Oh My Algorithm
Catalog

Algorithm Inventory

Explore algorithms grouped into categories by domain.

Fundamentals

2 categories
📊

Sorting

Ordering data — the art of compare & swap

8
🔍

Searching

The fastest path to the value you seek

10

Data Structures

2 categories
📦

Data Structures

Designing the containers that hold and retrieve data

7
🌳

Trees

Branching structures that grow in hierarchy

4
트리 순회 (Tree Traversal)O(n)AVL 트리 (AVL Tree)O(log n)세그먼트 트리 (Segment Tree)질의·갱신 O(log n)트라이 (Trie)O(m) (문자열 길이)

Paradigms

3 categories
🧠

Dynamic Programming

Stack answers to small problems into big ones

2
피보나치 수열 (DP)O(n)최장 증가 부분 수열 (LIS)O(n²)
🎯

Greedy

Pick the locally best choice at every step

3
동전 거스름돈 (Coin Change)O(n)활동 선택 (Activity Selection)O(n log n)허프만 코딩 (Huffman Coding)O(n log n)
🧩

Backtracking

Try, and step back when you hit a wall

3
N-퀸 (N-Queens)O(N!)미로 탈출 (Maze Solver)O(4^(N·M))스도쿠 (Sudoku Solver)O(9^(빈 칸))

Graphs

1 categories
🕸

Graphs

A web of relationships in vertices and edges

5

Strings

1 categories
🔤

Strings

Pattern matching sliding over text

3
KMP 문자열 탐색 (Knuth-Morris-Pratt)O(n + m)라빈-카프 (Rabin-Karp)평균 O(n + m)보이어-무어 (Boyer-Moore)최선 O(n / m)

Systems & Networks

2 categories
🌐

Network

Exchanging data through layers and protocols

2
OSI 7계층 (OSI Model)7-Layer ModelTCP 핸드셰이크 (TCP Handshake)Connection Lifecycle
💾

Hardware & Memory

The physical structure beneath compute and data

1
HBM (High Bandwidth Memory)3D-Stacked DRAM

Math & Statistics

1 categories
🎲

Probability & Statistics

Distributions and patterns hidden in data

1
벤포드의 법칙 (Benford's Law)First-Digit Law

Physics

1 categories
🌌

Modern Physics

The laws woven by spacetime and light

1
특수상대성이론 (Special Relativity)Time Dilation