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system module _aconcat
import _SystemArray,StdInt,StdEnum,StdList
arrayConcat a1 a2
:==r2
where
r2={r1 & [i+s1]=a2.[i] \\ i<-[0..s2-1]}
r1={r0 & [i]=a1.[i] \\ i<-[0..s1-1]}
r0=_createArrayc (s1+s2)
s1=size a1
s2=size a2
arrayPlusList a l
:==r2
where
r2={r1 & [i+s1]=e \\ i<-[0..s2-1] & e<-l}
r1={r0 & [i]=a.[i] \\ i<-[0..s1-1]}
r0=_createArrayc (s1+s2)
s1=size a
s2=length l
arrayPlusRevList a l
:==r2
where
r2={r1 & [sr-i]=e \\ i<-[1..s2] & e<-l}
r1={r0 & [i]=a.[i] \\ i<-[0..s1-1]}
r0=_createArrayc sr
sr=s1+s2
s2=length l
s1=size a
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