Probleme

Domino#4640

Mediu · Graphs

Cliffs#4641

Ușor · Segment Tree · Binary Search

Conveyor#4642

Foarte dificil · Sorting

News#4643

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

Lotto#4644

Dificil · Number theory · Combinatorics

Cave#4646

Dificil · Breadth-first Search · Graphs · Implementation

Black-and-white cube#4647

Foarte ușor · Implementation

One-two#4648

Foarte ușor · Dynamic programming · Math

Optimal Cutting#4649

Foarte ușor · Graphs

Graph Tournament#4650

Foarte dificil · Graphs

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

Dificil · Math · Constructive Algorithms · Greedy algorithms

Number of requests#4652

Foarte dificil · Dynamic programming · Segment Tree · Divide and Conquer · Math

Two permutations#4653

Dificil · Queries · Prefix Sums

Robot horse#4654

Foarte dificil · Dynamic programming · Math

Hop-skip#4655

Dificil · Games · Combinatorics · Greedy algorithms

Suffix tree#4656

Foarte dificil · Suffix Array · Strings

Suffix tree of two strings#4657

Foarte dificil · Strings · Data Structures

Unique suffixes#4658

Foarte dificil · Suffix Array · Strings

Common Substring#4659

Foarte ușor · Suffix Array · Binary Search

Controlling set of strings#4660

Mediu · Dynamic programming · String suffix structures

Gold Mines#4661

Foarte ușor · Geometry

Chords#4662

Dificil · Geometry · String suffix structures

A Coloring Game#4663

Dificil · Games · Graphs · Combinatorics

Hippopotamus#4664

Mediu · Dynamic programming · Bitmasks

False RSA#4665

Foarte ușor · Number theory · Math

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