المسائل

Building Spanning Trees#11268

صعب · Combinatorics · Disjoint set union · Trees · Number theory

Lemurian parties - easy#11269

سهل · Combinatorics · Number theory

The Uncountable Ways#11270

سهل · Combinatorics · Number theory · Prefix Sums

Sum of squares Cnk#11271

سهل جدًا · Combinatorics · Math

Anne's game#11272

سهل جدًا · Combinatorics · Number theory

Kitty's Calculations on a Tree#11273

سهل · Trees · Depth-first Search · Graphs · Data Structures · Prefix Sums · Sorting

Max or Min#11274

متوسط · Segment Tree · Data Structures · Greedy algorithms · Combinatorics

Level Up#11275

صعب · Dynamic programming · Knapsack · Sorting

Cycle String?#11277

صعب · Constructive Algorithms · Strings · Greedy algorithms

Life Transfer#11278

صعب · Greedy algorithms · Prefix Sums · Sorting · Constructive Algorithms

Game on a Tree#11279

صعب · Games · Trees · Depth-first Search

Projection#11280

صعب · Greedy algorithms · Constructive Algorithms

Tree Permutations#11281

صعب جدًا · Greedy algorithms · Sorting · Data Structures · Constructive Algorithms · Trees

Absolute Game#11282

سهل · Greedy algorithms · Sorting

Graph and Cycles#11283

صعب · Greedy algorithms · Graphs · Sorting · Combinatorics

Stranded Robot#11284

سهل · Breadth-first Search · Graphs · Shortest paths

Find XOR on a segment#11285

سهل جدًا · Prefix Sums · Bitwise Operations

Twice bigger#11286

سهل · Binary Search

Peak Element#11287

سهل · Binary Search

Pair the people#11288

سهل · Dynamic programming

Labelled graphs#11289

سهل جدًا · Combinatorics · Number theory

Card game#11290

سهل جدًا · Implementation

Distributing the Money#11291

صعب · Dynamic programming · Knapsack

Spiderman in Baku#11292

متوسط · Number theory · Prefix Sums · Hashing

Koba and banana tree#11293

سهل · Trees · Depth-first Search · Data Structures · Greedy algorithms

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