Interactive DSA and system design

Learn complex engineering ideas by watching them move.

24stepsO(n + k)averageO(n + k)space

Sorting lab

Counting Sort Frequency and Place Flow

Step 1 / 24
64
0
28
1
88
2
12
3
52
4
96
5
36
6
72
7
44
8
8
9
Comparing Pivot / Mid Swapping Sorted / Found Active Range
Space play / pause←→ stepR reset