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Leetcode-423 Reconstruct Original Digits from English(从英文中重建数字)
1 class Solution 2 { 3 public: 4 string originalDigits(string s) 5 { 6 vector CharacterList(26,0); 7 for(auto c:s) 8 { 9 ... ...
分类:其他好文   时间:2018-08-16 13:55:15    阅读次数:243
D - F(x)
For a decimal number x with n digits (A nA n 1A n 2 ... A 2A 1), we define its weight as F(x) = A n 2 n 1 + A n 1 2 n 2 + ... + A 2 2 + A 1 1. Now you ...
分类:其他好文   时间:2018-08-14 22:51:28    阅读次数:231
Code Signal_练习题_variableName
Correct variable names consist only of English letters, digits and underscores and they can't start with a digit. Check if the given string is a corre ...
分类:其他好文   时间:2018-08-13 19:43:13    阅读次数:126
Java中转换为十六进制的几种实现
``` public class HexUtil { private static final String[] DIGITS_UPPER = {"0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "A", "B", "C", "D", "E", "F ...
分类:编程语言   时间:2018-08-12 18:46:30    阅读次数:153
Oracle Database Release Lifetime (文档 ID 742060.1)
Release Roadmap Release 12.2: New releases will be annual and the version will be the last two digits of the release year. The release originally plan ...
分类:数据库   时间:2018-08-11 13:25:41    阅读次数:267
A1082 Read Number in Chinese (25)(25 分)
A1082 Read Number in Chinese (25)(25 分) Given an integer with no more than 9 digits, you are supposed to read it in the traditional Chinese way. Outpu ...
分类:其他好文   时间:2018-08-10 01:14:36    阅读次数:154
1005 Spell It Right (20)(20 分)
Given a non-negative integer N, your task is to compute the sum of all the digits of N, and output every digit of the sum in English. Input Specificat ...
分类:其他好文   时间:2018-08-09 23:12:00    阅读次数:135
Oracle日期函数
ORACLE日期时间函数大全 TO_DATE格式(以时间:2007-11-02 13:45:25为例) Year: yy two digits 两位年 显示值:07 yyy three digits 三位年 显示值:007 yyyy four digits 四位年 显示值:2007 Month: m ...
分类:数据库   时间:2018-08-09 21:14:01    阅读次数:176
R_数据操作(高级)_04
数学函数: abs(x) 绝对值 sqrt(x) 平方根 ceiling(x) 放回不小于x的最小整数 floor(x) 不小于x的最大整数 trunc(x) 先0方向截取x的整数部分 round(x, digits=n) 将x舍入为指定n位的小数 signif(x, digits=n) 将x舍入为 ...
分类:其他好文   时间:2018-08-08 16:11:55    阅读次数:145
用集合的方法判断密码是否合法
import stringpwd=input('请输入你的密码:').strip()pwd=set(pwd)#密码必须包括大写字母、小写字母、数字、特殊字符if pwd&set(string.digits) and pwd&set(string.ascii_uppercase) and pwd&se ...
分类:其他好文   时间:2018-08-06 00:44:50    阅读次数:135
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