水题一道却交了4次QAQ，真是蒟蒻QAQ CODE： #include<cstdio>#include<iostream>#include<cstring>#include<algorithm>#include<queue>using namespace std;struct node{ int x,y,t;}st,en;queue<node> s;#define maxn 1010int a[maxn][maxn];bool b[m…

3299: [USACO2011 Open]Corn Maze玉米迷宫 Time Limit: 10 Sec  Memory Limit: 128 MBSubmit: 137  Solved: 59[Submit][Status][Discuss] Description 今年秋天,约翰带着奶牛们去玩玉米迷宫.迷宫可分成NxM个格子,有些格子种了玉 米,种宥玉米的格子无法通行. 迷宫的四条边界上都是种了玉米的格子,其屮只有一个格子 没种,那就是出口. 在这个迷宫里,有一些神奇的传送点6每个传送点…

http://www.lydsy.com/JudgeOnline/problem.php?id=3299 映射一下传送门即可.. #include <cstdio> #include <cstring> #include <cmath> #include <string> #include <iostream> #include <algorithm> #include <queue> using namespace st…

Description 今年秋天,约翰带着奶牛们去玩玉米迷宫.迷宫可分成NxM个格子,有些格子种了玉 米,种宥玉米的格子无法通行.  迷宫的四条边界上都是种了玉米的格子,其屮只有一个格子 没种,那就是出口.  在这个迷宫里,有一些神奇的传送点6每个传送点由一对点组成,一旦 走入传送点的某个结点,  机器就会强制把你送到传送点的另一头去.所有的传送点都是双向 的,如果你定到了另一头,机器也会把你送回来. 奶牛在一个单位的时间内只能向相邻的四个方向移动一格,不过传送机传送是瞬间完成 的.  现在W西…

就一个最短路,并且边长都是1,所以每个点只搜一次. /************************************************************** Problem: 3299 User: MT_Chan Language: C++ Result: Accepted Time:72 ms Memory:2420 kb ****************************************************************/ #include<…

题目描述 This past fall, Farmer John took the cows to visit a corn maze. But this wasn't just any corn maze: it featured several gravity-powered teleporter slides, which cause cows to teleport instantly from one point in the maze to another. The slides w…

P1825 [USACO11OPEN]玉米田迷宫Corn Maze 题目描述 This past fall, Farmer John took the cows to visit a corn maze. But this wasn't just any corn maze: it featured several gravity-powered teleporter slides, which cause cows to teleport instantly from one point in…

https://www.luogu.org/problem/show?pid=1825 题目描述 This past fall, Farmer John took the cows to visit a corn maze. But this wasn't just any corn maze: it featured several gravity-powered teleporter slides, which cause cows to teleport instantly from on…

P1825 [USACO11OPEN]玉米田迷宫Corn Maze 题目描述 This past fall, Farmer John took the cows to visit a corn maze. But this wasn't just any corn maze: it featured several gravity-powered teleporter slides, which cause cows to teleport instantly from one point in…

题目描述 This past fall, Farmer John took the cows to visit a corn maze. But this wasn't just any corn maze: it featured several gravity-powered teleporter slides, which cause cows to teleport instantly from one point in the maze to another. The slides w…