1653
11
54
1624
2
54
951
0
53
500
0
53
1135
0
53
1005
1
52
1911
14
52
1260
20
52
696
14
51
1780
5
51
236
0
51
479
0
51
1717
19
51
1550
0
51
2043
7
50
869
0
50
2607
5
50
1436
3
50
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Keyword(s): 公式 数学