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Magic Star#6546

Orta · Brute force · Implementation

Magical Crafting#6547

Ýeňil · Dynamic programming

My brother`s diary#6548

Örän ýeňil · Brute force · Strings

Security Zone#6549

Ýeňil · Geometry

Sightseeing#6550

Ýeňil · Graphs · Dynamic programming

Suiting Weavers#6551

Kyn · Graph network flows · Greedy algorithms

Time to live#6552

Orta · Trees · Depth-first Search

Network Planning#6572

Ýeňil · Graphs · Greedy algorithms

ZZ#6573

Ýeňil · Dynamic programming

Chromosome#6574

Örän ýeňil · Implementation

Random Walks#6575

Orta · Combinatorics · Number theory · Prime factorization

Road#6576

Örän ýeňil · Graphs

DVDs#6577

Örän ýeňil · Data Structures · Implementation · Prefix Sums

Theater#6578

Kyn · Dynamic programming · Bitmasks

Fence#6579

Orta · Breadth-first Search · Shortest paths · Graphs

Magic Graphs#6580

Örän kyn · 2-SAT · Depth-first Search · Graphs

Attacking rooks#6581

Örän ýeňil · Graph matchings

Blogger language#6582

Örän kyn · Implementation · Strings

Counting Ones#6583

Örän ýeňil · Binary Search

Disjoint water supply#6584

Kyn · Graphs · Disjoint set union · Depth-first Search

Eleven#6585

Örän ýeňil · Dynamic programming · Math · Combinatorics

Football#6586

Örän ýeňil · Greedy algorithms · Implementation

Go up the Ultras#6587

Örän ýeňil · Implementation

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