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Guests from Tau Ceti#4303

Zelo težko · Geometry · Sorting

Communication with the organizers#4304

Zelo težko · Brute force · Strings

Opening Ceremony#4305

Lahko · Greedy algorithms

Sets#4306

Lahko · Dynamic programming · Math · Combinatorics

Rain#4307

Težko · Greedy algorithms · Binary Search · Sorting

Credit card#4308

Lahko · Number theory

Log Analysis#4309

Zelo lahko · Implementation · String suffix structures

Memory Manager#4310

Srednje · Implementation · Data Structures

Necklaces#4311

Lahko · Implementation · Data Structures

Persistent Queue#4312

Lahko · Data Structures · Implementation

Persistent stack#4313

Zelo lahko · Data Structures · Implementation

2D Flip#4314

Zelo lahko · Implementation

AVL#4315

Lahko · Dynamic programming · Fast Fourier transform

Simple Complexities#4316

Srednje · Number theory

A Task for a Second Grader#4317

Srednje · Implementation

Discrete Logarithm#4318

Lahko · Number theory · Math

A Task for a Sixth Grader#4319

Zelo težko · Number theory

Teams#4320

Težko · Graphs · Greedy algorithms · Constructive Algorithms · Graph matchings

Three Circles#4321

Zelo težko · Geometry

Busy Bees#4322

Zelo težko · Graphs · Shortest paths

Ring#4323

Zelo težko · Dynamic programming

Coup#4324

Zelo lahko · Segment Tree

Tree#4325

Težko · Prefix Sums · Data Structures · Trees · Depth-first Search

Bridges: The Final Battle#4326

Zelo težko · Dynamic programming · Graphs

Party#4327

Zelo težko · Graphs · Depth-first Search · Breadth-first Search · Greedy algorithms · Constructive Algorithms

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