Problems by Bob Roos

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
A Random Problem0.00108952414127%7.8Harden
All in the Family0.008954559220%5.9Harden
B Road Band0.0149049313728%5.9Harden
Bio Trip0.0064431611536%7.2Harden
Car Vet0.015120831026%7.7Harden
Cheese, If You Please0.0049782236845%3.5Mediumen
Compression0.0051889953%3.2Mediumen
Ghost Leg0.0052699180467%1.5Easyen
Just Passing Through0.031034158337624%5.1Mediumen
Math Trade0.0028474833244%3.3Mediumen
Mult!0.0053776208855%1.9Easyen
Oreperations Research0.0612533377422%7.1Harden
Out of Sorts0.0153983166142%2.2Easyen
Over the Hill, Part 10.0015562533353%2.4Easyen
Over the Hill, Part 20.0022402075728%7.1Harden
Pearls0.2020781833117%8.3Harden
Restroom Monitor0.01565019931%4.6Mediumen
Schedule0.00642361644%5.7Harden
Scholar's Lawn0.0027424508920%8.2Harden
Simply Sudoku0.0093779621727%3.9Mediumen
Square Rooms0.006432359540%6.9Harden
Taxed Editor0.0041371116123%6.6Harden
Watch Where You Step0.0663484919323%7.6Harden
Weighty Tomes0.00529313446%3.5Mediumen
Workers of the World Unite! Just Not Too Close.0.0118802067737%5.7Harden