Προβλήματα

Vasylko and Sequences#4511

Πολύ εύκολο · Dynamic programming · Bitmasks

Vitaliy and Sequence#4512

Πολύ εύκολο · Bitmasks · Greedy algorithms

Sorting of Railcars - B#4513

Μέτριο · Stacks · Greedy algorithms

Sorting of Railcars - A#4514

Μέτριο · Implementation · Brute force

And again the chain#4515

Εύκολο · Binary Search

Trees in the garden#4516

Πολύ εύκολο · Graphs · Binary Search

Delivery#4517

Δύσκολο · Dynamic programming · Prefix Sums

Division of Polygons#4518

Εύκολο · Geometry · Convex Hull

Sages#4519

Δύσκολο · Greedy algorithms · Combinatorics

Wikipedia#4521

Εύκολο · Implementation · Strings

Compacting Stickers#4522

Πολύ εύκολο · String suffix structures · Greedy algorithms

A New Word in Advertising#4523

Δύσκολο · Dynamic programming · Strings

Improve RLE#4524

Εύκολο · Implementation · Strings

Boustrophedon#4525

Μέτριο · Implementation · Brute force

Ichthyology#4526

Μέτριο · Brute force · Strings

Simple prefix compression#4527

Εύκολο · Strings

Text on the fence#4528

Μέτριο · Dynamic programming · Graphs

Fibonacci numbers: the last digit#4529

Εύκολο · Dynamic programming

HTHL#4531

Πολύ εύκολο · Implementation

TEX 2 Unicode#4532

Πολύ εύκολο · Implementation

Vasya and Tanks#4537

Πολύ εύκολο · Geometry

Vasya and balls#4538

Πολύ εύκολο · Math

Observant Vasya#4539

Πολύ εύκολο · Math

Hanoi Tower#4540

Δύσκολο · Constructive Algorithms · Math

Vinnytsia Programmers' Amusements#4542

Μέτριο · String suffix structures · Implementation

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