Rules of 'Quadro Sudoku'

Place numbers in the grid such that every row, column and 3x3 box contain the numbers 1 to 9. No 2x2 region can contain all odd or all even numbers.

EXAMPLE:


UNIQUE SOLUTION:

Indian Sudoku Championship - July 2010 Monthly Test

Logic Masters India announces the July Sudoku Monthly Test 'Classic Look-Alikes'. Jan Mrozowski (janoslaw), the current and double World Sudoku Champion was the author of the puzzles. He's fond of Classic Sudokus with one additional rule and thats exactly why he created a test for us. The test was held on 17th-18th July, 2010.

Download Instruction Booklet
Download Puzzle Booklet
Password is LMI_m1007S_CLAlikes

The list of sudokus that appeared in the test are:

1. Classic Sudoku
2. Diagonal Sudoku
3. Quadro Sudoku
4. No Touch Sudoku
5. Anti Knight Sudoku
6. Non-Consecutive Sudoku
7. Between Sudoku
8. No Three In A Line Sudoku
9. Symmetric Unequal Sudoku
10. Touchy Sudoku

Results

1. Thomas Snyder (USA) - 510
2. Fred Stalder (Switzerland) - 454
3. Jakub Ondrousek (Czech Republic) - 445
3. Rohan Rao (India) - 445
5. Yuhei Kusui (Japan) - 421
6. Gaurav Korde (India) - 414
7. Chen Cen (China) - 403
8. Zafer Huseyin Ergan (Turkey) - 399
9. Jakub Hrazdira (Czech Republic) - 388
10. Vincent Bertrand (Belgium) - 387

Indian participants

3. Rohan Rao (India) - 445
6. Gaurav Korde (India) - 414
15. Rishi Puri (India) - 345
30. Jaipal Reddy (India) - 288
41. Rakesh Rai (India) - 257
47. Rajesh Kumar (India) - 235
48. Amit Sowani (India) - 233
60. Tejal Phatak (India) - 196
71. Ritesh Gupta (India) - 172
76. Neeraj Mehrotra (India) - 143

Complete Results

There were totally 126 participants.
Congrats to everyone!

Rules of 'Queen Sudoku'

Place numbers in the grid such that every row, column and 3x3 box contain the numbers 1 to 9. One number (usually '9') in the grid is a chess Queen. Two Queens cannot be placed along the same row, column or diagonal of any length.

EXAMPLE: (9)


UNIQUE SOLUTION:

Indian Puzzle Championship - July 2010 Monthly Test

Logic Masters India announces its first Puzzle Monthly Test 'Evergreens' comprising of some of the standard and basic puzzles. It was open from 3rd July, 00:00 GMT (05:30 IST) t0 4th July 24:00 GMT (05:30 IST on 5th July). Duration of test was 2hrs.
The author of the puzzles are Amit Sowani and Deb Mohanty.

Download Instruction Booklet
Download Puzzle Booklet
Password is EverGreens_sf2!4nW
View Solutions

The puzzles that appeared in the test are:

1. Arrows
2. As Easy As ABCD
3. Battleships
4. Dominos
5. Fence
6. Hitori
7. Kakuro
8. Loop Finder
9. Magnet
10. Minesweeper
11. Paint By Number
12. Tents And Trees
13. Zigzag

Results

1. Hideaki Jo (Japan) - 1180
2. Ulrich Voigt (Germany) - 1155
3. Thomas Snyder (USA) - 1145
4. Jana Tylova (Czech Republic) - 1125
5. Taro Arimatsu (Japan) - 1105
6. Phillip Weiß (Germany) - 1105
7. Nikola Zivanovic (Serbia) - 1100
8. Shinichi Aoki (Japan) - 1055
9. Serkan Yurekli (Turkey) - 980
10. Jason Zuffranieri (USA) - 970

Indian participants

30. Rohan Rao (India) - 830
44. Rakesh Rai (India) - 640
59. Tejal Phatak (India) - 550
64. Jaipal Reddy (India) - 515
69. Gaurav Korde (India) - 505
85. Amit Agarwal (India) - 395
91. Harmeet Singh (India) - 355
96. Neeraj Mehrotra (India) - 310
104. Kailash HD (India) - 285
106. Rishi Puri (India) - 275

Complete Results

There were totally 138 participants.
Congrats to everyone!