Lang:Python2
Edit123456789101112131415161718while True:try:n = int(raw_input())res = 0for i in range(n):s = raw_input()if s.count('0') == len(s) or s.count('1') == len(s):res = 0else:length = len(s)res = lengthfor i in range(length+1):cnt = s[:i].count('1') + s[i:].count('0')if cnt < res:res = cntprint resexcept:break