import tester.ISame;

/**
 * This interface represents a list of items of the type 
 * <code>T</code>.
 *
 * @param <T> the data type of the items in this list
 */
interface ILo<T extends ISame<T>>{
  
  /** 
   * Compute the total size of this list.
   * @return the size of this list
   */
  int size();
  
  /**
   * Does this list of accounts contain the given account?
   * @param a the given account
   * @return true if the accounts are the same
   */
  boolean contains(T t);
}