Problems by Piotr Rudnicki

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
A Flea on a Chessboard0.01287192738120%6.3Harden
Antiarithmetic?0.01258316358719%6.9Harden
Ants0.001047621355547%2.3Easyen
Bachet's Game0.042405944224438%4.1Mediumen
Basic Remains0.0171166670142%3.5Mediumen
Brownie Points I0.01147105859056%2.3Easyen
Brownie Points II0.111336902831%7.0Harden
Closest Sums0.0022810060358536%2.6Easyen
Cutting a polygon0.0020532955017%7.5Harden
Ferry Loading IV0.002985923229739%2.1Easyen
Grid Speed0.0424531181412%6.3Harden
How many 0's?0.00127178984947%3.8Mediumen
Knights in Fen0.001454541148233%3.6Mediumen
Magic Bitstrings0.00792008241%5.9Harden
Marbles On A Tree0.002463077115137%3.1Mediumen
Persistent Numbers0.00126146053537%4.3Mediumen
Rectilinear Polygon0.016031806737%7.1Harden
Three Powers0.00814115190046%2.3Easyen
Tri Tiling0.00603692143539%2.9Mediumen
Watering Grass0.022699485199821%4.1Mediumen