abner_Tan-优快云博客

原创 freopen和fopen的在ACM竞赛中的简单使用

在程序设计竞赛中，当我们遇到需要大量的输入数据情况下就可以采用文件的方式来存储我们的输入数据，为下次调试程序时节省了很多时间；首先我们来说下freopen（）这个函数，1.它是c标准库中的函数，也就是#include；2.C89函数声明：FILE *freopen( const char *filename, const char *mode, FILE *

2015-12-15 20:21:37 4324

原创 java中将int型数据转换成byte字节数组

public static byte[] toByteClass(String msg){ byte[] bt= new byte[2]; int res = Integer.parseInt(msg); int num = Integer.parseInt(Integer.toHexString(res)); bt[0] = (byte) ((res >> 8) & 0xff);

2016-11-16 18:50:06 1124

原创 HDU2710 Max Factor

DescriptionTo improve the organization of his farm, Farmer John labels each of his N (1 <= N <= 5,000) cows with a distinct serial number in the range 1..20,000. Unfortunately, he is unaware that

2016-08-24 23:49:05 602

原创 CSU 1588 合并果子

现在有n堆果子，第i堆有ai个果子。现在要把这些果子合并成一堆，每次合并的代价是两堆果子的总果子数。求合并所有果子的最小代价。Input第一行包含一个整数T（T每组数据第一行包含一个整数n（2第二行包含n个正整数ai（aiOutput每组数据仅一行，表示最小合并代价。Sample I

2016-08-24 23:16:13 758

原创 HDU3711 Binary Number

最近一段时间杭电10点就打烊了！题目链接就不上了；很长一段时间没有更新博客了！最近一段时间会陆陆续续的将近期做过的一些题目分享出来，也是为了勉励自己！DescriptionFor 2 non-negative integers x and y, f(x, y) is defined as the number of different bits in the binar

2016-08-24 22:40:02 626

原创 HDU2609How many

How manyTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 2098 Accepted Submission(s): 852Problem DescriptionGive you n ( n H

2016-04-30 14:34:25 382

原创 HDU1379 DNA Sorting

DNA SortingTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 2379 Accepted Submission(s): 1168Problem DescriptionOne measure of

2016-04-03 16:22:32 479

原创 HDU1062 Text Reverse

Text ReverseTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 25361 Accepted Submission(s): 9817Problem DescriptionIgnatius lik

2016-04-03 13:01:05 412

原创 HDU1073 Online Judge

Online JudgeTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 6630 Accepted Submission(s): 2506Problem DescriptionIgnatius is b

2016-04-03 12:56:06 1591

原创 HDU1161 Eddy's mistakes

Eddy's mistakesTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 10108 Accepted Submission(s): 5711Problem DescriptionEddy usua

2016-04-03 12:38:30 590

原创 HDU1075 What Are You Talking About

What Are You Talking AboutTime Limit: 10000/5000 MS (Java/Others) Memory Limit: 102400/204800 K (Java/Others)Total Submission(s): 18989 Accepted Submission(s): 6215Problem Descriptio

2016-04-03 12:30:05 375

原创 HDU 1200 To and Fro

To and FroTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 6025 Accepted Submission(s): 4143Problem DescriptionMo and Larry ha

2016-04-03 12:10:57 259

原创 HDU 1328 IBM Minus One

IBM Minus OneTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 5354 Accepted Submission(s): 2742Problem DescriptionYou may have

2016-04-03 10:50:06 332

原创 HDU 1321 Reverse Text

Reverse TextTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 6876 Accepted Submission(s): 3833Problem DescriptionIn most langu

2016-04-03 10:32:28 709

原创 HDU 1256 画8

画8Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 5356 Accepted Submission(s): 2297Problem Description谁画8画的好,画的快,今后就发的快,学业发达,

2016-04-03 10:26:07 432

原创 hdu 1288 Hat's Tea

Hat's TeaTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 1492 Accepted Submission(s): 319Problem DescriptionHat is a member o

2016-04-03 10:11:15 707

原创 HDU 2030 汉字统计

汉字统计Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 36676 Accepted Submission(s): 19952Problem Description统计给定文本文件中汉字的个数。

2016-04-03 10:04:05 738

原创 HDU1039 Easier Done Than Said?

Easier Done Than Said?Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 11141 Accepted Submission(s): 5381Problem DescriptionPa

2016-03-15 21:05:50 368

原创 HDU1236排名

排名Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 19745 Accepted Submission(s): 7222Problem Description今天的上机考试虽然有实时的Ranklist，

2016-03-14 20:35:35 813

原创 HDU1234开门人和关门人

开门人和关门人Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 14001 Accepted Submission(s): 7129Problem Description每天第一个到机房的人要把门打开，最

2016-03-14 20:18:05 392

原创 HDU1076An Easy Task

An Easy TaskTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 19162 Accepted Submission(s): 12243Problem DescriptionIgnatius wa

2016-03-14 20:01:37 1043

原创 HDU1021Fibonacci Again

Fibonacci AgainTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 49607 Accepted Submission(s): 23534Problem DescriptionThere ar

2016-03-13 10:51:07 354

原创 HDU1042 N!

N!Time Limit: 10000/5000 MS (Java/Others) Memory Limit: 262144/262144 K (Java/Others)Total Submission(s): 70821 Accepted Submission(s): 20307Problem DescriptionGiven an integer N

2016-03-11 09:30:13 518

原创 HDU1020 Encoding

EncodingTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 36924 Accepted Submission(s): 16374Problem DescriptionGiven a string

2016-03-11 09:19:34 285

原创 HDU1013Digital Roots

Digital RootsTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 65378 Accepted Submission(s): 20386Problem DescriptionThe digita

2016-03-08 20:09:00 490

原创 HDU1008 Elevator

ElevatorTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 59578 Accepted Submission(s): 32699Problem DescriptionThe highest bui

2016-03-08 11:23:18 264

原创 HDU2103Family planning

Family planningTime Limit: 3000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 9139 Accepted Submission(s): 2362Problem DescriptionAs far as

2016-02-11 20:38:58 402

原创 HDU2080夹角有多大II

夹角有多大IITime Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 9087 Accepted Submission(s): 4627Problem Description这次xhd面临的问题是这样的：在一个

2016-01-24 21:03:52 2131

原创 HDU2093考试排名

考试排名Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 11564 Accepted Submission(s): 4097Problem DescriptionC++编程考试使用的实时提交系统，具有即

2016-01-23 23:40:49 377

原创排序小结（持续更新中。。。）

今天在这里就记录下简单的冒泡排序，接下来的几天，我会和大家一起分享下我对排序的一些理解和认识；冒泡排序：给出实际序列；9 8 7 0 6 2 4;个数n=7；给出一个 6 个数的序列，要求我们对其进行升序，我们可以有很多的排序方法来解决这个问题；这里的话，我先来和大家分享下冒泡排序；冒泡排序：顾名思义，就是像鱼儿吹泡泡一个个冒出来一样，所以冒泡排序的本质其实是序列中相邻的两个数进行

2016-01-20 20:38:34 316

原创 HDU1040As Easy As A+B

As Easy As A+BTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 50426 Accepted Submission(s): 21561Problem DescriptionThese day

2016-01-20 13:17:05 470

原创 HDU5146Sequence

SequenceTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 863 Accepted Submission(s): 456Problem DescriptionToday we have a num

2016-01-14 15:37:33 359

原创 HDU5158Have meal

Have mealTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 690 Accepted Submission(s): 462Problem DescriptionI have been in sch

2016-01-14 14:02:57 416

原创 HDU2074 叠筐

叠筐Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 16016 Accepted Submission(s): 4184Problem Description需要的时候，就把一个个大小差一圈的筐叠上去，

2016-01-13 16:14:20 304

原创 HDU2061Treasure the new start, freshmen!

Treasure the new start, freshmen!Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 13874 Accepted Submission(s): 4219Problem Descri

2016-01-12 15:41:06 351

原创 HDU2060Snooker

SnookerTime Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 8981 Accepted Submission(s): 3819Problem Descriptionbackground:Phili

2016-01-12 14:44:00 381

原创 HDU2059龟兔赛跑

龟兔赛跑Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 14713 Accepted Submission(s): 5464Problem Description据说在很久很久以前，可怜的兔子经历了人生

2016-01-12 13:59:36 4098 3

原创 HDU2058The sum problem

The sum problemTime Limit: 5000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 20315 Accepted Submission(s): 5972Problem DescriptionGiven a s

2016-01-11 17:12:07 447

原创 HDU2078复习时间

复习时间Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 6360 Accepted Submission(s): 4668Problem Description为了能过个好年，xhd开始复习了，于是每天

2016-01-11 13:56:57 1874

原创 HDU2083简易版之最短距离

简易版之最短距离Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 15057 Accepted Submission(s): 6648Problem Description寒假的时候，ACBOY要去拜访很

2016-01-10 18:09:03 1991

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