查找表_leetcode1

#coding=utf-8
# 解题思路：查找表 适合只有唯一解的情况  20190302 找工作期间

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

        dic = {}
        for i, num in enumerate(nums):
            if num in dic:
                return [dic[num], i]
            else: dic[target - num] = i