🔢 数字7
18572假设有6个二维数据点:D={(2,3),(5,7),(9,6),(4,5),(6,4),(7,2)},第一次切分时候,切分线为()。 18573In the eye of ancient Chinese, one, three, five, seven and nine are numbers of Yang, while two, four, six and eight are numbers of Yin. If both of the numbers of the day and the month are Yang numbers, such as 01/01, 03/03, 05/05, 07/07, 09/09; it leads t