Oleksiy PylypenkoOlympiad Years

Problems

Every problem, distilled

Statements re-told in English from the original contest archives — filter by year or by contest below.

Year
Contest

Chemistry Equation Balancer

Хімія

Kyiv City Olympiad in Informatics · 2001

simulationsearchchemistry

Cipher

Шифр

All-Ukrainian Olympiad in Informatics — Finals (Odesa 2001) · 2001

dpshortest-pathstrings

Maze

Лабіринт

All-Ukrainian Olympiad in Informatics — Finals (Odesa 2001) · 2001

bfsshortest-path

Polyhedron Faces

Многогранник

Kyiv City Olympiad in Informatics · 2001

graphsplanar-graphsgeometry

Private Interests

Приватні інтереси

Kyiv City Olympiad in Informatics · 2001

dpgame-theorygrid

Recursive Fractal Polygon

Багатокутник

Kyiv City Olympiad in Informatics · 2001

graphicsfractalsrecursion

Round-Table Party

Вечірка

Kyiv City Olympiad in Informatics · 2001

logicconstraint-satisfactionstrings

Schools

Школи

All-Ukrainian Olympiad in Informatics — Finals (Odesa 2001) · 2001

mstgraphs

Square

Квадрат

All-Ukrainian Olympiad in Informatics — Finals (Odesa 2001) · 2001

geometryternary-search

Square Root by Long Division

Корінь квадратний

Kyiv City Olympiad in Informatics · 2001

bignumarithmeticsimulation

Abrakadabra

Абракадабра

All-Ukrainian Olympiad in Informatics · 2002

stringsbwtsorting

Amusing Numbers

NEERC Pilot Junior Contest — Transcaucasian Group · 2002

mathbig-numbersconstructive

Bricks

NEERC Pilot Junior Contest — Transcaucasian Group · 2002

geometryconstructive

Checker Moves on a Cube Surface

Шашка на кубі

Kyiv City Olympiad in Informatics · 2002

graphsdpcombinatorics

Common Element of Arithmetic Progressions

Спільний елемент

Kyiv City Olympiad in Informatics · 2002

number-theorycrtmath

Confuse

Кумедний конфуз

All-Ukrainian Olympiad in Informatics · 2002

mathinvariant

Corsair's Route

Задача CORSIAR

NetOI — All-Ukrainian Internet Olympiad · 2002

geometrycross-productorientation

Cricket Field

NEERC Pilot Junior Contest — Transcaucasian Group · 2002

geometrybrute-forceconstructive

Cubes

Кубики

All-Ukrainian Olympiad in Informatics · 2002

geometrycombinatoricsgreedy

Decoding Task

NEERC Pilot Junior Contest — Transcaucasian Group · 2002

stringsbitwiseconstructive

Dial

Циферблат

All-Ukrainian Olympiad in Informatics · 2002

combinatoricsdpstrings

Evacuation Plan

NEERC Pilot Junior Contest — Transcaucasian Group · 2002

graphsshortest-pathflowoptimization

Folding

NEERC Pilot Junior Contest — Transcaucasian Group · 2002

dpstringsinterval-dp

Ghost Busters

NEERC Pilot Junior Contest — Transcaucasian Group · 2002

geometry3dbrute-force

Heroes Of Might And Magic

NEERC Pilot Junior Contest — Transcaucasian Group · 2002

dpsimulationgame

Inlay Cutters

NEERC Pilot Junior Contest — Transcaucasian Group · 2002

geometrygridsimulation

Integer Polynomial Factorization

Множники

Kyiv City Olympiad in Informatics · 2002

mathnumber-theorypolynomials

Nested Polygons

Багатокутники

All-Ukrainian Olympiad in Informatics · 2002

geometrysortingpoint-in-polygon

Palindrome

Задача PALINDROME

NetOI — All-Ukrainian Internet Olympiad · 2002

dpstringspalindromelcs

Ranking Ordered Sums

Задача SUM

NetOI — All-Ukrainian Internet Olympiad · 2002

combinatoricsstars-and-barsrankingmath

Recursively Defined Sequence

Послідовність

Kyiv City Olympiad in Informatics · 2002

recursionbignummath

Resistor Network

Опір

Kyiv City Olympiad in Informatics · 2002

graphsphysicslinear-algebra

Reuleaux Triangle Animation

Трикутник Рело

Kyiv City Olympiad in Informatics · 2002

graphicsgeometrysimulation

Sum

NEERC Pilot Junior Contest — Transcaucasian Group · 2002

mathwarm-up

The Column

Задача CONSTRUCTION

NetOI — All-Ukrainian Internet Olympiad · 2002

geometry3dshortest-pathunfolding

The Country of Hits

Задача HITS

NetOI — All-Ukrainian Internet Olympiad · 2002

simulationjosephuslinked-list

Tournament

Змагання

All-Ukrainian Olympiad in Informatics · 2002

graphsdagtransitive-closure

Ways

Шляхи

All-Ukrainian Olympiad in Informatics · 2002

graphsflowdp

Alchemy

Алхімія

All-Ukrainian Olympiad in Informatics — Finals · 2003

graphssimulationshortest-path

Casino

Казино

All-Ukrainian Olympiad in Informatics — Finals · 2003

bfsgraphssimulation

Chain

Ланцюг

All-Ukrainian Olympiad in Informatics — Finals · 2003

greedysorting

Cherry Tree

Вишня

All-Ukrainian Olympiad in Informatics — Finals · 2003

treesdpgreedy

Cryptarithm Multiplication

Множення

Kyiv City Olympiad in Informatics · 2003

cryptarithmbacktrackingsearch

Family Relations

Сім'я

Kyiv City Olympiad in Informatics · 2003

graphsstringsad-hoc

Longest Common Subsequence

Підпослідовність

Kyiv City Olympiad in Informatics · 2003

dpstringsclassic

Power Tower Remainder

Остача

Kyiv City Olympiad in Informatics · 2003

number-theorymodular-arithmeticrecursion

Rectangle Gluing

Склеювання прямокутників

Kyiv City Olympiad in Informatics · 2003

geometryad-hoccombinatorics

Regions on a Cube's Surface

Поверхня куба

Kyiv City Olympiad in Informatics · 2003

geometrygraphscomputational-geometry

System of Equations

Система рівнянь

All-Ukrainian Olympiad in Informatics — Finals · 2003

graphsgreedyhavel-hakimi

The Triangular Territory

ВТО

All-Ukrainian Olympiad in Informatics — Finals · 2003

number-theorymathgeometry

Period

SEERC — Southeastern Europe Regional Contest 2004 · 2004

stringskmpprefix-function