const n:int = 10
const m:int = 10

node concatenate(a:int^n; b:int^m) returns (o1, o2: int^(n+m))
let
    o1 = a @ b;
    o2 = b @ a;
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node slicing (a:int^n) returns (u1,u2 : int^3)
let
    u1 = a[0 .. 2];
    u2 = a[3 .. 5];
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node elt (a:int^m) returns (o:int^m)
var x : int;
let
   x = a[2] + 1;
   o = [ a with [1] = x ];
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node upd_dyn(a:int^m; i:int) returns (o:int^m)
let
  o = [ a with [i] = a[0] ];
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node elt_dyn (a:int^m; i:int) returns (o:int^m)
var x : int;
let
  x = a.[i] default 3;
  o = [ a with [1] = x ];
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node ten (i: int) returns (o:int^m)
let
  o = i^m;
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node constant(a,b:int) returns (o:int^4)
let
  o = [a,b,a,b];
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node test1() returns (r1,r2: int^3)
var x,y : int^10; z,t : int^20;
let
  x = ten(3);
  y = ten(4);
  (z,t) = concatenate(x,y);
  (r1,r2) = slicing(x);
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node elt_trunc (a:int^m^m; i,j:int) returns (o : int)
let
  o = a[>i<][>j<];
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