all lines within function(s)

* [ ] [wk02](https://github.com/kangwonlee/eca24-wk02-assignment)
* [x] [wk03](https://github.com/kangwonlee/eca24-wk03-assignment) https://github.com/kangwonlee/eca24-wk03-assignment/commit/67ca92f5b02a022ee76a77d81f84e775b8ffafa4
* [ ] [wk04](https://github.com/kangwonlee/eca24-wk04-assignment)
* [x] [wk05](https://github.com/kangwonlee/eca24-wk05-assignment) https://github.com/kangwonlee/eca24-wk05-assignment/commit/49807f780aaaf979f3a3bef55d1bc5ea16d4d953
* [x] [wk06](https://github.com/kangwonlee/eca24-wk06-assignment) https://github.com/kangwonlee/eca24-wk06-assignment/commit/9ce99e0b655affd26d2ac65ace763a9f0cdfc4be
* [x] [wk08](https://github.com/kangwonlee/eca24-wk08-assignment) https://github.com/kangwonlee/eca24-wk08-assignment/commit/fc4334ea344cb7d1c5c71d6ee7f829d4cb9b738d
* [ ] [wk07](https://github.com/kangwonlee/eca24-wk07-assignment)
* [ ] [wk10](https://github.com/kangwonlee/eca24-wk10-assignment)
* [x] [wk10 v 1](https://github.com/kangwonlee/eca24-wk10-012-assignment) https://github.com/kangwonlee/eca24-wk10-012-assignment/commit/0e682371a34dafe56da33f7891aaa702c4307334
* [x] [wk10 v 2](https://github.com/kangwonlee/num_int_gaussian) https://github.com/kangwonlee/num_int_gaussian/commit/73467e5608a560416ab83d46e81b30ec8558ee54
* [x] [wk10 v 3](https://github.com/kangwonlee/cantilever_sfd_bmd) https://github.com/kangwonlee/cantilever_sfd_bmd/commit/b4b16f7016fc3c9ded3678e136eb40e653a64bff
* [ ] [wk10 v 4](https://github.com/kangwonlee/beam_section)
* [ ] wk11
* [x] [wk12](https://github.com/kangwonlee/water_tank) https://github.com/kangwonlee/water_tank/commit/58cacd5d43052f9087a3e106d0a330d2e5dc26b8
* [x] [wk last](https://github.com/kangwonlee/damped_vibrations) https://github.com/kangwonlee/damped_vibrations/commit/58249f53c65ac286825647b9a2bbdc0375789d93