Solution to the Build Your Own Sudoku puzzle
Build Your Own Sudoku is one of the interesting puzzles of the MIT Mystery Hunt 2014 competition. The plot of the game that year was based on Lewis Carroll's "Alice's Adventures in Wonderland" and "Through the Looking-Glass and what Alice found there." The puzzle featured a blank Sudoku grid with four sets of clues. The first three sets were needed to fill in the puzzle's initial numbers: they corresponded to the sectors, rows and columns of the grid respectively. The last set corresponded to the grid's numbers and was needed to get the answer to the puzzle after solving the Sudoku. This puzzle was designed by Robbie Buckingham. 1 2 3 4 5 6 7 8 9 A B C D E F G H I Sectors Northwest No square with a given number in the Northwest Sector touches another square with a given number in the same sector along an edge. (In general we say a square touches another if it is the same square or it shares an edge or corner.) North The sum of the gi...