Problems by Ragnar Groot Koerkamp

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Daily Division 54 18 33% 0.07 20 15 75% 6.7
Detour 504 143 28% 0.04 143 115 80% 3.9
Disastrous Doubling 794 213 27% 0.01 212 181 85% 3.9
Harry the Hamster 21 7 33% 0.11 10 7 70% 7.7
Isomorphic Inversion 245 65 27% 0.01 61 43 70% 6.3
Janitor Troubles 516 351 68% 0.00 350 337 96% 1.5
Journal Editing 93 16 17% 0.14 18 14 78% 6.7
Jumping Choreography 48 18 38% 0.90 13 10 77% 6.0
Jurassic Jigsaw 86 41 48% 0.01 35 33 94% 3.2
KALLAX Construction 51 12 24% 0.00 13 11 85% 5.6