2009 Google U.S. Puzzle Championship
Solutions

1. Battleships (Moshe Rubin)


Answer: AT,CL,FK

2. Sudoku (Nikoli)


Answer: 341628597,471982536

3. Missing Operation KenKen® (Nextoy LLC)


Answer: 312465,314562

4. Sum Thing (Ed Pegg Jr.)

Answer 0652841793

5. Eminent D'OHmain (Adam R. Wood)



Answer:265738941

6. Switch Cheese (Nick Baxter/Patrick Merrell)


Answer: A1,B3,C1,C2,C5,E3,F5,G1,I2,J3

7. Writer's Block (Craig Kasper)


Answer: ALBOM,ASIMOV,MACLEISH,JK ROWLING

8. Corral (Nikoli)


Answer: 1,1,7,1,1,1,8,1,15

9. Coordinate Pairs (Erich Friedman)


Answer: AE,BI,CL,DG,FN,HK,JM

10. Triangular Skyscrapers (Aziz Ateş)


Answer: 28167354,53162487

11. Window Pain (Nick Baxter)

Answer: 152

12. Masyu (Nikoli)


Answer: AGKDECJOM

13. C Notes (Erich Friedman)


Answer: 10,75,15,38,6,56,52,19,29

14. Lucky Sevens (Craig Kasper)


Answer: TERRACE

15. 2-3 Maze (Erich Friedman)


Answer: 2332232323333223233322

16. Sweet Sixteen (Ken Duisenberg)


Answer: 9,7,11,15,13,14,12,3,10

17. Yajilin (Nikoli)


Answer: 3,2,5,5,4,2,3,1,2

18. Wolves and Sheep in Fences (Dave Tuller)
 

Answer: 323,1211,22,13,31,13,2,122,3,33

19. Magic Puzzle'Rs (Craig Kasper)


Answer: 9,2,5,6,1,3,7,4,8

20. SuDUOku (Adam R. Wood)


Answer: 42367517,71637254

21. Di-Agony (Craig Kasper)


Answer: 54,21,23,87,56,89,34,91,67

22. Four Square (Aziz Ateş)


Answer: 312232,2214041,322313,22222022

23. Inside/Outside Corral (Dave Tuller)


Answer: 2,24,1,3,6,2,5

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