### A2SV_Group5's blog

By A2SV_Group5, history, 5 days ago,

Here is the link to the contest (the problems are from Codeforces problemset).

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Follow-up
Optimal Solution
Optimal Code

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#### E. Reachable Arrays

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• -1

By A2SV_Group5, history, 13 days ago,

Here is the link to the contest (the problems are from Codeforces problemset).

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Hint 1
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#### E. Consecutive Subarrays

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• 0

By A2SV_Group5, history, 3 weeks ago,

Here is the link to the contest (the problems are from Codeforces problemset).

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#### F. Messi versus Ronaldo

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By A2SV_Group5, history, 4 weeks ago,

Here is the contest link (all problems are from Codeforces' problemset).

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Hint 1
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#### E. Weighted Cycle Search

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By A2SV_Group5, history, 5 weeks ago,

Here is the link to the contest (4 of the problems are from Codeforces problemset).

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#### E. Seamless Flow

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By A2SV_Group5, 6 weeks ago,

Here is the link to the contest.

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#### E. Chasing Parity

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By A2SV_Group5, history, 7 weeks ago,

Here is the link to the contest.

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#### F. A Permutation Puzzle

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By A2SV_Group5, history, 2 months ago,

Here is the link to the contest.

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#### E. Numbers on the Blackboard

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• 0

By A2SV_Group5, history, 2 months ago,

Here is the link to the contest.

#### A. Escaping Prison

Idea and preparation: nahubn1123

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#### B. Empress Taytu and The Water Source

Idea and preparation: birsnot

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#### C. Ras Alula and The Decrypted Messages

Idea and preparation: birsnot

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#### D. Final Strength

Idea and preparation: Tikursew

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#### E. Machine Testing

Idea and preparation: nahubn1123

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#### F. Post-war Games

Idea and preparation: birsnot

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By A2SV_Group5, history, 2 months ago,

Here is the mashup link (the problems are from Codeforces' problem set).

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#### E. Yilal Doju

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By A2SV_Group5, history, 3 months ago,

Here is the mashup link (the problems are from Codeforces' problem set).

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#### E. Bracket Sequence Quest

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By A2SV_Group5, history, 3 months ago,

Here is the mashup link (the problems are from Codeforces' problem set).

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#### F. Players' Strength

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By A2SV_Group5, history, 3 months ago,

Here is the mashup link (the problems are from Codeforces' problem set).

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#### E. Equal matrix

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By A2SV_Group5, 3 months ago,

Here is the mashup link (the problems are from Codeforces' problem set).

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#### F. Product Tally

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By A2SV_Group5, history, 3 months ago,

Here is the mashup link (the problems are from Codeforces' problem set).

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#### F. Product Tally

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By A2SV_Group5, history, 3 months ago,

Here is the mashup link (the problems are from Codeforces' problem set).

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#### E. 'a' Special Substring

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By A2SV_Group5, history, 3 months ago,

Here is the mashup link (the problems are from Codeforces' problem set).

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#### E. Interesting String

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By A2SV_Group5, history, 3 months ago,

Here is the mashup link (the problems are from Codeforces' problem set).

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#### E. Neighboring sets

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By A2SV_Group5, history, 4 months ago,

Here is the mashup link (the problems are from Codeforces' problem set).

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#### E. Route for Maximum Beauty

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By A2SV_Group5, history, 4 months ago,

Here is the mashup link (the problems are from Codeforces' problem set).

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#### E. Interesting String

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By A2SV_Group5, history, 4 months ago,

Here is the mashup link (the problems are from Codeforces' problem set).

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#### D. The Keeper Game

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By A2SV_Group5, history, 4 months ago,

Here is the mashup link (the problems are from Codeforces' problem set).

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#### E. Global Contest Hour

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By A2SV_Group5, history, 4 months ago,

Here is the mashup link (the problems are from Codeforces' problem set).

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#### E. Beautiful String

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By A2SV_Group5, history, 5 months ago,

Here is the mashup link (the problems are from Codeforces' problem set).

#### A. Word Quest

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Complexity: O(1).

#### B. Z-OrderSort

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Complexity: O(nlogn)

#### C. Less or Equal

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Complexity: O(nlogn)

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#### E. OR in Matrix

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By A2SV_Group5, history, 5 months ago,

Here is the mashup link (the problems are from Codeforces' problem set).

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