I want to reminder you that Google Code Jam Qualification Round is starting tonight at 07.04.2017 23:00 UTC and will last for 27 hours. You will be able to register for qualification till the end.
Full Google Code Jam schedule:
- Qualification 07.04.2017 23:00 UTC — 27 hours
- Online Round 1: Sub-Round A 15.04.2017 01:00 UTC — 2 hours 30 minutes
- Online Round 1: Sub-Round B 22.04.2017 16:00 UTC — 2 hours 30 minutes
- Online Round 1: Sub-Round C 30.04.2017 09:00 UTC — 2 hours 30 minutes
- Online Round 2 13.05.2017 14:00 UTC — 2 hours 30 minutes
- Online Round 3 10.06.2017 14:00 UTC — 2 hours 30 minutes
- Onsite Finals 11.08.2017 11:30 UTC — 4 hours
More information and contests rules you can find on About page. On Past contests past you can get acquainted with previous years tasks and peculiarity of the testing system.
Registration is open until the end of qualification round.
UPD 18332 successfully qualified
Reminder: qualification round started 41 minutes ago.
Answered, the minimun point to pass is 25 =P
can someone explain how to solve problem C using binary search? (the official problem analysis uses a set and a hash table to count)