junior19的博客

You are trapped in a 3D dungeon and need to find the quickest way out! The dungeon is composed of unit cubes which may or may not be filled with rock. It takes one minute to move one unit north, south

Chef and Hasan went for skiing in a rectangular field, the field can be represented as a grid of N rows and M columns, rows are numbered from 1 to N starting from top, columns are numbered from 1 to

"B" Painting the Wall Time limit 2 seconds Memory limit 256 megabytes Little girl Masha is looking at the wall in her room. The wall is tiled with square tiles, bu

B. Igor and his way to work time limit per test 3 seconds memory limit per test 256 megabytes input standard input output standard output Woken up by the alarm clock Igo

C. The Great Mixing time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Sasha and Kolya decided to get drunk wit

A. Treasure Island time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Pirate John Silver has found a map depic

reference：http://blog.youkuaiyun.com/u013480600/article/details/26458435 Multiple Time Limit: 1000MS   Memory Limit: 32768K Total Submissions: 7682   Accepted: 1717 Descripti

题意：J为人的位置，F（可能有多个）为火源，每1s火源都在往四周扩散，人每秒走一步，求最少走几步到地图边缘，若不能输出IMPOSSIBLE。 思路：先BFS求出火到达每个点的时间，再BFS求出人逃离的时间。 # include # include # include using namespace std; int n, m; char map[1001][1001]; int fire

Catch That Cow Time Limit: 2000MS   Memory Limit: 65536K Total Submissions: 82031   Accepted: 25785 Description Farmer John has been informed of the location of a fugit

Find The Multiple Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 28780   Accepted: 11935   Special Judge Description Given a positive integer n, write a

4242: 水壶 Time Limit: 40 Sec  Memory Limit: 512 MB Submit: 946  Solved: 241 [Submit][Status][Discuss] Description JOI君所居住的IOI市以一年四季都十分炎热著称。 IOI市是一个被分成纵H*横W块区域的长方形，每个区域都是建筑物、原野、墙壁之一。建筑物的区域有P个，编号