• Gnome Tetravex
• Wall
• Art Gallery
• Chocolate
• The K-League
• Equals are Equals
• Viva Confetti
• Sudoku
• One-way traffic
• Servers
• Cricket Field
• Ghost Busters
• Hidden Password
• Crazy tea party
• Supermarket
• Concert Hall Scheduling
• Monster Trap
• Maximum
• Bundling
• Dice contest
• Minimizing Maximizer
• Vivian’s Problem
• Bring Them There
• Hypertransmission
• Jurassic Remains
• King’s Quest
• Period
• Corporative Network
• City Game
• Minimax Triangulation
• Kid’s Problem
• Model Rocket Height
• Art of War
• Beijin Guards
• Fixing the Great Wall
• Inherit the Spheres
• Crossing Prisms
• Ancient Cipher
• Find the Border
• Different Digits
• That Nice Euler Circuit
• The Rotation Game
• Tian Ji – The Horse Racing Here is a famous story in Chinese history.
• Jamie’s Contact Groups
• Songs
• Tour
• Tomato Automata
• Optimal Bus Route Design
• Pinary
• String Compression
• Colored Cubes
• Organize Your Train
• Mobile Computing
• Bingo
• Bridge
• Cells
• Generator
• Hills
• Model Rocket Height
• Cactus
• Exploring Pyramids
• Joseph’s Problem
• Knights of the Round Table
• Wild West
• Martian Mining
• Nuclear Plants
• DNA Consensus String
• Travel
• Roommate
• Period
• Log Jumping
• How I Wonder What You Are!
• Power Calculus
• The Best Name for Your Baby
• Animal Run
• Ruler
• A Funny Stone Game
• Pitcher Rotation
• A Scheduling Problem
• Balancing the Scale
• Distant Galaxy
• Harmony Forever
• Interesting Yang Hui Triangle
• Billing Tables
• Cellular Automaton
• Driving Directions
• Graveyard
• Hard Life
• Interconnect
• Astronauts
• DNA Regions
• Highways
• And Then There Was One
• Slim Span
• Most Distant Point from the Sea
• The Teacher’s Side of Math
• Meteor
• Puzzle
• “Ray, Pass me the dishes!”
• Remember the Word