Problèmes

Building Spanning Trees#11268

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

Lemurian parties - easy#11269

Facile · Combinatorics · Number theory

The Uncountable Ways#11270

Facile · Combinatorics · Number theory · Prefix Sums

Sum of squares Cnk#11271

Très facile · Combinatorics · Math

Anne's game#11272

Très facile · Combinatorics · Number theory

Kitty's Calculations on a Tree#11273

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

Max or Min#11274

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

Level Up#11275

Difficile · Dynamic programming · Knapsack · Sorting

Cycle String?#11277

Difficile · Constructive Algorithms · Strings · Greedy algorithms

Life Transfer#11278

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

Game on a Tree#11279

Difficile · Games · Trees · Depth-first Search

Projection#11280

Difficile · Greedy algorithms · Constructive Algorithms

Tree Permutations#11281

Très difficile · Greedy algorithms · Sorting · Data Structures · Constructive Algorithms · Trees

Absolute Game#11282

Facile · Greedy algorithms · Sorting

Graph and Cycles#11283

Difficile · Greedy algorithms · Graphs · Sorting · Combinatorics

Stranded Robot#11284

Facile · Breadth-first Search · Graphs · Shortest paths

Find XOR on a segment#11285

Très facile · Prefix Sums · Bitwise Operations

Twice bigger#11286

Facile · Binary Search

Peak Element#11287

Facile · Binary Search

Pair the people#11288

Facile · Dynamic programming

Labelled graphs#11289

Très facile · Combinatorics · Number theory

Card game#11290

Très facile · Implementation

Distributing the Money#11291

Difficile · Dynamic programming · Knapsack

Spiderman in Baku#11292

Moyen · Number theory · Prefix Sums · Hashing

Koba and banana tree#11293

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

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