JDK 26 moves to general production availability. This short-term release is backed by six months of Premier-level support. Java Development Kit (JDK) 26, the latest standard Java release from Oracle, ...
Implement next permutation, which rearranges numbers into the lexicographically next greater permutation of numbers. If such arrangement is not possible, it must rearrange it as the lowest possible ...
- find successors and predecessors using BST (both list will be sorted); in the end, we can easily get top k from the two sorted list - with BST: **inorder traversal gives us sorted predecessors - ...