if (o instanceof Cell) {
        Cell<?, ?, ?> cell = (Cell<?, ?, ?>) o;
        Map<C, V> row = safeGet(rowMap(), cell.getRowKey());
        return row != null
            && Collections2.safeContains(
                row.entrySet(), immutableEntry(cell.getColumnKey(), cell.getValue()));
      }
      return false;
    }

    @Override
    public boolean remove(@Nullable Object o) {

    return Lists.newArrayList(contents);
  }

  @Override
  Collection<Integer> filter(Collection<Integer> elements, Predicate<? super Integer> predicate) {
    return Collections2.filter(elements, predicate);
  }

   * implementation.
   *
   * @since 7.0
   */
  protected boolean standardContainsAll(Collection<?> collection) {
    return Collections2.containsAllImpl(this, collection);
  }

  /**
   * A sensible definition of {@link #addAll} in terms of {@link #add}. If you override {@link

   * implementation.
   *
   * @since 7.0
   */
  protected boolean standardContainsAll(Collection<?> collection) {
    return Collections2.containsAllImpl(this, collection);
  }

  /**
   * A sensible definition of {@link #addAll} in terms of {@link #add}. If you override {@link

      if (o instanceof Cell) {
        Cell<?, ?, ?> cell = (Cell<?, ?, ?>) o;
        Map<C, V> row = safeGet(rowMap(), cell.getRowKey());
        return row != null
            && Collections2.safeContains(
                row.entrySet(), immutableEntry(cell.getColumnKey(), cell.getValue()));
      }
      return false;
    }

    @Override
    public boolean remove(@Nullable Object o) {

    return Lists.newArrayList(contents);
  }

  @Override
  Collection<Integer> filter(Collection<Integer> elements, Predicate<? super Integer> predicate) {
    return Collections2.filter(elements, predicate);
  }

      return range.contains(c);
    } catch (ClassCastException e) {
      return false;
    }
  }

  @Override
  public boolean containsAll(Collection<?> targets) {
    return Collections2.containsAllImpl(this, targets);
  }

  @Override
  public boolean isEmpty() {
    return false;
  }

  @Override

      return range.contains(c);
    } catch (ClassCastException e) {
      return false;
    }
  }

  @Override
  public boolean containsAll(Collection<?> targets) {
    return Collections2.containsAllImpl(this, targets);
  }

  @Override
  public boolean isEmpty() {
    return false;
  }

  @Override

 */

/**
 * Collection interfaces and implementations, and other utilities for collections. This package is a
 * part of the open-source <a href="https://github.com/google/guava">Guava</a> library.
 *
 * <p>The classes in this package include:
 *
 * <h2>Immutable collections</h2>
 *
 * These are collections whose contents will never change. They also offer a few additional

package com.google.common.collect;

import static com.google.common.base.Preconditions.checkNotNull;
import static com.google.common.base.Preconditions.checkPositionIndex;
import static java.util.Collections.emptyList;
import static java.util.Collections.emptySet;

import com.google.common.annotations.GwtCompatible;
import com.google.common.base.Predicate;
import com.google.errorprone.annotations.CanIgnoreReturnValue;