소프트웨어에 대한 모든 것

454. 4Sum II https://leetcode.com/problems/4sum-ii/ 4Sum II - LeetCode Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview. leetcode.com 문제) 솔루션1) brute-force O(n^4)으로 풀었더니 역시나 TLE(Time Limit Exceeded) 발생합니다. class Solution: def fourSumCount(self, nums1: List[int], nums2: List[int], nums3: List[int], nums4: ..