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Hard · Puzzle #912
2
4
5
3
5
9
1
6
9
5
6
6
2
5
3
9
1
1
7
4
3
6
8
2
5
7
"Study hard what interests you the most in the most undisciplined, irreverent and original manner possible." — Richard Feynman
"Study hard what interests you the most in the most undisciplined, irreverent and original manner possible." — Richard Feynman
Sudoku has no math — you could replace the digits 1–9 with any 9 symbols and the puzzle works identically.
Sudoku has no math — you could replace the digits 1–9 with any 9 symbols and the puzzle works identically.