Ace Your Technical Interviews

1class Solution:
2    def twoSum(self, nums: List[int], target: int) -> List[int]:
3        num_map = {}
4        
5        for i, num in enumerate(nums):
6            complement = target - num
7            
8            if complement in num_map:
9                return [num_map[complement], i]
10            
11            num_map[num] = i
12        
13        return []
14