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Domino#4640

Orta · Graphs

Cliffs#4641

Ýeňil · Segment Tree · Binary Search

Conveyor#4642

Örän kyn · Sorting

News#4643

Kyn · Math · Number theory · Disjoint set union · Graphs

Lotto#4644

Kyn · Number theory · Combinatorics

Cave#4646

Kyn · Breadth-first Search · Graphs · Implementation

Black-and-white cube#4647

Örän ýeňil · Implementation

One-two#4648

Örän ýeňil · Dynamic programming · Math

Optimal Cutting#4649

Örän ýeňil · Graphs

Graph Tournament#4650

Örän kyn · Graphs

A lock in the form of a mini-game#4651

Kyn · Math · Constructive Algorithms · Greedy algorithms

Number of requests#4652

Örän kyn · Dynamic programming · Segment Tree · Divide and Conquer · Math

Two permutations#4653

Kyn · Queries · Prefix Sums

Robot horse#4654

Örän kyn · Dynamic programming · Math

Hop-skip#4655

Kyn · Games · Combinatorics · Greedy algorithms

Suffix tree#4656

Örän kyn · Suffix Array · Strings

Suffix tree of two strings#4657

Örän kyn · Strings · Data Structures

Unique suffixes#4658

Örän kyn · Suffix Array · Strings

Common Substring#4659

Örän ýeňil · Suffix Array · Binary Search

Controlling set of strings#4660

Orta · Dynamic programming · String suffix structures

Gold Mines#4661

Örän ýeňil · Geometry

Chords#4662

Kyn · Geometry · String suffix structures

A Coloring Game#4663

Kyn · Games · Graphs · Combinatorics

Hippopotamus#4664

Orta · Dynamic programming · Bitmasks

False RSA#4665

Örän ýeňil · Number theory · Math

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