Problem18

public class Problem18
{
    private final static int[][] triangle = {
        {75},
        {95, 64},
        {17, 47, 82},
        {18, 35, 87, 10},
        {20, 4,  82, 47, 65},
        {19, 1,  23, 75, 3,  34},
        {88, 2,  77, 73, 7,  63, 67},
        {99, 65, 4,  28, 6,  16, 70, 92},
        {41, 41, 26, 56, 83, 40, 80, 70, 33},
        {41, 48, 72, 33, 47, 32, 37, 16, 94, 29},
        {53, 71, 44, 65, 25, 43, 91, 52, 97, 51, 14},
        {70, 11, 33, 28, 77, 73, 17, 78, 39, 68, 17, 57},
        {91, 71, 52, 38, 17, 14, 91, 43, 58, 50, 27, 29, 48},
        {63, 66, 4,  68, 89, 53, 67, 30, 73, 16, 69, 87, 40, 31},
        {4,  62, 98, 27, 23, 9,  70, 98, 73, 93, 38, 53, 60, 4,  23}
    };

    public static void main(String[] args)
    {
        System.out.println("Valore previsto: 1074");

        for (int row = triangle.length-2; row >= 0; row--) {
            for (int col = 0, length = triangle[row].length; col < length; col++) {
                triangle[row][col] += Math.max(triangle[row + 1][col], triangle[row + 1][col + 1]);
            }
        }

        System.out.println("Valore calcolato: " + triangle[0][0]);
    }
}