target： numbers=['2','4','1','3']numbers=list(map(int,numbers))排序：从小到大排序：numbers=sorted(numbers,reverse=False)从大到小排序：numbers=sorted(numbers,reverse=T...

  在MongoDB中使用sort()方法对数据进行排序，sort()方法可以通过参数指定排序的字段，并使用1和-1来指定排序的方式，其中1为升序排列，而-1是用于降序排列。sort()方法基本语法如下所示>db.COLLECTION_NAME.find().sort({KEY:1})&nbs...

 defcounting_sort(array1,max_val):m=max_val+1count=[0]*mforainarray1:#countoccurencescount[a]+=1i=0forainrange(m):forcinrange(count[a]):array1[i]=ai+=1retu...

 先说几个解决的方法，具体的有时间再细说d={'a':1,'b':4,'c':2}字典是这个，然后要对字典按照value进行排序方法一：sorted(d.items(),key=lambdax:x[1],reverse=True)方法二：importoperatorsorted(d.items(),key=o...

 d={'a':1,'b':4,'c':2}print(sorted(d.items(),key=lambdax:x[1],reverse=True)) 输出[('b',4),('c',2),('a',1)] ...

 definterpolation_search(data,val):low=0high=len(data)-1print('查找过程中......')whilelow<=highandval!=-1:mid=low+int((val-data[low])*(high-low)/(data[high]-...

 #include<algorithm>#include<functional>#include<array>#include<iostream>usingnamespacestd;intmain(){array<int,10>s={5,7,4,2,...

 #include<iostream>#include<vector>usingnamespacestd;intmain(){vector<int>myints;cout<<"0.size:"<<myints.size()<<'';for...

 >>>importbisect>>>scores=[(100,'perl'),(200,'tcl'),(400,'lua'),(500,'python')]>>>bisect.insort(scores,(300,'ruby'))>>>...

 color_dict={'red':'#FF0000','green':'#008000','black':'#000000','white':'#FFFFFF'}forkeyinsorted(color_dict):print("%s:%s"%(key,color_dict[key])) ...

 publicclassBubbleSort{publicstaticvoidmain(String[]args){//排序数组int[]intArray={12,11,45,6,4,8,43,40,57,3,22};System.out.println("排序前的数组:");for(inti=0;i<...

对字符串“2kd4-1124*2|^2sdAmZ%fkMcv”排序，并返回符合要求格式的元组数据。排序规则：按照ASCII码由大到小排序；返回数据格式：（（最大字符，最小字符），（次大字符，次小字符），，，） importmaths='2kd4-1124*2|^2sdAmZ%fkMc'...

#include<stdio.h>#include<stdlib.h>#defineBUF_SIZE10voiddisplay(intarray[],intmaxlen){inti;for(i=0;i<maxlen;i++){printf("%-3d",array[i]);}printf(...

classBSTNode:def__init__(self,data,left=None,right=None):self.data=dataself.left=leftself.right=rightclassBinarySortTree:def__init__(self):self._root=Nonedefis_...

defmerge_sort(array):defmerge_arr(arr_l,arr_r):array=[]whilelen(arr_l)andlen(arr_r):ifarr_l[0]<=arr_r[0]:array.append(arr_l.pop(0))elifarr_l[0]>arr_r[0]:a...