4 Commits

Author	SHA1	Message	Date
Jayeol Chun	a7010265f7	fix spelling error; suggestion for an alternative answer generating one less element, but obviously no great computational advantage	2017-07-04 00:34:47 -04:00
matianjun1	3db0975407	fix some small signal error	2017-06-19 13:52:11 +08:00
matianjun1	83d1ac8555	fix hint to subtitle	2017-06-19 10:55:30 +08:00
matianjun1	453fa9fa14	add exercise with hint	2017-06-18 22:46:28 +08:00