The puzzle can be solved with the help of small clue-numbers
which are either placed on the border lines between selected
pairs of neighbouring squares of the grid or placed after slash
marks on. . . . Two sudokus in one. Challenge yourself to make
the necessary A Sudoku that uses transformations as supporting
clues. This Sudoku puzzle can be solved with the help of small
clue-numbers on the border lines between pairs of neighbouring
squares of the grid. A particular technique for solving Sudoku
puzzles, known as "naked pair", is explained in this easy-to-
read article. Four small numbers give the clue to the contents
of the four This pair of linked Sudokus matches letters with
numbers and hides a seasonal greeting. Can you find it? Arrange
the digits 1, 1, 2, 2, 3 and 3 so that between the two 1's there
is one digit, between the two 2's there are two digits, and
between the two 3's there are three digits. Each of the main
diagonals of this sudoku must contain the numbers 1 to 9 and
each rectangle width the nu