1predicate fzn_sum_pred(var int: i, array[int] of set of int: sets, 2 array[int] of int: cs, var int: s) = 3 let { 4 array[index_set(sets)] of int: sums = [ sum(i in sets[j])(cs[i]) | j in index_set(sets) ]; 5 } in sums[i] = s; 6
dekker.one