内容简介《从Excel到Python:用Python轻松处理Excel数据》是写给非IT领域职场办公人员的Python数据处理指南。因为本书面对的不是专业的程序员,所以在叙述上通俗易懂。为了让读者在学习时对Python的知识点有更深刻...
classNode{public$data=null;public$left=null;public$right=null;}$A=newNode();$B=c...
N=100print([[xforxinrange(1,100)][i:i+3]foriinrange(0,100,3)])
a=10b=20c=[a]a=15答:10对于字符串,数字,传递是相应的值
defmulti():return[lambdax:i*xforiinrange(4)]print([m(3)forminmulti()])正确答案是[9,9,9,9],而不是[0,3,6,9]产...
[x*xforxinrange(1,11)]
defdistFunc1(a):"""使用集合去重"""a=list(set(a))print(a)defdistFunc2(a):...
fromfunctoolsimportreduce1.使用sum内置求和函数num=sum([1,2,3,10248])print(num)2.reduce函数num1=reduce(lambdax,y:...
count=sum(range(0,101))print(count)
l1=[&039;b&039;,&039;c&039;,&039;d&039;,&039;c&039;,&039;a&039;,&039;a&039;]l2=list(set(l1))print(l2)用list类的sor...
list=[&039;a&039;,&039;b&039;,&039;c&039;,&039;d&039;,&039;e&039;]print(list[10:])代码将输出[],不会产生IndexError错误,就像所期望的那...
//递归functionreadDirDeep($path,$deep=0){$handle=opendir($path);while(false!==($filename=readdir($...
使用threading写的一个定时器任务demo
一行代码打印乘法口诀print(&039;\n&039;.join([&039;&039;.join(["%2sx%2s=%2s"%(j,i,i*j)forjinrange(1,i+1)])for...
$arrs=array(&039;app_id&039;=>&039;&039;,//作者帐号ID|熊掌ID&039;ap...
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