http://acm.nyist.net/JudgeOnline/problem.php?pid=151 package org.acm.math;/** 详情参考:http://blog.csdn.net/lyy289065406/article/details/6648551* 先说下,题意:( n + d ) % 23 = a , ( n + d ) % 28 = b , ( n + d
题目: 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 ≤ BST's total elements. Follow up: What if t