2020 International Olympiad in Informatics Day 1 (Mirror)

This will be a mirror of the 2020 International Olympiad in Informatics (IOI 2020) Day 1.

This contest is not rated.


  • All problems will be C++ only.
  • Contest duration: 5 hours.
  • Number of problems: 3.
  • Each problem is worth 100 points with subtasks that offer partial credit.
  • Partial output: None.
  • You may make up to 50 submissions for each task.
  • Scoreboard will be visible.

Problems

Problem Points AC Rate Users
IOI '20 P1 - Comparing Plants 40p 2.9% 2
IOI '20 P2 - Connecting Supertrees 15p 12.2% 13
IOI '20 P3 - Carnival Tickets 20p 11.5% 8

Comments


  • -18
    andrewrsv  commented on Sept. 20, 2020, 5:55 a.m.

    This comment is hidden due to too much negative feedback. Click here to view it.


  • -14
    andrewrsv  commented on Sept. 20, 2020, 5:54 a.m.

    This comment is hidden due to too much negative feedback. Click here to view it.


  • 12
    Averesoft  commented on Sept. 19, 2020, 4:24 p.m.

    Good luck to zhouzixiang2004 (OP), thomas0115 (genius), george_chen (ioi veteran) and ChrisT (orz)!