start exploring ty-scheme!
ch01 ... done
2.1.2 - done
2.1.4 - done
2.2.1 - done
2.2.2 - done
2.2.3
2.2.4
2.3, 2.4
3.1.2
3.2
3.3
ch4 done
renaming dir for convenient
something about bump-counter
5.1 - done
fluid-let - done
recursion - a problem
6.1 done
6.2 - done