COCI (CROATIAN OPEN COMPETITION IN INFORMATICS) 2019-2020 Contest#23
Difference between en3 and en4, changed 2 character(s)
On [this date:](https://www.timeanddate.com/worldclock/fixedtime.html?day=14&month=12&year=2019&hour=14&min=0&sec=0&p1=0) there will be COCI contest in this link: http://hsin.hr/coci/ You can study for the old COCI's here:  https://oj.uz/problems/source/122 Also this site has an online judge. And this is another online judge option [Dmoj.ca](https://dmoj.ca/) .It will take three hours.↵
**UPD: Registrations opened.**

History

 
 
 
 
Revisions
 
 
  Rev. Lang. By When Δ Comment
en5 English Kastamonu 2019-12-14 00:47:52 22 Tiny change: ' opened.**' -> ' opened.**\n**UPD: Last 1 Day.**'
en4 English Kastamonu 2019-12-13 10:17:02 2
en3 English Kastamonu 2019-12-12 18:45:24 4 Tiny change: 'hours.\n****UPD**: Registra' -> 'hours.\n**UPD: Registra'
en2 English Kastamonu 2019-12-12 18:43:10 35 Tiny change: 'ree hours. ' -> 'ree hours.\n****UPD**: Registrations opened.**'
en1 English Kastamonu 2019-12-12 18:41:47 456 Initial revision (published)