268. 缺失数字

我的答案：（没满足说明吧ToT）

 

class Solution(object):
    def missingNumber(self, nums):
        """
        :type nums: List[int]
        :rtype: int
        """
        for i in range(len(nums)+1):
            if i not in nums:
                return i

正确答案：Accept（当然是别人想到的）https://blog.csdn.net/qq_34364995/article/details/80699747

（被折服。。）

 

class Solution(object):
    def missingNumber(self, nums):
        """
        :type nums: List[int]
        :rtype: int
        """
        nums.sort()
        i=0
        # 0,1,2
        for value in nums:
            if i-value != 0:
                return i
            else:
                i += 1
        return i


def main():
    nums = [0]
    myResult = Solution()
    print(myResult.missingNumber(nums))

if __name__ == '__main__':
    main()