on-restart-benchmarks/software/minizinc/share/minizinc/std/element_set.mzn

%-----------------------------------------------------------------------------%
% Requires that 'y' is the ith element of the array 'x'.
%-----------------------------------------------------------------------------%

predicate element_set(var int: i, array[int] of var set of int: x,
                      var set of int: y) =
    y = x[i];