Enter the letters in the given range (eg. A~C), each letter exactly once, in all of the rows and columns. One or more cells may remain empty in each row and column. The letters outside the grid show which letter you come across first from that direction.
EXAMPLE: (A~C)
UNIQUE SOLUTION:
3 comments:
This is a very popular puzzle and it will be found in almost every puzzle championship.
Some of the big grids are very difficult to solve.
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