"I have noticed, friend Sherlock, that puzzle makers like sudoku puzzles. Easy sudokus. Hard sudokus. Big ones and small ones. Numbers here, numbers there. Always with the numbers. Lots of sudokus, lots of numbers. Numbers everywhere. I close my eyes and I see numbers dancing jigs and the nines are trying the polka while the sixes are square dancing and the ones are ..."
"STOP! Dr Watson you are getting hysterical! It doesn't have to be about the numbers. Even in a sudoku"
"...with the twos ... wait what?"
Here is a sudoku with letters. Only 25 letters though so one letter misses out. Just like in a normal sudoko each letter appears once on every row, once on every column, and once in each of the 25 smaller 5x5 squares.
A Picture of a thousand words
(4,14) (7,18) (20,21) (12,5) (7,23) (15,12) (18,10) (14,16) (18,10) (5,24) (12,3) (20,16) (20,17) (2,16) (14,14) (17,8) (24,22) (3,20) (23,25) (12,14) (23,22) (7,15) (13,15) (10,8) (24,19) (25,9) (1,20) (20,21) (25,7) (6,10) (7,18) (17,1) (16,17) (7,23) (1,15) (9,6) (19,6) (8,13) (20,17) (12,14) (8,15) (14,12) (17,18) (19,23) (1,17) (8,10) (21,21) (16,20) (8,24) (2,17) (14,3) (5,23) (25,23) (7,23) (2,5) (5,7) (12,3) (10,4) (1,15) (11,25) (23,22) (5,5) (20,16) (11,22) (7,18) (16,11) (14,19) (2,17) (11,21) (15,2) (23,22) (7,23) (10,11) (15,14) (8,24) (16,22) (16,11) (3,12) (5,17) (8,15) (11,23) (10,15) (9,10) (10,8) (3,12) (14,6) (25,14) (12,16) (14,18) (10,8) (22,19) (24,15) (23,25) (24,22) (10,25) (9,23) (6,11) (25,9) (24,6) (17,13) (9,10) (5,5) (13,5) (22,1) (17,16) (13,13) (8,13) (23,7) (24,3) (4,2) (8,9) (18,3) (16,11) (24,6) (16,20) (6,8) (8,9) (17,12) (2,19) (3,20) (3,6) (16,1) (2,16) (25,9) (8,6) (12,3) (24,23) (7,23) (23,25) (10,11) (3,20) (15,21) (7,23) (9,10) (12,11) (16,8) (4,6) (1,1) (7,15) (12,3) (24,3) (8,13) (12,14) (6,16) (5,23) (7,19) (8,24) (1,11) (1,25) (25,24) (15,2) (17,23) (16,25)
(row,column)
“Happier now Doctor, without the numbers in your sudoku?"
