Add solution to problem 74 (#3110)

* Add solution to problem 74

* Fix typo

* Edit unnecessary comment

* Rename folder, add default params in solution()

* Rename file to solve conflicts

* Fix doctests

GGn0 committed 5y ago

d8f573c0fbc5363b268accca6d73c85b463da65f

Parent: d3ead53

Committed by GitHub <[email protected]> on 11/1/2020, 1:12:21 PM