[Leetcode]#1 Two Sum

class Solution:
    def twoSum(self, nums, target):
        """
        :type nums: List[int]
        :type target: int
        :rtype: List[int]
        """

        for index1 in range(len(nums)):
            for index2 in range(index1 + 1, len(nums)):
                if nums[index1] + nums[index2] == target:
                    return [index1, index2]