python: fucontion

def sixteenFoo(k):
    """
    十六進制
    :param k:
    :return:
    """
    fstr = ''
    if k == 10:
        fstr = "A"
    elif k == 11:
        fstr = "B"
    elif k == 12:
        fstr = "C"
    elif k == 13:
        fstr = "D"
    elif k == 14:
        fstr = "E"
    elif k == 15:
        fstr = "F"
    else:
        fstr = str(k)
    return fstr

def threeCovert(numstr) -> int:
    """

    :param numstr:
    :return:
    """
    lenght = len(numstr)
    ssum = 0
    if (lenght > 0):
        index = 0
        for k in range(lenght - 1, -1, -1):
            if (numstr[k] == '1'):
                ssum = ssum + 1 * 2 ** index
            if (numstr[k] == '0'):
                ssum = ssum + 0
            index += 1
    return ssum


def tenCovert(numstr) -> int:
    """
    十进制
    :param numstr: 二进制字符
    :return:整数
    """
    getstr = ""
    lenght = len(numstr)
    ssum=0
    if(lenght>0):
        index=0
        for k in range(lenght-1,-1,-1 ):
            if (numstr[k] == '1'):
                ssum = ssum+1 * 2 ** index
            if (numstr[k] == '0'):
                ssum = ssum+ 0
            index+=1
    return ssum


def sixCovert(numstr: str):
    """

    :param numstr: 二进制字符
    :return:
    """
    getstr=""
    lenght=len(numstr)
    if(lenght>0):
        cshu=0
        for k in range(0,lenght,4):
            cshu+=1


    return getstr


def print_hi(name):
    # Use a breakpoint in the code line below to debug your script.
    print(f'Hi, {name}')  # Press Ctrl+F8 to toggle the breakpoint.







# Press the green button in the gutter to run the script.
if __name__ == '__main__':
    print_hi('PyCharm')
    numstr=f'1001110'
    print(tenCovert(numstr))

    length=len(numstr)
    print(length,length//3,length%3)
    print(length,length // 4, length % 4)
    print('************')
    eight=""
    for k in range(length,-1,-3):
        if(k>=3):
            print(k,threeCovert(numstr[k-3:k]))
            eight =eight+str(threeCovert(numstr[k-3:k]))
        if(k<3):
            print(threeCovert(numstr[:k]))
            eight = eight + str(threeCovert(numstr[:k]))

    print(eight)
    print('************')
    sixtee=""
    cc=0
    for k in range(length,-1,-4): # 1 次处理一位
        #print(k, sixteenFoo(threeCovert(numstr[k - 4:k])))
        if(k>=4):
            sixtee =sixtee+sixteenFoo(threeCovert(numstr[k - 4:k]))
        if (k < 4):
            print(sixteenFoo(threeCovert(numstr[:k])))
            sixtee=sixtee+sixteenFoo(threeCovert(numstr[:k]))
        cc+=1

    print(sixtee,cc)
    print('************')
    print(sixteenFoo(4))

    name=input("please name:")
    b=f"你好{name}，歡迎光臨！"
    print(b)
    b = "你好%s，歡迎光臨！"%name
    print(b)
    b = "你好"+name+"，歡迎光臨！"
    print(b)
    b = "你好{0}".format(name)+"歡迎光臨！"
    print(b)


    f=0b1001110
    # 十进制 int()
    a=0*2**0+1*2**1+1*2**2+1*2**3+0*2**4+0*2**5+1*2**6
    print(a)
    # 八进制 oct()
    print(78/8,78%8)
    # 110 001 001  8 116
    print(1*2**0+0*2**1+0*2**2,1*2**0+0*2**1+0*2**2,0*2**0+1*2**1+1*2**2)
    #十六进制 hex()
    #0 100 1110 16 4E
    print(sixteenFoo(0*2**0+0*2**1+1*2**2),sixteenFoo(0*2**0+1*2**1+1*2**2+1*2**3))