poj 3696 The Luckiest Number
The Luckiest Number题目大意：给你一个int范围内的正整数n，求这样的最小的x，使得：连续的x个8可以被n整除。注释：如果无解输出0。poj多组数据，第i组数据前面加上Case i: 即可。想法：这题还是挺好的。我最开始的想法是一定有超级多的数输出0。然后...我就在哪里找啊找.....
数学+DP Codeforces Round #304 (Div. 2) D. Soldier and Number Game
题目传送门 /* 题意：这题就是求b+1到a的因子个数和。 数学+DP：a[i]保存i的最小因子，dp[i] = dp[i/a[i]] +１;再来一个前缀和 */ /************************************************ Author ...
ORA-19502: write error on file "xxxxx", block number xxxx
错误现象：在ORACLE 10g下为表空间IGNITE_EGVSQL01增加数据文件时，报如下错误：SQL> ALTER TABLESPACE IGNITE_EGVSQL01 ADD DATAFILE '/oradata/ignt/ignite_egvsql01_d02.dbf' S...
LightOJ1245 Harmonic Number (II)
题意\(求\Sigma \lfloor \frac{n}{i} \rfloor\)Input starts with an integer T (≤ 1000), denoting the number of test cases.Each case starts with a line conta...
error -27257: Pending web_reg_save_param/reg_find/create_html_param[_ex] request(s) detected and reset at the end of iteration number 1
检查点函数 web_reg_find("Search=body", "savecount=num", "Text=test1", LAST);...
JavaScript Math和Number对象
目录1. Math 对象：数学对象，提供对数据的数学计算。如：获取绝对值、向上取整等。无构造函数，无法被初始化，只提供静态属性和方法。2. Number 对象 ：Js中提供数字的对象。包含整数、浮点数等等。并提供数字的类型转换、小数点截取等方法。1. Math 对象1.1 介绍Math 对象，是数学...
C# random(number)
C#随机函数Random()的用法出自：http://www.cnblogs.com/wang726zq/archive/2012/04/28/2474711.htmlhttp://blog.csdn.net/xianxianmohan/article/details/6587909http://w...
2016沈阳网络赛 odd-even number
odd-even numberTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Problem DescriptionFor a number,if the length of con...
[LeetCode] 711. Number of Distinct Islands II_hard tag: DFS
Given a non-empty 2D array grid of 0's and 1's, an island is a group of 1's (representing land) connected 4-directionally (horizontal or vertical.) Yo...
codeforces Hill Number 数位dp
http://www.codeforces.com/gym/100827/attachmentsHill NumberTime Limits: 5000 MS Memory Limits: 200000 KB64-bit interger IO format: %lld Java cl...
HDU 5898 odd-even number (数位DP) -2016 ICPC沈阳赛区网络赛
题目链接题意：一个数字，它每个数位上的奇数都形成偶数长度的段，偶数位都形成奇数长度的段他就是好的。问[L , R]的好数个数。题解：裸的数位dp, 从高到低考虑每个数位, 状态里存下到当前位为止的值的奇偶性和长度奇偶性即可.#include <iostream>#include <...
多校5 HDU5787 K-wolf Number 数位DP
// 多校5 HDU5787 K-wolf Number 数位DP // dp[pos][a][b][c][d][f] 当前在pos，前四个数分别是a b c d // f 用作标记，当现在枚举的数小于之前的数时，就不用判断i与dig[pos]的大小 // 整体来说就，按位往后移动，每次添加后形成...
HDU 5787 K-wolf Number 数位DP
K-wolf NumberProblem DescriptionAlice thinks an integer x is a K-wolf number, if every K adjacent digits in decimal representation of x is pairwised d...
HDU 5179 beautiful number 数位dp
题目链接：hdu: http://acm.hdu.edu.cn/showproblem.php?pid=5179bc(中文): http://bestcoder.hdu.edu.cn/contests/contest_chineseproblem.php?cid=569&pid=1002题解...
Number Sequence
Number SequenceA number sequence is defined as follows:f(1) = 1, f(2) = 1, f(n) = (A * f(n - 1) + B * f(n - 2)) mod 7.Given A, B, and n, you are to ca...
rank,dense_rank,row_number使用和区别
rank,dense_rank,row_number区别一：语法(用法)： rank() over([partition by col1] order by col2) dense_rank() over([partition by col1] order by col2) ...
[z]一个SQL语句分清楚RANK(),DENSE_RANK(),ROW_NUMBER()三个排序的不同
转自：http://blog.csdn.net/s630730701/article/details/51902762在SCOTT用户下，执行下面SQL;SELECTs.deptno,s.ename,s.sal,RANK() over(partition by s.deptno order by s...
【DB2】DB2中rank(),dense_rank(),row_number()的用法
1.准备测试数据DROP TABLE oliver_1;CREATE TABLE oliver_1(CLASS_NO INT,CST_NAME VARCHAR(10),SUB_NO INT,SUB_NAME VARCHAR(20),SCORE int);INSERT INTO oliver_1 VA...
2019牛客网暑假多校训练第四场 K —number
链接：https://ac.nowcoder.com/acm/contest/884/K来源：牛客网题目描述300iq loves numbers who are multiple of 300.One day he got a string consisted of numbers. He wan...
【Hdu3652】B-number（数位DP）
Description题目大意：求小于n是13的倍数且含有'13'的数的个数。(1 <= n <= 1000000000)Solution数位DP，题目需要包含13，且被13整除，所以状态应该多2个，\(F[i][j][k]\)表示位数为i，余数为j，包含13状态为k的方案数其中k(0,...