[NeetCode] Two Integer Sum

• Problem
• Synced automatically from devbattery/neetcode-submissions

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Attempts

Attempt 1 · 2026-04-21 · Python

• Commit: 4e2a6a0
• Source: Data Structures & Algorithms/two-integer-sum/submission-1.py

class Solution:
    def twoSum(self, nums: List[int], target: int) -> List[int]:
        answer_dict = {}  # {v: i} for index

        for i, v in enumerate(nums):
            diff = target - v

            if diff in answer_dict:
                return [answer_dict[diff], i]

            answer_dict[v] = i