Piotr Rudnicki Problem Index

• Steps
• Gopher II
• Tight Words
• Division
• Ones
• Pairsumonious Numbers
• Watering Grass
• Bachet's Game
• Longest Common Subsequence
• Cutting tabletops
• Simple division
• Farey sequences
• Knights in FEN
• Peter Takes a Tramway
• Closest Sums
• Conic Distance
• Persistent Numbers
• Basic Remains
• Partitioning for fun and profit
• ASCII Labyrinth
• Center of symmetry
• Mayor's posters
• Queuing at the doctors
• Gopher and Hawks
• A Flea on a Chessboard
• Three powers
• Grid Speed
• Marbles on a tree
• Ants
• Antiarithmetic?
• Dice Throwing
• Translation or rotation
• Broken Keyboard
• Signed-digit numbers
• Brownie Points
• Cutting a Polygon
• Brownie Points II
• Billiard again
• Pick-up Sticks
• Tri Tiling
• Dropping water balloons
• Throwing cards away I
• Land surveyor's job
• Flea circus
• Ants, Aphids and a Ladybug
• Throwing cards away II
• Words adjustment
• Educational Journey
• Flipping Colors
• Ferry Loading IV
• Eventually Periodic Sequence
• Point of View in Flatland
• How Many O's?
• Rectilinear Polygon
• An antiarithmetic permutation
• Billiard bounces
• Fabled Rooks
• Gopher that walks and swims
• Ingenuous Cubrency