题解 | #在字符串中找出连续最长的数字串#

# 滑动窗口
while 1:
    try:
        s = input()
        left = 0
        right = 0
        nums = []
        while right < len(s):
            if right == left:
                if right == len(s)-1:
                    if s[right].isdigit():
                        nums.append(s[right])
                        right += 1
                    else:
                        right += 1
                else:
                    if s[right].isdigit():
                        right += 1
                    else:
                        right += 1
                        left += 1
            else:
                if right == len(s)-1:
                    if s[right].isdigit():
                        nums.append(s[left:right+1])
                        right += 1
                    else:
                        nums.append(s[left:right])
                        right += 1
                        left = right
                else:
                    if s[right].isdigit():
                        right += 1
                    else:
                        nums.append(s[left:right])
                        right += 1
                        left = right
        nums_len = [len(num) for num in nums]
        if nums_len.count(max(nums_len)) == 1:
            print("{},{}".format(nums[nums_len.index(max(nums_len))], max(nums_len)))
        else:
            print("{},{}".format(''.join([num for num in nums if len(num) == max(nums_len)]), max(nums_len)))

    except:
        break