(String[] lines)
| 59 | public class Diff{ |
| 60 | |
| 61 | static int[] hash(String[] lines) { |
| 62 | int[] val = new int[lines.length]; |
| 63 | for (int i = 0; i < lines.length; i++) { |
| 64 | val[i] = lines[i].hashCode(); |
| 65 | } |
| 66 | return (val); |
| 67 | } |
| 68 | |
| 69 | static void costDiag(List<Point>[][] flags, int x, int y) { |
| 70 | if (x == 0 || y == 0 || flags[x - 1][y - 1] == null) { |