/*
 * Represents a segment of the histogram (such as all A's or all B's).
 * It is represented by a letter grade and has a lower cutoff. It is made
 * up of a collection of HistoRows.
 */
package Visual;
import java.util.Collection;
class HistoSegment {
   char LetterGrade;
   int cutoff;
   Collection<HistoRow> rows;
}