Problems by Piotr Rudnicki

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
A Flea on a Chessboard0.01287152832521%6.0Harden
Antiarithmetic?0.01326298454518%7.1Harden
Ants0.001046948320046%2.4Easyen
Bachet's Game0.042405483215839%3.4Mediumen
Basic Remains0.0171155064942%3.7Mediumen
Brownie Points I0.0121990451857%2.3Easyen
Brownie Points II0.111336662842%6.2Harden
Closest Sums0.002289183327436%2.5Easyen
Cutting a polygon0.0020532624618%7.5Harden
Ferry Loading IV0.002985074187737%2.8Mediumen
Grid Speed0.042453971414%6.2Harden
How many 0's?0.00127159577849%3.9Mediumen
Knights in Fen0.001454419144633%3.5Mediumen
Magic Bitstrings0.00791627144%5.9Harden
Marbles On A Tree0.00264254998839%3.0Mediumen
Persistent Numbers0.00126140051637%4.3Mediumen
Rectilinear Polygon0.016031296248%5.3Mediumen
Three Powers0.00813907180846%2.5Easyen
Tri Tiling0.00602937121641%3.3Mediumen
Watering Grass0.022918066168421%4.6Mediumen