第一个数不变,第二个数递减1,差递增1.
斜着看呢?
第一个数递减1,第二个数不变,差递减1.
• 9、春去春又回,新桃换旧符。在那桃花盛开的地方,在这醉人芬芳的季节,愿你生活像春天一样阳光,心情像桃花一样美丽,日子像桃子一样甜蜜。20. 6.2920.6.29Monday, June 29, 2020
• 17、一个人如果不到最高峰,他就没有片刻的安宁,他也就不会感到生命的恬静和光荣。上午9时20分16秒上午9时20分09:20:1620.6.29
谢谢观看
• 13、志不立,天下无可成之事。20.6.2920.6.2909:20:1609:20:16June 29, 2020
• 14、Thank you very much for taking me with you on that splendid outing to London. It was the first time that I had seen the Tower or any of the other famous sights. If I'd gone alone, I couldn't have seen nearly as much, because I wouldn't have known my way about.
9-6 9-5 9-4
9-2 9-1
8-8 8-7 8-6
8-4 8-3
8-1 8-0
7-7 7-6 7-5
7-3 7-2
7-0
6-5
6-2 6-1
5-5
5-3 -2
2-1
1-1
0-0
5-1
竖着看你发现了什么规律?
第一个数递减1,第二个数也递减1,差不变。