1true() 2false() 3number("1.5") 4number('abc') 5-number('abc') 6number('-') 7floor(0.1) 8floor(-0.1) 9floor(-0) 10floor(0) 11floor(5.2) 12floor(-5.2) 13floor(100000000000000000000) 14floor(-100000000000000000000) 15floor(0 div 0) 16floor(1 div 0) 17floor(-1 div 0) 18ceiling(0.1) 19ceiling(-0.1) 20ceiling(-0) 21ceiling(0) 22ceiling(5.2) 23ceiling(-5.2) 24ceiling(100000000000000000000) 25ceiling(-100000000000000000000) 26ceiling(0 div 0) 27ceiling(1 div 0) 28ceiling(-1 div 0) 29round(0.1) 30round(5.2) 31round(5.5) 32round(5.6) 33round(-0.1) 34round(-5.2) 35round(-5.5) 36round(-5.6) 37round(0.5) 38round(-0.5) 39round(100000000000000000000) 40round(-100000000000000000000) 41round(0 div 0) 42round(1 div 0) 43round(-1 div 0) 44