1
ok
0
2
ok
0
2
ok
0
1
ok
0
1
ok
0
1
ok
0
2