Sudoku types for month June 2013

There will be 4 Classic Sudokus in Round1.
The variations in Round2 in this month are Diagonal Sudoku, Renban Sudoku, Odd Sudoku, Inequality Sudoku,
Rules and examples are provided below.

Author

Sudokus for June 2013 are written By Seungjae Kwak (Kwaka)

Classic Sudoku

Place the digits 1 through 9 into the empty cells in the grid so that each digit appears exactly once in each of the rows, columns, and bold outlined 3X3 boxes.

Answer key for the above Sudoku is : 416978325, 327186459

Diagonal Sudoku

Place the digits 1 through 9 into the empty cells in the grid so that each digit appears exactly once in each of the rows, columns, bold outlined 3X3 boxes, and every diagonal marked by lines.

Renban Sudoku

Apply Classic Sudoku rules.
Digits on each line must contain distinct consecutive digits.

Odd Sudoku

Apply Classic Sudoku rules.
All shaded cells must contain odd digits. There is no restriction on white cells.

Inequality Sudoku

Apply Classic Sudoku rules.
“<” and “>” arrows point to the smaller number of each pair.

If you want to print this page, click here to print without the background colors