46 duplicated lines in:
  - part_4/src_push/app.js (8:73, 100%)
  - part_5/src_push/app.js (8:73, 100%)

12 duplicated lines in:
  - part_4/src_push/testharness.js (16:30, 100%)
  - part_5/src_push/testharness.js (16:30, 100%)