CS_basics
lc-explorer
similar
random
review
โ light
Similar LC Problems
Visualize how problems relate by topic, pattern & difficulty โ built for Google SWE interview prep
๐ Sankey Flow
๐ณ Topic Tree
๐ Diff ร Acceptance
๐ซง Bubble Map
๐ธ Similarity Graph
Layer:
Pattern Group โ Sub-Tag
Difficulty โ Pattern Group
Difficulty โ Sub-Tag
Top tags:
10
15
20
25
Min count:
8
Hover to inspect ยท click tag node to filter table โ
Width of each flow = number of problems. Click a tag to populate the filtered table below.
Search:
Layout:
Radial
Horizontal
Show:
Patterns only
Top problems
๏ผ
๏ผ
Reset
Click node to expand/collapse ยท drag to pan ยท scroll to zoom
Click a group node to expand/collapse ยท Click a problem node to open LeetCode ยท Scroll/drag to navigate
Tag filter:
All tags
Color by:
Difficulty
Tag
Jitter:
Drag to brush-select โ filters table โ
Clear brush
Each dot = one problem. X-axis = difficulty tier. Y-axis = acceptance %. Brush to select.
Color by:
Pattern Group
Dominant Difficulty
Size by:
Problem Count
Hard Ratio
Avg Acceptance
Min problems:
Click bubble โ filter table โ
Each bubble = one topic tag. Hover for stats. Click to filter the table below.
Seed problem:
Depth:
1 hop
2 hops
Neighbors:
6
10
15
20
Min shared tags:
1
2
3
Clusters:
Off
3
5
7
10
Traversal:
BFS (Breadth-First)
DFS (Depth-First)
Speed:
Normal
Fast
Slow
โถ Animate Traversal
โน Stop
โ Clear
๏ผ Zoom in
๏ผ Zoom out
โฒ Reset
Drag to pan ยท scroll to zoom ยท click node to open LeetCode
Problems linked when sharing โฅ N tags. Thicker edge = more shared tags. Node size = connections. Colors = cluster.
BFS Traversal Order
Current
Visited
Unvisited
๐ Filtered Problems
Difficulty:
All
Easy
Medium
Hard
Sort:
Number โ
Number โ
Acceptance โ
Difficulty
Title A-Z
Clear filter
Export CSV
#
โผ
Title
โ
Difficulty
โ
Acceptance
โ
Tags