题解 | #两数之和#

#
# 代码中的类名、方法名、参数名已经指定，请勿修改，直接返回方法规定的值即可
#
# 
# @param numbers int整型一维数组 
# @param target int整型 
# @return int整型一维数组
#
class Solution:
    def twoSum(self , numbers: List[int], target: int) -> List[int]:
        # write code here
        ans_dict = {}
        for i, num in enumerate(numbers):
            if target - num in ans_dict:
                return [ans_dict[target-num]+1, i+1]
            else:
                ans_dict[num]=i