1# length function 2length(1) 1\n length function 3length(11) 2\n length function 4length(111) 3\n length function 5length(abc) 1\n abc isn't last - TT161 6 7# read function 8# TODO? 9 10# scale function 11scale(1) 0\n scale function 12scale(1.0) 1\n TODO scale function 13scale(1.1) 1\n scale function 14scale(1.12) 2\n scale function 15scale(1.123) 3\n scale function 16 17# sqrt funtion 18sqrt(0) 0\n sqrt function 19sqrt(1) 1\n sqrt function 20sqrt(4) 2\n sqrt function 21 22# user defined functions 23define thrice (n) { return (3*n); } thrice(3); 9\n TODO thrice function 24