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  1. public class TriangleUtilities {
  2. public static String getRow(int numberOfStars) {
  3. return null;
  4. }
  5. public static String getTriangle(int numberOfRows) {
  6. return null;
  7. }
  8. public static String getSmallTriangle() {
  9. return null;
  10. }
  11. public static String getLargeTriangle() {
  12. return null;
  13. }
  14. }