evi__的专栏

题目描述 如果告诉你圆的直径，那么计算圆的周长是非常简单的。但是，这次不告诉你圆的直径。 现给你圆周上三个点的坐标，请你计算圆的周长。 输入格式 输入包含多组测试数据。每组输入包含6个实数x1，y1，x2，y2，x3，y3，表示圆周上三个点的坐标。 圆的直径不会超过1000000。 输出 对于每组输入，输出圆的周长，结果保留2位小数。（pi的取值为3.141592653589

Rightmost Digit Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 28236    Accepted Submission(s): 10785 Problem Description Given a

I Think I Need a Houseboat Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 8778    Accepted Submission(s): 2507 Problem Description

Leftmost Digit Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 11717    Accepted Submission(s): 4475 Problem Description Given a po

Biker's Trip Odometer Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 3794    Accepted Submission(s): 2524 Problem Description Most

N! Time Limit: 10000/5000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 48036    Accepted Submission(s): 13522 Problem Description Given an integer N(0

Climbing Worm Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 11102    Accepted Submission(s): 7412 Problem Description An inch wor

Equipment Box Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 1256    Accepted Submission(s): 305 Problem Description There is a la

整数对 Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 2372    Accepted Submission(s): 799 Problem Description Gardon和小希玩了一个游戏，Gardon随

[1218] You are my brother 时间限制: 1000 ms　内存限制: 131072 K 问题描述 Little A gets to know a new friend, Little B, recently. One day, they realize that they are family 500 years ago. Now, Little A w

问题 A : 人生三大幻觉 时间限制：1 秒 内存限制：256 兆 特殊判题： 否 提交：13 解决： 7 题目描述 人生三大幻觉是手机在震动、有人叫你、还有Ta喜欢你。可是这第三条幻觉偏偏就真正的发生在了坤哥身上，坤哥很是高兴。但是......，那妹子对坤哥说了“我脖子上戴的这串项链有n个珠子，可以用c种颜色对珠子涂染，你能告诉我能形

Delta-wave Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 4914    Accepted Submission(s): 1865 Problem Description A triangle fiel

Train Problem II Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 5125    Accepted Submission(s): 2764 Problem Description As we all

Fibonacci Again Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 32530    Accepted Submission(s): 15721 Problem Description There ar

题目描述 现给你一组数，要求你找出其中只出现过一次的那个数。题目保证只有一个数字出现过一次，并且除了只出现一次的那个数字外，其余的数字均出现了偶数次。 输入格式 输入包含多组测试样例。每组样例第一行为一个正整数n（1 接下来的一行为n个正整数，所有的数都小于2^31。 当n=0时，输入结束。 输出 输出只出现过一次的那个数字，每组结果占一行。 样例输入

题目描述 暑假来了，很多人会选择最近很火的一款游戏作为娱乐，没错，那就是撸啊撸： 但是LOL里有一种生物非常影响人们的心情，他们是小学生。他们高喊着”人在塔在“，然后劈头对着对面砍，最后被对面塔打死。有人妄图劝服他们：“别打对方的肉了，打ADC！” 有些小学生会继续打对面肉盾，然后萌萌的说：“什么叫ADC？” 我们当然没时间向他解释ADC就是Attack Disable

Problem Description When Teddy was a child , he was always thinking about some simple math problems ,such as “What it’s 1 cup of water plus 1 pile of dough ..” , “100 yuan buy 100 pig” .etc.. On

题目描述 某市出租车计价规则如下：起步4公里10元，即使你的行程没超过4公里；接下来的4公里，每公里2元；之后每公里2.4元。行程的最后一段即使不到1公里，也当作1公里计费。 一个乘客可以根据行程公里数合理安排坐车方式来使自己的打车费最小。 例如，整个行程为16公里，乘客应该将行程分成长度相同的两部分，每部分花费18元，总共花费36元。如果坐出租车一次走完全程要花费37.2元。 现在给你整

Number Sequence Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 91855    Accepted Submission(s): 21881 Problem Description A number

ElevatorTime Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 38110    Accepted Submission(s): 20783 Problem DescriptionThe highest building in our

u Calculate e Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 27173    Accepted Submission(s): 12064 Problem Description A simple m

Digital Roots Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 43684    Accepted Submission(s): 13487 Problem Description The digita

Uniform Generator Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 15150    Accepted Submission(s): 5920 Problem Description Compute

Least Common Multiple Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 26336    Accepted Submission(s): 9880 Problem Description The

题目链接 问题 F : 8 时间限制：1 秒 内存限制：256 兆 特殊判题： 否 提交：38 解决： 10 题目描述 人们都喜欢8这个数字，手机号希望全是8，车牌号也希望全是8.在这个无发不在的世界，8俨然成为了人们发财的数字。为了以后我们的前途，大家来画8吧，谁画的标准，好看，谁的前途就越好。 输入格