import java.util.Set;
import org.jspecify.annotations.Nullable;

/**
 * A collection that supports order-independent equality, like {@link Set}, but may have duplicate
 * elements. A multiset is also sometimes called a <i>bag</i>.
 *
 * <p>Elements of a multiset that are equal to one another are referred to as <i>occurrences</i> of
 * the same single element. The total number of occurrences of an element in a multiset is called

import org.jspecify.annotations.Nullable;

/**
 * A collection that supports order-independent equality, like {@link Set}, but may have duplicate
 * elements. A multiset is also sometimes called a <i>bag</i>.
 *
 * <p>Elements of a multiset that are equal to one another are referred to as <i>occurrences</i> of
 * the same single element. The total number of occurrences of an element in a multiset is called

2231..22F1    ; valid                  ;      ; NV8    # 1.1  CLOCKWISE INTEGRAL..DOWN RIGHT DIAGONAL ELLIPSIS
22F2..22FF    ; valid                  ;      ; NV8    # 3.2  ELEMENT OF WITH LONG HORIZONTAL STROKE..Z NOTATION BAG MEMBERSHIP
2300          ; valid                  ;      ; NV8    # 1.1  DIAMETER SIGN
2301          ; valid                  ;      ; NV8    # 3.0  ELECTRIC ARROW