Eoin McDonnell warm-up sumbissions needed for week 3

[emberborja]

• [x] Day 11
  • [x] Shortest Word
  • [x] Complementary DNA
• [x] Day 12
  • [x] Highest and Lowest
  • [x] Friend or Foe?
• [x] Day 13
  • [x] Human Readable Time
  • [x] List Filtering
• [x] Day 14
  • [x] Two to One