INSTRUCTIONS
- The Doctor has 10 stethoscopes of lengths 18, 6, 9, 8, 3, 10, 14, 4, 7, 12.
- Stethoscopes start and end on instances of the same letter.
- The paths of the stethoscopes may not cross inside the bag.
- Certain points within the bag are marked with black circles and white circles, based on particular properties of those points. A subset of white circles that fulfil an additional property are marked with an extra asterisk.
Example of a correctly packed medical bag with stethoscopes of lengths 4 and 8
Example of a correctly packed medical bag with a stethoscope of length 12