lexicographic Questions
7
Solved
What is the exact meaning of lexicographical order? How it is different from alphabetical order?
Electromotor asked 30/8, 2017 at 1:45
6
I am trying to sort an ArrayList of Strings that represent card values. So, some cards contain letters ("King") and some contain Strings containing only a number ("7"). I know to use Collections.so...
Derisible asked 8/6, 2010 at 16:9
6
Solved
I was curious how std:next_permutation was implemented so I extracted the the gnu libstdc++ 4.7 version and sanitized the identifiers and formatting to produce the following demo...
#include <v...
Munsey asked 14/7, 2012 at 10:37
8
Solved
What does "compare two strings lexicographically" mean?
Crore asked 31/10, 2010 at 19:7
2
Solved
I have a table with a String column but it holds only integers (as strings).
Problem comes when I want to order_by this column on certain query. SQLAlchemy (or python more specifically) uses lexic...
Rochelle asked 5/4, 2016 at 2:28
6
Solved
If A has the Ordered[A] trait, I'd like to be able to have code that works like this
val collection: List[List[A]] = ... // construct a list of lists of As
val sorted = collection sort { _ < _ ...
Braille asked 29/6, 2010 at 4:45
6
Solved
I have the following operator< that is supposed to sort first by a value, then by another value:
inline bool operator < (const obj& a, const obj& b)
{
if(a.field1< b.field1)
...
Anking asked 3/7, 2012 at 13:52
3
Solved
I have a list which contains strings representing animal names. I need to sort the list. If I use sorted(list), it will give the list output with uppercase strings first and then lowercase.
But I...
Tinatinamou asked 19/12, 2012 at 14:47
4
Remove all duplicates from a string and select the lexicographical smallest string possible. For example, the string cbacdcbc would return acdb, not adcb.
So this has a relatively simple solution ...
Oehsen asked 27/12, 2015 at 1:32
8
Solved
I know that when we are using template inside another template, we should write it like this:
vector<pair<int,int> > s;
and if we write it without the whitespace:
vector<pair<i...
Purveyor asked 14/7, 2011 at 14:54
2
Solved
Finding the Lexicographically minimal string rotation is a well known problem, for which a linear time algorithm was proposed by Jean Pierre Duval in 1983. This blog post is probably the only publi...
Sciuroid asked 11/4, 2019 at 23:52
12
Solved
I want to sort a large array of integers (say 1 millon elements) lexicographically.
Example:
int input [] = { 100, 21 , 22 , 99 , 1 , 927 }
int sorted[] = { 1 , 100, 21 , 22 , 927, 99 }
I have don...
Buddhology asked 25/10, 2013 at 11:38
2
I have a string S which consists of a's and b's. Perform the below operation once. Objective is to obtain the lexicographically smallest string.
Operation: Reverse exactly one substring of S
e.g....
Paramilitary asked 15/9, 2017 at 16:30
4
Solved
How is the lexicographic order defined in Java especially in reference to special characters like !, . and so on?
An examplary order can be found here
But how does Java define it's order? I ask b...
Impanel asked 24/10, 2011 at 11:33
3
Solved
So I've been working on a Python script that combines some information into a "bed" format. Which means that I'm working with features on a genome, my first column is the scaffold name (string), th...
Ghat asked 15/6, 2016 at 11:33
2
Solved
I am trying to solve this problem in spoj
I need to find the number of rotations of a given string that will make it lexicographically smallest among all the rotations.
For example:
Original: a...
Liard asked 21/2, 2013 at 12:59
1
Solved
I was wondering when a row subquery is performed with a comparison operator such as > or >=, is the order of comparison defined using lexicographic (i.e. dictionary) order or is it defined el...
Tibold asked 7/4, 2016 at 1:19
3
I have this code for sorting strings:
class Program
{
static void Main()
{
int x = Convert.ToInt32(Console.ReadLine());
List<string> sampleList = new List<string>();
for (int i...
Citarella asked 1/3, 2016 at 15:47
4
Can anybody find any potentially more efficient algorithms for accomplishing the following task?:
For any given permutation of the integers 0 thru 7, return the index which describes the permutati...
Scute asked 31/5, 2014 at 1:8
3
Solved
I am trying to create a program that asks the user for three words and prints 'True' if the words are entered in dictionary order. E.G:
Enter first word: chicken
Enter second word: fish
Enter th...
Numismatist asked 17/10, 2015 at 6:6
5
Solved
If I have a class that I want to be able to sort (ie support a less-than concept), and it has several data items such that I need to do lexicographic ordering then I need something like this:
str...
Destruct asked 23/3, 2010 at 14:28
1
Solved
In the package initialization part of the Go specification, what does "lexical file name order" mean?
To ensure reproducible initialization behavior, build systems are
encouraged to present mul...
Alisa asked 27/7, 2015 at 10:40
2
Solved
For permutations, given N and k, I have a function that finds the kth permutation of N in lexicographic order. Also, given a permutation perm, I have a function that finds the lexicographic index o...
Eun asked 22/1, 2014 at 21:1
4
Solved
I have a struct with members x,y,z and w. How do I sort efficiently
first by x, then by y, by z and finally by w in C++?
Hollyanne asked 13/6, 2013 at 6:40
7
Solved
I frequently encounter situations, especially with sorting in C++, where I am comparing a series of fields in order to compare a larger structure. A simplified example:
struct Car{
Manufacturer m...
Marrowfat asked 28/2, 2009 at 5:10
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