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SPF Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 8139 Accepted: 3723 Description Consider the two networks shown below. Assuming that da 阅读全文
posted @ 2016-09-27 00:03
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2763: [JLOI2011]飞行路线 Description Alice和Bob现在要乘飞机旅行，他们选择了一家相对便宜的航空公司。该航空公司一共在n个城市设有业务，设这些城市分别标记为0到n-1，一共有m种航线，每种航线连接两个城市，并且航线有一定的价格。Alice和Bob现在要从一个城市沿着 阅读全文
posted @ 2016-09-26 22:56
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Full Tank? Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 7248 Accepted: 2338 Description After going through the receipts from your car t 阅读全文
posted @ 2016-09-26 22:53
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Play on Words Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 11846 Accepted: 4050 Description Some of the secret doors contain a very inte 阅读全文
posted @ 2016-09-25 23:58
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Ideal Path Time Limit: 10000MS Memory Limit: 65536K Total Submissions: 1754 Accepted: 240 Description New labyrinth attraction is open in New Lostland 阅读全文
posted @ 2016-09-25 23:22
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题目描述 小a住的国家被僵尸侵略了！小a打算逃离到该国唯一的国际空港逃出这个国家。 该国有N个城市，城市之间有道路相连。一共有M条双向道路。保证没有自环和重边。 K个城市已经被僵尸控制了，如果贸然闯入就会被感染TAT...所以不能进入。由其中任意城市经过不超过S条道路就可以到达的别的城市，就是危险城 阅读全文
posted @ 2016-09-24 23:54
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题目描述 某国法律规定，只要一个由N*M个小方块组成的旗帜符合如下规则，就是合法的国旗。（毛熊：阿嚏——） 从最上方若干行（>=1）的格子全部是白色的。 接下来若干行（>=1）的格子全部是蓝色的 剩下的行（>=1）全部是红色的 从最上方若干行（>=1）的格子全部是白色的。 接下来若干行（>=1）的格 阅读全文
posted @ 2016-09-24 23:49
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The Fewest Coins Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 6299 Accepted: 1922 Description Farmer John has gone to town to buy some f 阅读全文
posted @ 2016-09-23 20:45
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AreYouBusy Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 3985 Accepted Submission(s): 1580 Prob 阅读全文
posted @ 2016-09-23 19:53
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//这是一个教灰哥用数组写二叉树的教程//题意：知道中序后序遍历求先序遍历#include #include #include #include using namespace std; const int N=10; int la,lb; char a[N],b[N]; struct node{ int ls,rs; char c; }tree[N]; int cnt=0; i... 阅读全文
posted @ 2016-09-23 18:46
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1029: [JSOI2007]建筑抢修 Description 小刚在玩JSOI提供的一个称之为“建筑抢修”的电脑游戏：经过了一场激烈的战斗，T部落消灭了所有z部落的入侵者。但是T部落的基地里已经有N个建筑设施受到了严重的损伤，如果不尽快修复的话，这些建筑设施将会完全毁坏。现在的情况是：T部落基地 阅读全文
posted @ 2016-09-23 16:16
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TELE Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 4957 Accepted: 2726 Description A TV-network plans to broadcast an important football 阅读全文
posted @ 2016-09-23 15:47
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Find Metal Mineral Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65768/65768 K (Java/Others)Total Submission(s): 3397 Accepted Submission(s): 1 阅读全文
posted @ 2016-09-23 14:04
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Balance Time Limit: 1000MS Memory Limit: 30000K Total Submissions: 13717 Accepted: 8616 Description Gigel has a strange "balance" and he wants to pois 阅读全文
posted @ 2016-09-22 23:45
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Bone Collector II Time Limit: 5000/2000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 4229 Accepted Submission(s): 22 阅读全文
posted @ 2016-09-22 23:06
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Making the Grade Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 6445 Accepted: 2994 Description A straight dirt road connects two fields o 阅读全文
posted @ 2016-09-22 22:26
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Robberies Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 21060 Accepted Submission(s): 7808 Prob 阅读全文
posted @ 2016-09-22 12:48
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悼念512汶川大地震遇难同胞——珍惜现在，感恩生活 Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 25602 Accepted Submissi 阅读全文
posted @ 2016-09-21 23:58
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Dividing Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 68769 Accepted: 17955 Description Marsha and Bill own a collection of marbles. The 阅读全文
posted @ 2016-09-21 23:43
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Piggy-Bank Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 10787 Accepted: 5258 Description Before ACM can do anything, a budget must be pr 阅读全文
posted @ 2016-09-21 22:53
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1216: [HNOI2003]操作系统 Description 写一个程序来模拟操作系统的进程调度。假设该系统只有一个CPU，每一个进程的到达时间，执行时间和运行优先级都是已知的。其中运行优先级用自然数表示，数字越大，则优先级越高。如果一个进程到达的时候CPU是空闲的，则它会一直占用CPU直到该进 阅读全文
posted @ 2016-09-21 17:41
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Cow Marathon Time Limit: 2000MS Memory Limit: 30000K Total Submissions: 5117 Accepted: 2492 Case Time Limit: 1000MS Description After hearing about th 阅读全文
posted @ 2016-09-21 17:03
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C. The Values You Can Make time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output C. The Values 阅读全文
posted @ 2016-09-20 23:49
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A. NP-Hard Problem time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output A. NP-Hard Problem ti 阅读全文
posted @ 2016-09-20 23:24
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B. Remainders Game time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output B. Remainders Game tim 阅读全文
posted @ 2016-09-20 22:42
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B. Appleman and Tree time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output B. Appleman and Tre 阅读全文
posted @ 2016-09-20 11:42
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Apple Tree Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 26995 Accepted: 8007 Description There is an apple tree outside of kaka's house. 阅读全文
posted @ 2016-09-19 23:53
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1864: [Zjoi2006]三色二叉树 Description Input 仅有一行，不超过500000个字符，表示一个二叉树序列。 仅有一行，不超过500000个字符，表示一个二叉树序列。 Output 输出文件也只有一行，包含两个数，依次表示最多和最少有多少个点能够被染成绿色。 输出文件也只 阅读全文
posted @ 2016-09-19 23:49
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Godfather Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 6121 Accepted: 2164 Description Last years Chicago was full of gangster fights an 阅读全文
posted @ 2016-09-19 23:44
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C. Team time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output C. Team time limit per test 1 sec 阅读全文
posted @ 2016-09-19 12:50
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