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New posts in data-structures
Fast space efficient data structure for set membership queries on small sets
Feb 17, 2023
algorithm
data-structures
hash
language-agnostic
set
How do you use a binary heap to implement a priority queue?
Feb 16, 2023
algorithm
data-structures
heap
priority-queue
binary-heap
set with average O(1) for add/remove and worst max/min O(log n)
Feb 16, 2023
algorithm
data-structures
Sorting sets (not a single set)
Feb 13, 2023
python
python-2.7
data-structures
set
Insertion into a sorted list, in constant time
Feb 14, 2023
algorithm
data-structures
Is there a reason to use a mapping of string => index into a vector, instead of string => object?
Feb 13, 2023
java
c++
performance
optimization
data-structures
Efficient way to compute sum of k largest numbers in a list?
Feb 13, 2023
arrays
algorithm
list
data-structures
Number of nodes of a tree where each node has two children nodes
Feb 13, 2023
data-structures
tree
Type constraints become huge and unreadable for simple code
Feb 13, 2023
haskell
design-patterns
data-structures
typeclass
how to merge two data structure in python
Feb 12, 2023
python
dictionary
recursion
data-structures
iterator
Adapting quickselect for smallest k elements in an array
Feb 12, 2023
arrays
algorithm
sorting
data-structures
language-agnostic
python defaultdict how can I check if a nested key exists or is [] without creating the key
Feb 11, 2023
python
dictionary
data-structures
defaultdict
Getting a height of a binary tree with no function parameters
Feb 09, 2023
java
data-structures
Can i retrieve 1-D array address from 2-D array?
Feb 10, 2023
c
arrays
data-structures
Improve the time complexity of current Linq queries
Feb 08, 2023
c#
algorithm
linq
data-structures
Largest sum of upper-left quadrant of matrix that can be formed by reversing rows and columns
Feb 08, 2023
c#
algorithm
data-structures
time-complexity
Complexity of different operations on different data structures according to the Big-O notation
Feb 08, 2023
data-structures
time-complexity
big-o
example of using scala.collection.immutable.Set from java
Feb 05, 2023
java
data-structures
scala
how to make sortable datatype in Python?
Feb 05, 2023
python
sorting
data-structures
Why most graph algorithms do not adapt so easily to negative numbers?
Feb 05, 2023
algorithm
data-structures
graph
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