forked from csuldw/MachineLearning
-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathsort.py
More file actions
49 lines (44 loc) · 1.26 KB
/
Copy pathsort.py
File metadata and controls
49 lines (44 loc) · 1.26 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
# -*- coding: utf-8 -*-
#!/usr/bin/python
'''
Created on 2015-5-31
@author: csuldw
'''
def bubble_sort(seq):
for i in range(len(seq)):
for j in range(i,len(seq)):
if seq[j] < seq[i]:
tmp = seq[j]
seq[j] = seq[i]
seq[i] = tmp
def selection_sort(seq):
for i in range(len(seq)):
position = i
for j in range(i,len(seq)):
if seq[position] > seq[j]:
position = j
if position != i:
tmp = seq[position]
seq[position] = seq[i]
seq[i] = tmp
def insertion_sort(seq):
if len(seq) > 1:
for i in range(1,len(seq)):
while i > 0 and seq[i] < seq[i-1]:
tmp = seq[i]
seq[i] = seq[i-1]
seq[i-1] = tmp
i = i - 1
if __name__ == "__main__":
print "--------bubble_sort-------------"
seq = [21,3,33,41,7,6,8,9,11]
bubble_sort(seq)
print seq
print "--------selection_sort-------------"
seq = [88,44,33,5,15,6,8,9,11]
selection_sort(seq)
print seq
print "--------insertion_sort-------------"
seq = [777,44,33,54,17,26,1111,100,11]
insertion_sort(seq)
print seq