Input: ["Hello", "Alaska", "Dad", "Peace"]

Output: ["Alaska", "Dad"]

    def findWords( words):

        """

        :type words: List[str]

        :rtype: List[str]

        """

        

        kb={'q':['q','w','e','r','t','y','u','i','o','p'],

            'a':['a','s','d','f','g','h','j','k','l'],

        'z':['z','x','c','v','b','n','m']}

    

        rList=[]

        qRow= kb['q']

        aRow= kb['a']

        zRow= kb['z']

        for wi in words:

            w=wi.lower()

            i=0

            l=len(w)

    

            if w[0] in qRow:

                row=qRow

            if w[0] in aRow:

                row=aRow

            if w[0] in zRow:

                row=zRow

    

            #row=kb[w[0]]

            for i in range(len(w)):

                if w[i] not in row:

                    break

                else:

                    if i==l-1:

                        rList.append(wi)

        return rList

Input: 5

Output: 2

Explanation: The binary representation of 5 is 101 (no leading zero bits), and its complement is 010. So you need to output 2.

Input: 1

Output: 0

Explanation: The binary representation of 1 is 1 (no leading zero bits), and its complement is 0. So you need to output 0.

class Solution(object):

    def findComplement(self, num):

        """

        :type num: int

        :rtype: int

        """

        result=[]

        while num!=0:

            remainder=num%2

            num=num/2

            result.append(remainder)

        l=len(result)



        for i in range(l/2):

            temp=result[i]

            result[i]=result[l-i-1]

            result[l-i-1]=temp

        lam=lambda x:abs(x-1)



        for i in range(l):

            result[i]=lam(result[i])



        #print result

        sum=0

        for i in range(l):

            sum=sum+result[l-i-1]*pow(2,i)

        return sum

class Solution(object):

    def findComplement(self, num):

        i = 1

        while i <= num:

            i = i << 1

        return (i - 1) ^ num

Input: x = 1, y = 4



Output: 2



Explanation:

1   (0 0 0 1)

4   (0 1 0 0)

       ↑   ↑



The above arrows point to positions where the corresponding bits are different.

x=10

y=20

z=x^y

#solution 1

s=bin(z)

print type(s)

distance=0

for i in s[2:]:

    if i=='1':

        distance+=1

print "distance is %d" %distance

    def twoSum(nums, target):

        """

        :type nums: List[int]

        :type target: int

        :rtype: List[int]

        """

        indics=[]

        for i in range(len(nums)-1):

        #使用两次循环，类似于冒泡算法，尝试每个数和另外一个数的和，枚举

            for j in range(i+1,len(nums)):

                if target== nums[i]+nums[j]:

                    indics.append(i)

                    indics.append(j)

                    return indics

# -*-coding=utf-8-*-

__author__ = 'Rocky'

import os,re



cwd=os.getcwd()

p=re.compile('\.txt')

print cwd

for dirpath, dirname,filename in os.walk(cwd):

    #print dirpath,dirname,filename

    #print dirpath

    print dirname

    print type(filename)

    if filename is not None:

        for i in filename:

        #if filename is not None:



            if p.search(i):

                os.remove(os.path.join(dirpath,i))

#京东京豆

def jd():

    d.screen.on()

    d.press.home()

    activity_name='com.jingdong.app.mall/.main.MainActivity'

    launch_app(activity_name)



    if not d(text=u'领京豆').wait.exists(timeout=20*1000):

        print "Failed to get the page"

        return

    d(text=u'领京豆').click()

    dou_x=853

    dou_y=400



    #glaxy_x=yun_x*gallery*full/cuizi_full

    time.sleep(15)

    d.click(dou_x,dou_y)

    print "JD done"

＃苏宁云钻

def suning():

    #苏宁在6点之后

    global displayWidth

    global displayHeight

    d.screen.on()

    d.press.home()

    '''

    #解锁，没有密码的情况下

    sx=560

    sy=1700

    ex=560

    ey=900

    #d.swipe(sx,sy,ex,ey,steps=2)



    #d(scrollable=True).fling.horiz.forward()

    #d(text=u'苏宁易购').swipe.right()

    home_swipe_sx=950

    home_swipe_sy=1350

    home_swipe_ex=450

    home_swipe_ey=1350

    while not d(text=u"苏宁易购").exists:

        d.swipe(home_swipe_sx,home_swipe_sy,home_swipe_ex,home_swipe_ey,steps=2)

        time.sleep(3)

    d(text=u'苏宁易购').click()

    #time.sleep(10)

    '''

    activity_name='com.suning.mobile.ebuy/.base.host.InitialActivity'

    launch_app(activity_name)

    if not d(text=u'领云钻').wait.exists(timeout=20*1000):

        print "Failed to get the page"

        return

    d(text=u'领云钻').click()

    yun_x=372

    yun_y=1524



    #glaxy_x=yun_x*gallery*full/cuizi_full

    time.sleep(15)

    d.click(yun_x,yun_y)

    time.sleep(10)



    daka_x=displayWidth/2

    daka_y=displayHeight/2

    d.click(daka_x,daka_y)

    time.sleep(20)

    print "Sunning Done"

＃淘宝的金币

def taobao_cuizi():

    d.screen.on()

    d.press.home()

    #解锁，没有密码的情况下

    '''

    sx=560

    sy=1700

    ex=560

    ey=900

    #d.swipe(sx,sy,ex,ey,steps=2)



    #d(scrollable=True).fling.horiz.forward()

    home_swipe_sx=950

    home_swipe_sy=1350

    home_swipe_ex=450

    home_swipe_ey=1350

    while not d(text=u"手机淘宝").exists:

        d.swipe(home_swipe_sx,home_swipe_sy,home_swipe_ex,home_swipe_ey,steps=2)

        time.sleep(3)

    d(text=u'手机淘宝').click()

    '''

    activity_name='com.taobao.taobao/com.taobao.tao.homepage.MainActivity3'

    launch_app(activity_name)

    if d(text=u'领金币').wait.exists(timeout=12*1000):

        #print "Dismiss update"

        d(text=u'领金币').click()

    #登录账号,刷新下即可



    time.sleep(15)

    jb_x=900

    jb_y=370

    d.click(jb_x,jb_y)

#-*-coding=utf-8-*-

import itchat



@itchat.msg_register(itchat.content.TEXT)

def text_reply(msg):

    reply_msg=u'新年快乐! 我是xxx的小秘书,你的消息已收到,主人正忙,稍后会回复你哦~'

    return reply_msg



itchat.auto_login(hotReload=True)

itchat.run()

import numpy as np



def numpysum(n):

    a=np.arange(n)

    b=np.arange(n)

    c=a+b

    return c



x=numpysum(20)

print x

d=np.array([1,2,34,5])

print d

如果你因心愿没实现，而正在心灰意冷，为宏大的目标而拼搏过的这段经历，将来一定会成为你的力量。



所以，用你那总是满不在乎的笑脸，请继续挺起胸膛充满信心地走下去。