Logic Masters Deutschland e.V.

Richard

Richard is one of the most productive authors in the puzzle portal. His specialty are Sudoku variants and ABCtjes, but he also likes using Pentominoes in his puzzles. Richards puzzles are very popular: almost all of his puzzles are rated above 80%, and they cover the whole difficulty range. Enjoy Richard's puzzle creations!

DescriptionsolvedRating
unsolvedDutch Quali 23 appetizer: Numbered Rooms
by Richard (on 8. March 2023, 11:30)
2082
96 %
unsolvedSudoku Variants Series (398) - Sums next to 1 and 9
by Richard (on 28. December 2022, 06:00)
1223
95 %
unsolvedSquares of Parity Sudoku
by Richard (on 21. December 2022, 06:00)
554
95 %
unsolvedSudoku Variants Series (397) - X-Sums - average
by Richard (on 14. December 2022, 05:30)
1652
95 %
unsolvedSudoku Variants Series (396) - N-Sums - Odd Counter
by Richard (on 7. December 2022, 06:01)
823
94 %
unsolvedSudoku Variants Series (395) - Scattered Sums
by Richard (on 30. November 2022, 02:00)
1143
94 %
unsolvedSudoku Variants Series (394) - Offset 1 and 9
by Richard (on 23. November 2022, 02:00)
1243
92 %
unsolvedSudoku Variants Series (393) - Region Sum Lines
by Richard (on 16. November 2022, 02:01)
1303
92 %
unsolvedSudoku Variants Series (392) - Crack the cages
by Richard (on 9. November 2022, 02:00)
1133
94 %
unsolvedSudoku Variants Series (391) - Two arrows in one
by Richard (on 2. November 2022, 02:01)
2022
96 %
unsolvedSudoku Variants Series (390) - Double Arrows
by Richard (on 26. October 2022, 02:00)
1273
95 %
unsolvedSudoku Variants Series (389) - Heavy Arrows Sudoku
by Richard (on 19. October 2022, 02:00)
983
93 %
unsolvedSudoku Variants Series (388) - Short Consecutives Sudoku
by Richard (on 12. October 2022, 02:00)
772
93 %
unsolvedSudoku Variants Series (387) - Adjacent Products Sudoku
by Richard (on 5. October 2022, 02:00)
634
93 %
unsolvedSudoku Variants Series (386) - Sudoku N-Sums - Even Counter
by Richard (on 28. September 2022, 02:00)
1193
95 %
unsolvedSudoku Variants Series (385) - Consecutive Sums Sudoku
by Richard (on 21. September 2022, 02:00)
805
99 %
unsolvedSudoku Variants Series (384) - Sudoku - Distant Relations
by Richard (on 14. September 2022, 02:00)
883
95 %
unsolvedSudoku Variants Series (383) - Entropy Sudoku
by Richard (on 7. September 2022, 06:00)
1273
93 %
unsolvedSudoku Variants Series (382) - Parity Lines Sudoku
by Richard (on 31. August 2022, 02:00)
1402
96 %
unsolvedSudoku Variants Series (381) - Short Sandwiches Sudoku
by Richard (on 24. August 2022, 02:00)
1143
97 %
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