How to find all characters in a string whose appearance is greater than 2

Posted by Summer_More_More_Tea on Stack Overflow See other posts from Stack Overflow or by Summer_More_More_Tea
Published on 2010-04-19T14:25:44Z Indexed on 2010/04/19 14:33 UTC
Read the original article Hit count: 194

Filed under:

algorithm

|

searching

Hi folks:

I have a question about algorithm:

How to find all characters in a string whose appearance is greater than a specific number, say 2 for example efficiently?

Regards.

© Stack Overflow or respective owner

Related posts about algorithm

Jpeg Algorithm vs BMP Algorithm?

as seen on Super User - Search for 'Super User'
I'm just wonder, what the differences are between creating a BMP file algorithm and JPG file algorithm ? If you know the others images' format algorithm, please post them. Thanks. >>> More
word disambiguation algorithm (Lesk algorithm)

as seen on Stack Overflow - Search for 'Stack Overflow'
Hii.. Can anybody help me to find an algorithm in Java code to find synonyms of a search word based on the context and I want to implement the algorithm with WordNet database. For example, "I am running a Java program". From the context, I want to find the synonyms for the word "running", but the… >>> More
Search algorithm (with a sort algorithm already implemented)

as seen on Stack Overflow - Search for 'Stack Overflow'
Hello, Im doing a Java application and Im facing some doubts in which concerns performance. I have a PriorityQueue which guarantees me the element removed is the one with greater priority. That PriorityQueue has instances of class Event (which implements Comparable interface). Each Event is associated… >>> More
Is there any algorithm for finding LINES by PIXEL COLORS on picture?

as seen on Stack Overflow - Search for 'Stack Overflow'
So I have Image like this I want to get something like this (I hevent drawn all lines I want but I hope you can get my idea) I need algorithm for finding all straight lines on it by just reading colors of pixels. No hard math, no Haar, no Hough. Some algorithm which would be based on points… >>> More
collsion issues with quadtree [on hold]

as seen on Game Development - Search for 'Game Development'
So i implemented a Quad tree in Java for my 2D game and everything works fine except for when i run my collision detection algorithm, which checks if a object has hit another object and which side it hit.My problem is 80% of the time the collision algorithm works but sometimes the objects just go… >>> More

Related posts about searching

Searching in Xcode not finding results (searching my source)

as seen on Stack Overflow - Search for 'Stack Overflow'
I'm pulling my hair out on this and Google results are skewed since it thinks I want to find out how to code something. My problem is that when trying to search my code with the String Matching box it finds nothing, even if I enter something that is on the screen below. Is it Spotlight that is delivering… >>> More
"Give with Bing" - Help raise money for Sports relief while searching for whatever you want

as seen on SQL Blogcasts - Search for 'SQL Blogcasts'
While Sport Relief drives fundraising by challenging people to do physical activities such as running a mile, we’re introducing the ‘Bing Search Mile,’ which gives people the ability to search using Bing and raise money for charity. For every 10 searches made, Bing.com will donate 5p to Sport Relief… >>> More
Searching Unidentified Tables and Columns for Specific Content

as seen on Internet.com - Search for 'Internet.com'
You can't let a little thing like not knowing a database's structure keep you from your work. Without identifying tables and columns, you can still find specific values and columns. >>> More
Get Your PhD in Googling [Slideshow]

as seen on How to geek - Search for 'How to geek'
Think you know how to search Google with the best of them? Then put your knowledge to the test with this awesome slideshow where you can verify what you know and perhaps learn something new along the way. Note: The slideshow contains a total of 22 slides. Go Directly to the Slideshow Your PhD in Googling… >>> More
How can I get job in company when I unfamiliar with technology [closed]

as seen on Programmers - Search for 'Programmers'
Sorry if I have chosen wrong stackexchange site for this question. Point me in correct place if any... How can I get job in company that have some unfamiliar technology for me in they Job Requirements list? In other words. How can I get job on Lucene if I have not any experience on Lucene, but for… >>> More