Problems
Every problem, distilled
Statements re-told in English from the original contest archives — filter by year or by contest below.
Chemistry Equation Balancer
Хімія
Kyiv City Olympiad in Informatics · 2001
Cipher
Шифр
All-Ukrainian Olympiad in Informatics — Finals (Odesa 2001) · 2001
Maze
Лабіринт
All-Ukrainian Olympiad in Informatics — Finals (Odesa 2001) · 2001
Polyhedron Faces
Многогранник
Kyiv City Olympiad in Informatics · 2001
Private Interests
Приватні інтереси
Kyiv City Olympiad in Informatics · 2001
Recursive Fractal Polygon
Багатокутник
Kyiv City Olympiad in Informatics · 2001
Round-Table Party
Вечірка
Kyiv City Olympiad in Informatics · 2001
Schools
Школи
All-Ukrainian Olympiad in Informatics — Finals (Odesa 2001) · 2001
Square
Квадрат
All-Ukrainian Olympiad in Informatics — Finals (Odesa 2001) · 2001
Square Root by Long Division
Корінь квадратний
Kyiv City Olympiad in Informatics · 2001
Abrakadabra
Абракадабра
All-Ukrainian Olympiad in Informatics · 2002
Amusing Numbers
NEERC Pilot Junior Contest — Transcaucasian Group · 2002
Bricks
NEERC Pilot Junior Contest — Transcaucasian Group · 2002
Checker Moves on a Cube Surface
Шашка на кубі
Kyiv City Olympiad in Informatics · 2002
Common Element of Arithmetic Progressions
Спільний елемент
Kyiv City Olympiad in Informatics · 2002
Confuse
Кумедний конфуз
All-Ukrainian Olympiad in Informatics · 2002
Corsair's Route
Задача CORSIAR
NetOI — All-Ukrainian Internet Olympiad · 2002
Cricket Field
NEERC Pilot Junior Contest — Transcaucasian Group · 2002
Cubes
Кубики
All-Ukrainian Olympiad in Informatics · 2002
Decoding Task
NEERC Pilot Junior Contest — Transcaucasian Group · 2002
Dial
Циферблат
All-Ukrainian Olympiad in Informatics · 2002
Evacuation Plan
NEERC Pilot Junior Contest — Transcaucasian Group · 2002
Folding
NEERC Pilot Junior Contest — Transcaucasian Group · 2002
Ghost Busters
NEERC Pilot Junior Contest — Transcaucasian Group · 2002
Heroes Of Might And Magic
NEERC Pilot Junior Contest — Transcaucasian Group · 2002
Inlay Cutters
NEERC Pilot Junior Contest — Transcaucasian Group · 2002
Integer Polynomial Factorization
Множники
Kyiv City Olympiad in Informatics · 2002
Nested Polygons
Багатокутники
All-Ukrainian Olympiad in Informatics · 2002
Palindrome
Задача PALINDROME
NetOI — All-Ukrainian Internet Olympiad · 2002
Ranking Ordered Sums
Задача SUM
NetOI — All-Ukrainian Internet Olympiad · 2002
Recursively Defined Sequence
Послідовність
Kyiv City Olympiad in Informatics · 2002
Resistor Network
Опір
Kyiv City Olympiad in Informatics · 2002
Reuleaux Triangle Animation
Трикутник Рело
Kyiv City Olympiad in Informatics · 2002
Sum
NEERC Pilot Junior Contest — Transcaucasian Group · 2002
The Column
Задача CONSTRUCTION
NetOI — All-Ukrainian Internet Olympiad · 2002
The Country of Hits
Задача HITS
NetOI — All-Ukrainian Internet Olympiad · 2002
Tournament
Змагання
All-Ukrainian Olympiad in Informatics · 2002
Ways
Шляхи
All-Ukrainian Olympiad in Informatics · 2002
Alchemy
Алхімія
All-Ukrainian Olympiad in Informatics — Finals · 2003
Casino
Казино
All-Ukrainian Olympiad in Informatics — Finals · 2003
Chain
Ланцюг
All-Ukrainian Olympiad in Informatics — Finals · 2003
Cherry Tree
Вишня
All-Ukrainian Olympiad in Informatics — Finals · 2003
Cryptarithm Multiplication
Множення
Kyiv City Olympiad in Informatics · 2003
Family Relations
Сім'я
Kyiv City Olympiad in Informatics · 2003
Longest Common Subsequence
Підпослідовність
Kyiv City Olympiad in Informatics · 2003
Power Tower Remainder
Остача
Kyiv City Olympiad in Informatics · 2003
Rectangle Gluing
Склеювання прямокутників
Kyiv City Olympiad in Informatics · 2003
Regions on a Cube's Surface
Поверхня куба
Kyiv City Olympiad in Informatics · 2003
System of Equations
Система рівнянь
All-Ukrainian Olympiad in Informatics — Finals · 2003
The Triangular Territory
ВТО
All-Ukrainian Olympiad in Informatics — Finals · 2003
Period
SEERC — Southeastern Europe Regional Contest 2004 · 2004