06:00
4
Latex
06:00 
07:00
3
05:06
1
05:16
0
05:07
1
08:00
0
06:00
0
08:00
0
05:01
1
06:24
1
08:00
0
09:48
1
05:06
2
05:12
1
32:09
1
05:00
0
05:30
2
06:00
3
13:59
0
13:05
1
