EmilConst's blog

By EmilConst, 10 months ago, In English

A month ago IZhO 2020 was held in Almaty, Kazakhstan. Thanks to Tima we can submit our solutions here. Here is editorial for problems day1 A, day1 B, day2 C. Please write solutions for other problems in comments.
Benq has published his codes for all problems here.

Day1 A

Observation
Final

Day1 B

Observation 1
Observation 2
Observation 3
Observation 4
Final

Day2 C

Read Tima's comment.

 
 
 
 
  • Vote: I like it
  • +29
  • Vote: I do not like it

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10 months ago, # |
  Vote: I like it +13 Vote: I do not like it

That's great, thanks.

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9 months ago, # |
Rev. 2   Vote: I like it +29 Vote: I do not like it
Day 2 B (by request)
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9 months ago, # |
Rev. 2   Vote: I like it +36 Vote: I do not like it
Day 1 C (by request)
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9 months ago, # |
  Vote: I like it -8 Vote: I do not like it

Is there any source to upsolve IZhO 2020?