sorting Directory Reference

Files
	benchmark.c
	Empirical comparison of all five sort algorithms.
	bubble_sort.c
	Bubble sort with early-exit optimization.
	heap_sort.c
	In-place heap sort. O(n log n) worst case, O(1) auxiliary memory.
	insertion_sort.c
	Insertion sort — stable, O(n²) worst, O(n) on nearly-sorted input.
	main.c
	Sorting CLI — pick an algorithm, sort either argv or stdin.
	merge_sort.c
	Top-down merge sort with explicit auxiliary buffer.
	quicksort.c
	Quicksort using Lomuto partition.
	radix_sort.c
	LSD radix sort for non-negative ints, byte-by-byte.
	selection_sort.c
	Implementation of selection sort algorithm.
	sorts.h
	Unified header for all sorting algorithms.