Pascal.java

package pascal;

/**
 *
 * @author Kyl3
 */
import java.util.Scanner;

class Space {

    public static void p(int count) {
        for (int i = 0; i < count; i++) {
            System.out.print(" ");
        }
    }
}

public class Pascal {

    public static void main(String[] args) {
        System.out.println("Digite o número de linhas: ");
        int n = new Scanner(System.in).nextInt() + 1;

        System.out.println("Digite o espaçamento entre os valores: ");
        int max_dist = new Scanner(System.in).nextInt();

        if (max_dist <= 1) {
            max_dist = 2;
        }

        int mat[][] = new int[n][n];
        int maxj[] = new int[n];

        for (int i = 0; i < n; i++) {
            if (i == 0) {
                mat[i][i] = 1;
            } else {

                for (int j = 1; j < n; j++) {
                    mat[i][j] = mat[i - 1][j - 1] + mat[i - 1][j];
                    if (mat[i][j] > maxj[j]) {
                        maxj[j] = mat[i][j];
                    }
                }

                for (int j = i; j < n; j++) {
                    mat[i][j] = 1;
                }

                mat[i][0] = 1;
            }
        }

        for (int i = 0; i < mat.length - 1; i++) {
            for (int j = 0; j <= i; j++) {
                if (j == 0) {
                    Space.p(max_dist * (n - i));
                    System.out.print(mat[i][j]);
                } else {
                    Space.p((2 * max_dist) - Integer.toString(mat[i][j - 1]).length());
                    System.out.print(mat[i][j]);
                }
            }

            System.out.println("");
        }
    }
}