Remove Element

class Solution:
    def removeElement(self, nums, val):
        """
        :type nums: List[int]
        :type val: int
        :rtype: int
        """
        while val in nums:
            nums.remove(val)
        return len(nums)

def stringToIntegerList(input):
    return json.loads(input)

def integerListToString(nums, len_of_list=None):
    if not len_of_list:
        len_of_list = len(nums)
    return json.dumps(nums[:len_of_list])

def main():
    import sys
    def readlines():
        for line in sys.stdin:
            yield line.strip('\n')

    lines = readlines()
    while True:
        try:
            line = next(lines)
            nums = stringToIntegerList(line);
            line = next(lines)
            val = int(line);
            
            ret = Solution().removeElement(nums, val)

            out = integerListToString(nums, len_of_list=ret)
            print(out)
        except StopIteration:
            break

if __name__ == '__main__':
    main()