[USACO07OPEN]Catch That Cow

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[USACO07OPEN]Catch That Cow

题目:洛谷P1588.HDU2717 题目大意:有一个人在点$n$,一头牛在点$k$,人每秒能从$x$移动到点$x+1$.$x-1$.$2x$,牛不会动,求最少多少秒后人能移动到牛所在的$k$. 思路:BFS.按照题意进行广搜. 注意:题目数据较大,如中途计算中的点$x$大于100000或小于1,则不放入队列中. 两处题目读入不太一样. 细节见代码. C++ Code: #include<cstdio> #include<queue> #include<cstring>…

POJ 3278 Catch That Cow（bfs）

传送门 Catch That Cow Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 80273 Accepted: 25290 Description Farmer John has been informed of the location of a fugitive cow and wants to catch her immediately. He starts at a point N (0 ≤ N ≤ 10…

poj3278 Catch That Cow

Catch That Cow Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 73973 Accepted: 23308 Description Farmer John has been informed of the location of a fugitive cow and wants to catch her immediately. He starts at a point N (0 ≤ N ≤ 100,00…

catch that cow (bfs 搜索的实际应用，和图的邻接表的bfs遍历基本上一样)

Catch That Cow Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 38263 Accepted: 11891 Description Farmer John has been informed of the location of a fugitive cow and wants to catch her immediately. He starts at a point N (0 ≤ N ≤ 100,00…

poj 3278:Catch That Cow（简单一维广搜）

Catch That Cow Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 45648 Accepted: 14310 Description Farmer John has been informed of the location of a fugitive cow and wants to catch her immediately. He starts at a point N (0 ≤ N ≤ 100,00…

2016HUAS暑假集训训练题 B - Catch That Cow

B - Catch That Cow Description Farmer John has been informed of the location of a fugitive cow and wants to catch her immediately. He starts at a point N (0 ≤ N ≤ 100,000) on a number line and the cow is at a point K (0 ≤ K ≤ 100,000) on the same num…