C. Swap Letters time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Monocarp has got two strings ss and tt having equal length. Both strings consist of lowercase Latin letters "a" and &qu
Problem C Time Limit : 3000/1000ms (Java/Other) Memory Limit : 65535/32768K (Java/Other) Total Submission(s) : 167 Accepted Submission(s) : 29 Font: Times New Roman | Verdana | Georgia Font Size: ← → Problem Description 调皮的萌萌喜欢在传输的数据上做改动,具体方法如下:
题面 Given a linked list, swap every two adjacent nodes and return its head. You may not modify the values in the list's nodes, only nodes itself may be changed. 给定链表,交换相邻的两个节点,并非返回头节点. 样例 Given 1->2->3->4, you should return the list as 2->1->