Problems by Bob Roos

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
A Random Problem0.0010893479227%7.5Harden
All in the Family0.008953377422%6.1Harden
Bio Trip0.0011291766034%7.3Harden
Car Vet0.0172463921333%4.1Mediumen
Cheese, If You Please0.0090666829945%3.6Mediumen
Ghost Leg0.00571806123869%1.5Easyen
Just Passing Through0.031115108827926%5.1Mediumen
Math Trade0.0028437620956%3.4Mediumen
Mult!0.00102854166058%1.8Easyen
Oreperations Research0.6312532435121%7.3Harden
Out of Sorts0.021482420100642%2.8Mediumen
Over the Hill, Part 10.0015540722656%2.5Easyen
Over the Hill, Part 20.0023091314937%5.9Harden
Restroom Monitor0.0147049915331%4.9Mediumen
Scholar's Lawn0.0030472786624%6.1Harden
Simply Sudoku0.0093723211349%3.8Mediumen
Square Rooms0.006431819050%6.5Harden
Taxed Editor0.0041356812322%6.9Harden
Watch Where You Step0.0663470516924%7.7Harden
Weighty Tomes0.006681819150%4.5Mediumen
Workers of the World Unite! Just Not Too Close.0.0120711376346%4.7Mediumen