검색 μ•Œκ³ λ¦¬μ¦˜Beginner

이진 검색

λŒ€μƒμ„ 쀑간 μš”μ†Œμ™€ λΉ„κ΅ν•˜κ³  검색 곡간을 반볡적으둜 반으둜 μ€„μ΄λŠ” 맀우 효율적인 검색 λ°©λ²•μž…λ‹ˆλ‹€. O(log n) μ‹œκ°„μœΌλ‘œ 100만 개의 μš”μ†Œμ—μ„œ 단 20번의 λΉ„κ΅λ‘œ ν•­λͺ©μ„ 찾을 수 μžˆμŠ΅λ‹ˆλ‹€. μ‚¬μ „μ—μ„œ 단어λ₯Ό μ°ΎλŠ” κ²ƒμ²˜λŸΌ μž‘λ™ν•©λ‹ˆλ‹€.

#searching#divide-and-conquer#efficient

Complexity Analysis

Time (Average)

O(log n)

Expected case performance

Space

O(1)

Memory requirements

Time (Best)

O(1)

Best case performance

Time (Worst)

O(log n)

Worst case performance

πŸ“š CLRS Reference

Introduction to Algorithmsβ€’Chapter 2β€’Section 2.3-5

Step: 1 / 0
500ms
SlowFast
Keyboard Shortcuts
Space Play/Pause← β†’ StepR Reset1-4 Speed

Real-time Statistics

Algorithm Performance Metrics

Progress0%
Comparisons
0
Swaps
0
Array Accesses
0
Steps
1/ 0

Algorithm Visualization

Step 1 of 0

Initialize array to begin

Default
Comparing
Swapped
Sorted

Code Execution

Currently executing
Previously executed

Implementation

Binary Search - Algorithm Vision