10
11
0
less than or equal to "t" less than or equal to
12
0
less than or equal to "t" less than or equal to
13
0
less than or equal to "t" less than or equal to
14
0
less than or equal to "t" less than or equal to
15
0
less than or equal to "t" less than or equal to
16
0
less than or equal to "t" less than or equal to
17
18
19
20
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