Accuracy-Preserving Summation Algorithm

*special problem

Deterministic Scheduling for Extended Reality over 5G and Beyond

*special problem

Communication Routing Challenge

*special problem

Collaboration

*special problem

University Schedule

*special problem

BuberPool Taxi Optimization

*special problem, interactive

Draw Polygon Lines

*special problem, constructive algorithms, dp, geometry, interactive

Necromancer

*special problem

Equal Trees

*special problem, graphs, meet-in-the-middle

Falling Blocks

*special problem, data structures

Burenka and Pether

*special problem, data structures, dfs and similar, divide and conquer, dsu, graphs, sortings, trees

Flower Shop

*special problem, data structures, fft, math

Demonic Invasion

*special problem, flows

Unusual Graph

*special problem, graphs

Scissors and Tape

*special problem, constructive algorithms, geometry

Loader

*special problem, graphs

Good Subsets

*special problem, dp

Two Railroads

*special problem

The Hero with Bombs

*special problem

Paint the String

*special problem, dp, strings

Pawns

*special problem

Zero-XOR Array

*special problem, dp

Cyclic Shifts

*special problem, strings

Road Repair in Treeland

*special problem, binary search, dp, trees

Different variables

*special problem

Inverse Problem

*special problem, combinatorics, dp

Longest Saw

*special problem, constructive algorithms

Superstitions Inspection

*special problem

Black Cat Rush

*special problem

Two Colors

*special problem

Laser Beams

*special problem, geometry, probabilities

Chess Rush

*special problem, combinatorics, dp, implementation, math

Pac-Man 2.0

*special problem, dp

Game with Segments

*special problem, data structures, games

Excursions

*special problem, constructive algorithms, dfs and similar, flows, graph matchings, graphs

Suffix Subgroup

*special problem, strings

Контрольная сумма

*special problem

Hungarian Notation

*special problem

Pool Records

*special problem, greedy

Physical Examination

*special problem, binary search, data structures

Build From Suffixes

*special problem, combinatorics, data structures

Building Skyscrapers

*special problem

Non-decimal sum

*special problem

Interval Coloring

*special problem, greedy, math

Rogue-like Game

*special problem, brute force, greedy, two pointers

M-numbers

*special problem, dp, math

Rotate Matrix

*special problem

King's Path

*special problem, math, trees

Composite Spells

*special problem, dp

Graph Decomposition

*special problem, graphs

Perse-script

*special problem, expression parsing

A Battle Against a Dragon

*special problem, data structures, dp

Battleship

*special problem, dfs and similar, implementation

Truncatable primes

*special problem

INI-file

*special problem, implementation

Euclidean Distance

*special problem

Chain Letter

*special problem, dfs and similar, graphs

Date Change

*special problem

Parallel Universes

*special problem, constructive algorithms, dfs and similar, dsu, graphs

Submatrices

*special problem, bitmasks, data structures, dp

Divisibility Check

*special problem

Sum of Digits of Sums

*special problem, binary search, data structures

Big Persimmon

*special problem, dp, games

Sort the Table

*special problem, sortings

Biome Map

*special problem, constructive algorithms, dfs and similar, graphs

Шардирование постов

*special problem, binary search, interactive

Brackets

*special problem

Exchange of Books

*special problem

Hamming Distance

*special problem

Observation Towers

*special problem

Jumping frogs

*special problem

Composing Of String

*special problem, dp

Pairwise Sums

*special problem

Pens And Days Of Week

*special problem, binary search, number theory

Roads

*special problem, geometry, sortings

Name the album

*special problem, data structures, implementation

Table Bowling

*special problem, sortings

Movie Fan

*special problem, data structures, greedy, implementation, sortings

Feed the Golorp

*special problem

Oil

*special problem, greedy, math

Path Canonization

*special problem

Игра в Девятку III

*special problem, brute force

Wheels

*special problem, binary search, greedy

Mixture

*special problem, data structures, geometry, math, sortings

kotlinkotlinkotlinkotlin...

*special problem, graphs, implementation, strings

Painting Numbers

*special problem, data structures, greedy, number theory

Points in triangle

*special problem, geometry

Triskaidekaphobia

*special problem

Quantum Classification - 2

*special problem

Counting Fridays

*special problem

Almost Certainly

*special problem, constructive algorithms, data structures, sortings

Viruses

*special problem, dp, shortest paths, string suffix structures

Контрольная сумма

*special problem

The Fraction

*special problem

Greedy Petya

*special problem, dfs and similar, graphs, greedy

Maximal Difference

*special problem

Array Sum

*special problem

Two IP Cameras

*special problem, math, number theory

Quantum Classification - 1

*special problem

Polynom

*special problem, implementation