• Vito’s family
• Smith Numbers
• Chainsaw Massacre
• Erdös Numbers
• Echo
• Fold-up Patterns
• The Monocycle
• Audiophobia
• Self-describing Sequence
• Hartals
• Tower of Cubes
• Inviting Politicians
• Envelopes
• The Necklace
• Hashmat the brave warrior
• What is the Probability?
• A mid-summer night’s dream
• Jimmy’s Riddles
• The Hazard of CSE Department!
• A Hole to Catch a Man
• How many zeros and how many digits?
• Tell me the frequencies!
• Knuth’s Permutation
• Traveling in another dimension
• Useless Tile Packers
• The Twin Towers
• Playing with Wheels
• The Treasure Hunt
• Distinct Subsequences
• Leap Year or Not Leap Year and ...
• Back to High School Physics
• Bob Laptop Woolmer and Eddie Desktop Barlow
• Constrained Exchange Sort
• Take the Land
• Airlines
• The Bumpy Robot
• The Stern-Brocot Number System
• The Art Gallery
• Pizza Cutting
• Gopher II
• Tight words
• WERTYU
• Division
• Hotter Colder
• The Most Distant State
• Test the Rods
• The Tajmahal of ++Y2k
• Trees on My Island
• Repackaging
• Marbles
• The Valentine’s Day
• The Problem with the Problem Setter
• An Easy Problem!
• Place the Guards
• Saving the planet
• The Richest Man of the Universe
• The Color Game
• Generating Fast, Sorted Permutation
• The Tourist Guide
• Longest Match
• Bangla Numbers
• The path in the colored field
• Karpovich blocks
• Euclid Problem
• Polynomial coefficients
• Product
• What is the Median?
• The Mosquito Killer Mosquitos
• Solving Systems of Linear Equations
• Light, more light
• Find the Winning Move
• Myacm Triangles
• Exchange Rates
• Loansome Car Buyer
• Automatic Editing
• Robot Motion
• Nice Milk
• Free Candies
• Farewell, my friend
• Gift?!
• Legendary Pokemon
• Mysterious Mountain
• No Tipping
• Subway
• Sumsets
• Zipf’s Law
• Ones
• Queue
• Play on Words
• SuperSale
• Is Bigger Smarter?
• File Fragmentation
• Audubon’s Stormy Arctic Trip or, ‘Every Cloud Has a Seal Fur Lining’
• AutoFish
• Herding Frosh
• Chocolate Chip Cookies
• The Trip
• CDVII
• Factovisors
• Prime Distance