Shayan's blog

Codeforces Educational Round 175 (Div 2) — Video Tutorial
By Shayan, 7 hours ago, In English

Note: The text editorials will be provided by the authors of the round. This video tutorial acts as an additional resource for those who prefer video over text, not as a substitute for the text editorial.

2070A — FizzBuzz Remixed

Video

2070B — Robot Program

Video

2070C — Limited Repainting

Video

2070D — Tree Jumps

Video

2070E — Game with Binary String

Video
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107 minutes ago, # |
  Vote: I like it +10 Vote: I do not like it

Am I the only one who thought that in C you need to find the SUM of penalties?

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    99 minutes ago, # ^ |
    ← Rev. 2   Vote: I like it +5 Vote: I do not like it

    me also bro and wasted almost one hour

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    80 minutes ago, # ^ |
      Vote: I like it +2 Vote: I do not like it

    -100 elo or so just because I forgot to read

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57 minutes ago, # |
  Vote: I like it 0 Vote: I do not like it

I initially thought D was a combinatorics problem and got WA several times, but now I see it's actually DP.

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11 minutes ago, # |
  Vote: I like it 0 Vote: I do not like it

D is easier than usual and I'm completely stuck by the problem E. I try to guess the conclusion, but failed finally.

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