package hello;


public class MyLotteryArray
{
    public static void main(String[] args)
	{
		final int 	NMAX = 10;
//		先定行数。NMAX+1
		int[][] odds=new int [NMAX+1][];
//		odds[n]=new int[n+1];这句给每行的长度  即列数赋值
		for (int n=0;n<=NMAX;n++)
		{
			odds[n]=new int[n+1];
		}
		for(int n = 0 ;n<odds.length;n++)
		{
			for(int k=0; k<odds[n].length;k++)
			{
				int lotteryOdds=1;
				for (int i=1;i<=k;i++)
				{
					lotteryOdds=lotteryOdds*(n-i+1)/i;
                    odds[n][k]=lotteryOdds;				
				}
				
			}
		}
		
		
//		打印二维数组
		for (int[]row:odds)
		{
			for(int odd:row)
			{
				System.out.printf("%4d", odd);
			}
//			打印完每行之后再换行。注意这句位置
			System.out.println();
		} 
	}
}