After being slightly delayed this year, the dates have just been posted on the official page.
Online Qualification Round July 6, 2018 4pm PST — July 8 4pm PST (72 hours)
Round 1 July 21, 2018 10am PST — July 22, 10am PST (24 hours)
2018 Hacker Cup Finals October 25 — 27, 2018
*qual: july 8 -> july 9
You copy wrong link. In text Online Qualification will start at
4pm PST
, in timeanddate at10am PST
.The link is the same as the one from the announcement, so i guess start date is a bit inconclusive until they post an update.