Representation of Moves

• How should a move be represented in the input data?

Move Name Means

1 moveDown fill the blank from above

2 moveUp fill the blank from below

3 moveRight fill the blank from left

4 moveLeft fill the blank from right

0 endMove end of data

• Named Constants in Java

final int endMove = 0;

final int moveDown = 1;

final int moveUp = 2;

final int moveRight = 3;

final int moveLeft = 4;

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