def digit_head
import bend-ml-llama@0.2.0.0/main.bend as BendMlLlamaimport Base
1308def digit_head(xs: List<&2, U32>) -> Bool:
1309 match xs:
1310 case Nil{}:
1311 False{}
1312 case Con{+b, t}:
1313 Bool.and(U32.is_le(48, b), U32.is_le(b, 57))