Given a binary search tree, write a function kthSmallest to find the kth smallest element in it. Note: You may assume k is always valid, 1 ≤ k ...

Given a n x n matrix where each of the rows and columns are sorted in ascending order, find the kth smallest element in the matrix. Note ...

Find the kth largest element in an unsorted array. For example,Given [3,2,1,5,6,4] and k = 2, return 5. Note ...

Nearly every one have used the Multiplication Table. But could you find out the k-th smallest number quickly from the multiplication table ...

Kth Largest Element Find K-th largest element in an array. Note You can swap elements in the array Example In array ...

题目 第k大元素 在数组中找到第k大的元素 样例 给出数组[9,3,2,4,8]，第三大的元素是4 给出数组 [1,2,3,4,5]，第一大的元素是 ...

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Given an m x n matrix mat where every row is sorted in strictly increasing order, return the smallest common element in all rows. ...