You have n boxes in a line on the table numbered 1...n from left to right. Your task is to simulate 4 kinds of commands: • 1 X Y : move box X to the left to Y (ignore this if X is already the left of Y ) • 2 X Y : move box X to the right to Y (igno…
题目链接:https://uva.onlinejudge.org/external/126/12657.pdf 题意: 给你一个从1~n的数,然后给你操作方案 • 1 X Y : move box X to the left to Y (ignore this if X is already the left of Y )• 2 X Y : move box X to the right to Y (ignore this if X is already the right of Y )• 3…
一定要注意swap(x, y),x, y可能相邻! #include <cstdio> #define N 100005 #define ll long long int n, m; struct node{ int l, r; node() : l(), r() {} node(int l_, int r_) : l(l_), r(r_) {} }num[N]; void init() { ; i <= n + ; i++) num[i].l = i - , num[i].r = i…
Boxes in a Line You have n boxes in a line on the table numbered 1 . . . n from left to right. Your task is to simulate 4 kinds of commands: • 1 X Y : move box X to the left to Y (ignore this if X is already the left of Y ) • 2 X Y : move box X to th…
12657 - Boxes in a Line You have n boxes in a line on the table numbered 1 . . . n from left to right. Your task is to simulate 4kinds of commands:• 1 X Y : move box X to the left to Y (ignore this if X is already the left of Y )• 2 X Y : move box X…
Boxes in a Line You have n boxes in a line on the table numbered 1 . . . n from left to right. Your task is to simulate 4 kinds of commands: ? 1 X Y : move box X to the left to Y (ignore this if X is already the left of Y ) ? 2 X Y : move box X to th…
You have n boxes in a line on the table numbered 1 . . . n from left to right. Your task is to simulate 4kinds of commands: • 1 X Y : move box X to the left to Y (ignore this if X is already the left of Y ) • 2 X Y : move box X to the right to Y (i…
省赛B题....手写链表..其实很简单的.... 比赛时太急了,各种手残....没搞出来....要不然就有金了...注:对相邻的元素需要特判..... Problem B Boxes in a Line You have n boxes in a line on the table numbered 1~n from left to right. Your task is to simulate 4 kinds of commands: 1 X Y: move box X to the lef…