''' Created on 2013-8-23 @author: codegeek ''' //冒泡排序 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 //选择排序 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 //插入排序 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 = [22,1,33,4,7,6,8,9,11]     bubble_sort(seq)     print seq     print "--------selection_sort-------------"     seq = [88,44,33,4,7,6,8,9,11]     selection_sort(seq)     print seq     print "--------insertion_sort-------------"     seq = [777,44,33,4,7,6,1111,100,11]     insertion_sort(seq)     print seq