513
2
30
747
0
30
908
0
30
986
2
30
1348
1
30
2444
0
29
836
0
29
1080
7
29
990
3
29
550
2
29
1707
15
29
958
0
29
729
2
29
2674
17
29
1082
2
28
889
0
28
1324
0
28
1409
2
28
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Keyword(s): 三角