L-75的专栏

RescueTime Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 22768    Accepted Submission(s): 8045Problem DescriptionAngel was caught by th

Flip GameTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 39171 Accepted: 17026DescriptionFlip game is played on a rectangular 4x4 field with two-sided p

The ClocksTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 16196 Accepted: 6627Description|-------| |-------| |-------|| | | |

Curling 2.0Time Limit: 1000MS Memory Limit: 65536KTotal Submissions: 18688 Accepted: 7666DescriptionOn Planet MM-21, after their Olympic games this year, curlin

A Knight's JourneyTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 42114 Accepted: 14324DescriptionBackground The knight is getting bored of seeing t

符号三角形Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 1800    Accepted Submission(s): 930Problem Description符号三角形的 第1行有n个由“+”和”-“

SquareTime Limit: 10000/5000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 13846    Accepted Submission(s): 4386Problem DescriptionGiven a set of st

HopscotchTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 3951 Accepted: 2627DescriptionThe cows play the child's game of hopscotch in a non-traditional

迷宫问题Time Limit: 1000MS Memory Limit: 65536KTotal Submissions: 18533 Accepted: 10970Description定义一个二维数组： int maze[5][5] = { 0, 1, 0, 0, 0, 0, 1, 0, 1, 0,

J. Cleaner Robottime limit per test2 seconds memory limit per test512 megabytes inputstandard input outputstandard output Masha has recently bought a cleaner robot, it can clean a floor without any

The Pilots Brothers' refrigeratorTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 23414 Accepted: 9004 Special JudgeDescriptionThe game “The Pilo

Mine NumberTime Limit: 1000ms   Memory limit: 65536K  有疑问？点这里^_^题目描述Every one once played the game called Mine Sweeping, here I change the rule. You are given an n*m map, every element i

标题：穿越雷区X星的坦克战车很奇怪，它必须交替地穿越正能量辐射区和负能量辐射区才能保持正常运转，否则将报废。某坦克需要从A区到B区去（A，B区本身是安全区，没有正能量或负能量特征），怎样走才能路径最短？已知的地图是一个方阵，上面用字母标出了A，B区，其它区都标了正号或负号分别表示正负能量辐射区。例如：A + - + -- + - - +- + + + -

How Many TablesTime Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 20247    Accepted Submission(s): 10076Problem DescriptionToday is I

问题描述100 可以表示为带分数的形式：100 = 3 + 69258 / 714。还可以表示为：100 = 82 + 3546 / 197。注意特征：带分数中，数字1~9分别出现且只出现一次（不包含0）。类似这样的带分数，100 有 11 种表示法。输入格式从标准输入读入一个正整数N (N输出格式程序输出该数字用数码1~9不重复不遗漏地组成带分

Sum It Up Time Limit : 2000/1000ms (Java/Other)   Memory Limit : 65536/32768K (Java/Other)Total Submission(s) : 4   Accepted Submission(s) : 1Font: Times New Roman | Verdana |Georgia Font Si

问题描述如下图所示，3 x 3 的格子中填写了一些整数。+--*--+--+|10* 1|52|+--****--+|20|30* 1|*******--+| 1| 2| 3|+--+--+--+我们沿着图中的星号线剪开，得到两个部分，每个部分的数字和都是60。本题的要求就是请你编程判定：对给定的m x n 的格子中的整数，是否可以分割为两个部分，使得这

N皇后问题Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 14958    Accepted Submission(s): 6813Problem Description在N*N的方格棋盘放置了N个皇后，使得它们

标题：李白打酒    话说大诗人李白，一生好饮。幸好他从不开车。    一天，他提着酒壶，从家里出来，酒壶中有酒2斗。他边走边唱：    无事街上走，提壶去打酒。    逢店加一倍，遇花喝一斗。    这一路上，他一共遇到店5次，遇到花10次，已知最后一次遇到的是花，他正好把酒喝光了。     请你计算李白遇到店和花的次序，可以把遇店记为a，遇花记为b。

连连看Time Limit: 20000/10000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 26235    Accepted Submission(s): 6501Problem Description“连连看”相信很多人都玩过。没玩过也没关系，下

Prime Ring ProblemTime Limit: 4000/2000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 36781    Accepted Submission(s): 16202Problem DescriptionA ring is

变形课 Time Limit : 2000/1000ms (Java/Other)   Memory Limit : 131072/65536K (Java/Other)Total Submission(s) : 5   Accepted Submission(s) : 1Font: Times New Roman | Verdana | GeorgiaFont Size: ←

Accepted NecklaceTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 3696 Accepted Submission(s): 1465Problem DescriptionI have N precious stone