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Guests from Tau Ceti#4303

बहुत कठिन · Geometry · Sorting

Communication with the organizers#4304

बहुत कठिन · Brute force · Strings

Opening Ceremony#4305

आसान · Greedy algorithms

Sets#4306

आसान · Dynamic programming · Math · Combinatorics

Rain#4307

कठिन · Greedy algorithms · Binary Search · Sorting

Credit card#4308

आसान · Number theory

Log Analysis#4309

बहुत आसान · Implementation · String suffix structures

Memory Manager#4310

मध्यम · Implementation · Data Structures

Necklaces#4311

आसान · Implementation · Data Structures

Persistent Queue#4312

आसान · Data Structures · Implementation

Persistent stack#4313

बहुत आसान · Data Structures · Implementation

2D Flip#4314

बहुत आसान · Implementation

AVL#4315

आसान · Dynamic programming · Fast Fourier transform

Simple Complexities#4316

मध्यम · Number theory

A Task for a Second Grader#4317

मध्यम · Implementation

Discrete Logarithm#4318

आसान · Number theory · Math

A Task for a Sixth Grader#4319

बहुत कठिन · Number theory

Teams#4320

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

Three Circles#4321

बहुत कठिन · Geometry

Busy Bees#4322

बहुत कठिन · Graphs · Shortest paths

Ring#4323

बहुत कठिन · Dynamic programming

Coup#4324

बहुत आसान · Segment Tree

Tree#4325

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

Bridges: The Final Battle#4326

बहुत कठिन · Dynamic programming · Graphs

Party#4327

बहुत कठिन · Graphs · Depth-first Search · Breadth-first Search · Greedy algorithms · Constructive Algorithms

3976-4000 में से 9226