test
task file created
add task1-13, send for review
Change 1-13 according to review
Add task-2,, sent for review
Add task3-20, sent for review
Add Kirichenko variant
add 4-20
reviewed 4 and improve K
add 5-11, reviewed
add example
6-07 updates
add name-time for bus stops function
Adding comprasion functions
add sorting
implement search
Fixed sorting to sort both fwd and bwd lists
sent 6-07 for review
Add sorting with tail-recursion
partial improvement