题解 | 奇偶校验

while True:
    try:

        s = input()
        res = []
        for i in s:
            res = []
            if 48 <= ord(i) and ord(i) <= 57:
                a = bin(ord(i)-ord('\0'))
                res.append(a)
            else :
                res.append(bin(ord(i)))
            for i in res:
                c = 0
                p = i[2:]
                p = list(p)
                #print(len(p))
                while True:
                    if len(p) >= 8:
                        break
                    p.insert(0, 0)
                
                for j in p:
                    if j == '1':
                        c += 1
                if c % 2 ==  0:
                    # if p[0] == '0':
                        p[0] = 1
                else:
                    p[0] = 0
            p = ''.join(map(str, p))
            print(p)
    except:
        break