 she will not include two diamonds in the same case</div>
<div>&nbsp;if their sizes differ by more than K (two diamonds can be displayed together in the same case if th</div>
<div>eir sizes differ by exactly K). Given K, please help Bessie determine the maximum number of diamonds</div>
<div>&nbsp;she can display in both cases together.</div>
<div>给定长度为N的数列a，要求选出两个互不相交的子序列（可以不连续），满足同一个子序列中任意两个元素差的绝</div>
<d