0
"H"
13
equals
14
animation
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
less than or equal to "t" less than or equal to
18
19
0
less than or equal to "t" less than or equal to
20
0
less than or equal to "t" less than or equal to
21
22
0
16 pi
23
24
ดำเนินการโดย
ดำเนินการโดย
กราฟเปล่าใหม่
ตัวอย่าง