OTHS Coding Competition 2

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Welcome to the second OTHS Coding Competition!

There will be 5 problems, the difficulty of which will be around that of CCC Junior.

The contest organizer is Riolku.

The problem setters are Ivan_Li and Humanthe2nd.

Special thanks to CubixularHelix, Sleepyleaf58, htoshiro, justinw_1, kevlu8, ostrichthattypes, weewoo14, zhai, PythonshellDebugwindow for testing and feedback on the problems.

The contest will run from September 26th, 15:10 EST to October 3th, 00:00 EST. After the contest window begins, you may begin at any time. Your personal timer will start counting down, and you will be able to submit until 1.5 hours from when you started, or until the hard deadline, whichever comes first.

Here are the parameters of the contest:

  • Contest duration: 1.5 hours.
  • Number of problems: 5, full feedback (you will see the results of your submissions instantly).
  • Each problem will be worth 100 marks, and may have partial marks in the form of subtasks.
  • Scoreboard will be hidden until your window is over.
  • Number of submissions allowed per problem: 50.
  • Checkers for problems: standard.
  • This contest is unrated.
  • It is guaranteed that all problems will be solvable with Python, Java, and C++.

Problems

Problem Points AC Rate Users Editorials
OTHS Coding Competition 2 P1 - Chess Pieces 3 60.6% 230
OTHS Coding Competition 2 P2 - Ghoul Investigators 3p 48.4% 190
OTHS Coding Competition 2 P3 - Tally Clicker 5 39.5% 185
OTHS Coding Competition 2 P4 - Magic Barrier 5p 37.7% 143 Editorial
OTHS Coding Competition 2 P5 - Coffee Jelly 7 41.1% 124 Editorial

Comments


  • -6
    copypastecoder  commented on Oct. 1, 2024, 10:11 p.m. ← edited

    This comment is hidden due to too much negative feedback. Show it anyway.


    • 0
      volcano  commented on Oct. 3, 2024, 12:36 p.m.

      username sus


    • -1
      dchoo333  commented on Oct. 3, 2024, 1:06 a.m.

      What prize would you expect?


    • -1
      htoshiro  commented on Oct. 2, 2024, 1:17 p.m.

      no, if there were, the post would mention it.


  • -2
    Ri_Si_Zz  commented on Oct. 1, 2024, 9:32 p.m. ← edit 2

    accidently pressed start because of my cute friend Sam and had only 30min left when im back home, only had time to do P1~3 lmao


    • -2
      Snapper_001  commented on Oct. 2, 2024, 6:44 p.m.

      Same Bro :(


  • -2
    Saikat  commented on Sept. 29, 2024, 7:23 p.m.

    Will an editorial be released after the contest is over ?


    • 1
      Ivan_Li  commented on Sept. 29, 2024, 11:31 p.m.

      probably, no guarantee that it will be released for every problem though


  • 0
    trishudapotat  commented on Sept. 27, 2024, 12:11 a.m.

    orz


    • -4
      petlop222  commented on Sept. 27, 2024, 1:22 a.m.

      orz (whats orz somebody please tell me)


    • 0
      trishudapotat  commented on Sept. 27, 2024, 12:11 a.m.

      still cant solve the quadratic tho


  • 1
    leiterally  commented on Sept. 26, 2024, 7:09 p.m.

    orz Ivan_Li 彼に最大限の敬意を払う


  • 0
    Dekilist123  commented on Sept. 26, 2024, 7:07 p.m.

    all hail Ivan_Li


  • -2
    Diputs66  commented on Sept. 26, 2024, 7:00 p.m.

    No idea how to do this


  • -7
    Raynfall  commented on Sept. 26, 2024, 6:59 p.m.

    This comment is hidden due to too much negative feedback. Show it anyway.


  • -10
    volcano  commented on Sept. 22, 2024, 9:50 p.m.

    This comment is hidden due to too much negative feedback. Show it anyway.


  • 8
    kevlu8  commented on Sept. 22, 2024, 9:37 p.m.

    as a tester, i can confirm that every problem is solvable in x86 assembly.


    • 6
      weewoo14  commented on Sept. 22, 2024, 9:41 p.m.

      as a tester, i can confirm that kevlu8 solved every problem in x86 assembly. everyone was quite shocked.


      • 0
        htoshiro  commented on Sept. 22, 2024, 11:54 p.m.

        as a tester, I can confirm kevlu8 is built different


  • 3
    htoshiro  commented on Sept. 5, 2024, 4:07 p.m.

    what a goated contest by the one and only goat Ivan_Li


    • 3
      Humanthe2nd  commented on Sept. 11, 2024, 4:02 p.m.

      He carrying the school