1true()
2false()
3number("1.5")
4number('abc')
5-number('abc')
6floor(0.1)
7floor(-0.1)
8floor(-0)
9floor(0)
10floor(5.2)
11floor(-5.2)
12ceiling(0.1)
13ceiling(-0.1)
14ceiling(-0)
15ceiling(0)
16ceiling(5.2)
17ceiling(-5.2)
18round(0.1)
19round(5.2)
20round(5.5)
21round(5.6)
22round(-0.1)
23round(-5.2)
24round(-5.5)
25round(-5.6)
26