01の最大連続数.py

# 二進数にする
n = 15
binary_s = format(n, 'b')
binary_s = "11000001111010"
print binary_s
print len(binary_s)

from itertools import groupby
def count_continuous(s):
    len_list = []
    for key, group in groupby(s):
        len_list.append(len(list(group)))
    return max(len_list)

print count_continuous(binary_s)