题解 | #求最大连续bit数#

while True:
    try:
        x = bin(int(input()))[2:]#bin函数的返回类型是字符串类型
        for i in x:
            if i != '1':
                x = x.replace(i, ' ')#注意replace需要一个变量接受替换后的字符串
        x = x.split()
        max_l = 0
        for i in x:
            if len(i) > max_l:
                max_l = len(i)
        print(max_l)
    except:
        break