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
        d = {}
        res = []
        for i in range(len(numbers)):
            if target-numbers[i] not in d:
                d[numbers[i]] = i + 1
            else:
                res.append(d[target-numbers[i]])
                res.append(i+1)
                break
        return res