유용하다 즐거운
**utility**
- printVector
- isSorted
- generateRandomVector
**ultimateSort**
- countSort
- bogoSort
- selectionSort
- heapify
- heapSort
- insertionSort
- bubbleSort
beadSort- quickSort
**lab (구)testing**
- FFT
- mul
**algorithm**
- dfs
- bfs
- binarySearch
- floydWarshall
- lowerBound
- upperBound
- djikstra
- floodFill4Way
- floodFill8Way
- prefixSum
- getPrefixSumBetween
- CCW
- distance
- convexHull
- unionFind
- unionParent
v1.0: released.
v2023-11-25 PM 09:41: added floyd warshall and dfs, bfs, binarySearch, lower/upper bound
v2023-11-26 AM 10:39: added flood fill and minority fixed function's input changed dereference(*) to reference(&)
v2023-11-26 PM 08:00: finally dijkstra real
v2023-11-29 PM 4:23: added prefixSum + getPrefixSumBetween
v2023-11-29 PM 4:55: emergently moved algorithm things into algorithm
v2023-11-29 PM 7:33: deleted duplicated thing on utility
v2023-12-23 PM 9:43: created CCW 'cause 1 + 1 is 2
v2023-12-30 AM 11:31: created Convex Hull and distance and Point struct
v2024-02-07 PM 3:56: deleted beadSort and added quickSort
v2023-12-24 PM 4:06: fixed floyd warshall
v2024-01-06 PM 12:12: added union find