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algorithm's Introduction

排序算法比较

100W数据

heapsort

goos: darwin
goarch: amd64
pkg: algorithm/sortMethod/heapsort
BenchmarkHeapsort-4   	      10	 110767091 ns/op
PASS

shellsort

goos: darwin
goarch: amd64
pkg: algorithm/sortMethod/shellsort
BenchmarkInsertSort-4   	      20	  54952254 ns/op
PASS

mergesort

goos: darwin
goarch: amd64
pkg: algorithm/sortMethod/mergesort
BenchmarkMergeSort-4   	      10	 152582040 ns/op
PASS

quicksort

goos: darwin
goarch: amd64
pkg: algorithm/sortMethod/quicksort
BenchmarkQuickSort-4   	      20	  56103500 ns/op
PASS

insertsort

跑了半天没跑出来，看来O(n²)的算法在排序大数据时性能确实不行

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