Two-dimensional array exercises - Yang Hui's triangle

Print a 10-line Yang Hui triangular number

package array;

/**
 * @author 苗晓强
 * @date 2023/7/26 22:53
 * 打印一个10行的杨辉三角数
 */
public class ArraysTwoTest {
    public static void main(String[] args) {
        int [][] yangHui = new int[10][];
        for (int i = 0; i < yangHui.length; i++){
            yangHui[i]  = new int[i + 1];
            yangHui[i][0] = yangHui[i][i] = 1;
            for (int j = 1; j < yangHui[i].length -1; j++){
                yangHui[i][j] = yangHui[i-1][j-1] + yangHui[i-1][j];
            }
        }

        for (int i = 0; i < yangHui.length; i++){
            for (int j = 0; j < yangHui[i].length; j++){
                System.out.print(yangHui[i][j] + "\t");
            }
            System.out.println();
        }
    }
}