921
1
0
921
1
0
921
0
1
921
1
1
921
1
0
921
2
0
921
2
1
921
0
2
920
2
0
920
3
0
920
1
0
920
5
0
920
2
0
919
1
0
919
1
0
919
1
1
919
2
0
918
2
0
918
1
0
918
2
0
918
1
1
917
0
1
917
1
0
917
1
0
917
3
0
917
2
0
917
1
2
916
1
0
916
1
0
915
3
0
915
3
0
915
2
0
915
1
1
915
0
2
914
1
0
914
1
0
914
1
0
914
2
0
913
1
0
913
1
0
913
0
1
913
3
0
913
2
0
913
2
0
913
1
0
912
1
0
912
1
0
912
0
1