2020年5月26日
496. Next Greater Element I
摘要： package LeetCode_496 import java.util.* import kotlin.collections.HashMap /** * 496. Next Greater Element I * https://leetcode.com/problems/next-great 阅读全文
posted @ 2020-05-26 21:52 johnny_zhao 阅读(151) 评论(0) 推荐(0)
226. Invert Binary Tree
摘要： package LeetCode_226 import java.util.* /** * 226. Invert Binary Tree * https://leetcode.com/problems/invert-binary-tree/description/ * * Invert a bin 阅读全文
posted @ 2020-05-26 12:36 johnny_zhao 阅读(89) 评论(0) 推荐(0)
532. K-diff Pairs in an Array
摘要： package LeetCode_532 /** * 532. K-diff Pairs in an Array * https://leetcode.com/problems/k-diff-pairs-in-an-array/description/ * * Given an array of i 阅读全文
posted @ 2020-05-26 11:57 johnny_zhao 阅读(101) 评论(0) 推荐(0)