100644 blob a949899e2c69ca732e38bf8b0df14c40d452f5fa	var_opt_sketch.hpp
100644 blob ce0ac40662ceaa442264212ef0c4ac58947e2a99	var_opt_sketch_impl.hpp
100644 blob d0e22edc4f0be0882b37f5f96300b40e7b2344a2	var_opt_union.hpp
100644 blob fe1ee4970dc32aaebb3bd723e591a498f33dc45d	var_opt_union_impl.hpp