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
unsolvedSudoku Variants Series (397) - X-Sums - average
by Richard (on 14. December 2022, 05:30)
1702
95 %
unsolvedSudoku Variants Series (396) - N-Sums - Odd Counter
by Richard (on 7. December 2022, 06:01)
863
94 %
unsolvedSudoku Variants Series (395) - Scattered Sums
by Richard (on 30. November 2022, 02:00)
1193
94 %
unsolvedSudoku Variants Series (394) - Offset 1 and 9
by Richard (on 23. November 2022, 02:00)
1283
92 %
unsolvedSudoku Variants Series (393) - Region Sum Lines
by Richard (on 16. November 2022, 02:01)
1353
91 %
unsolvedSudoku Variants Series (392) - Crack the cages
by Richard (on 9. November 2022, 02:00)
1163
94 %
unsolvedSudoku Variants Series (391) - Two arrows in one
by Richard (on 2. November 2022, 02:01)
2112
96 %
unsolvedSudoku Variants Series (390) - Double Arrows
by Richard (on 26. October 2022, 02:00)
1323
96 %
unsolvedSudoku Variants Series (389) - Heavy Arrows Sudoku
by Richard (on 19. October 2022, 02:00)
1023
94 %
unsolvedSudoku Variants Series (388) - Short Consecutives Sudoku
by Richard (on 12. October 2022, 02:00)
782
93 %
unsolvedSudoku Variants Series (387) - Adjacent Products Sudoku
by Richard (on 5. October 2022, 02:00)
704
93 %
unsolvedSudoku Variants Series (386) - Sudoku N-Sums - Even Counter
by Richard (on 28. September 2022, 02:00)
1213
95 %
unsolvedSudoku Variants Series (385) - Consecutive Sums Sudoku
by Richard (on 21. September 2022, 02:00)
835
99 %
unsolvedSudoku Variants Series (384) - Sudoku - Distant Relations
by Richard (on 14. September 2022, 02:00)
903
95 %
unsolvedSudoku Variants Series (383) - Entropy Sudoku
by Richard (on 7. September 2022, 06:00)
1323
93 %
unsolvedSudoku Variants Series (382) - Parity Lines Sudoku
by Richard (on 31. August 2022, 02:00)
1422
96 %
unsolvedSudoku Variants Series (381) - Short Sandwiches Sudoku
by Richard (on 24. August 2022, 02:00)
1163
97 %
unsolvedSudoku Variants Series (380) - Virtual killer cages
by Richard (on 17. August 2022, 02:00)
643
91 %
unsolvedSudoku Variants Series (379) - Multiplarrows Sudoku
by Richard (on 10. August 2022, 02:00)
1133
95 %
unsolvedSudoku Variants Series (378) - Shifted X-Sums Sudoku
by Richard (on 3. August 2022, 02:00)
983
96 %
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