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problem solving/leetcode 2023. 4. 11. leetcode/python/ 21. Merge Two Sorted Lists Description Merge Two Sorted Lists - LeetCode Can you solve this real interview question? Merge Two Sorted Lists - You are given the heads of two sorted linked lists list1 and list2. Merge the two lists in a one sorted list. The list should be made by splicing together the nodes of the first two lists leetcode.com You are given the heads of two sorted linked lists list1 and list2. Merge the two ..
problem solving/leetcode 2023. 4. 8. leetcode/ 392. Is Subsequence Description Is Subsequence - LeetCode Can you solve this real interview question? Is Subsequence - Given two strings s and t, return true if s is a subsequence of t, or false otherwise. A subsequence of a string is a new string that is formed from the original string by deleting some (can be n leetcode.com Given two strings s and t, return true if s is a subsequence of t, or false otherwise. A s..
problem solving/leetcode 2023. 4. 7. leetcode/ 205. Isomorphic Strings Description Isomorphic Strings - LeetCode Can you solve this real interview question? Isomorphic Strings - Given two strings s and t, determine if they are isomorphic. Two strings s and t are isomorphic if the characters in s can be replaced to get t. All occurrences of a character must be replace leetcode.com Given two strings s and t, determine if they are isomorphic. Two strings s and t are i..
problem solving/leetcode 2023. 4. 7. leetcode/ 724. Find Pivot Index Description Find Pivot Index - LeetCode Can you solve this real interview question? Find Pivot Index - Given an array of integers nums, calculate the pivot index of this array. The pivot index is the index where the sum of all the numbers strictly to the left of the index is equal to the sum of leetcode.com Given an array of integers nums, calculate the pivot index of this array. The pivot index..
problem solving/leetcode 2023. 4. 6. leetcode/ 1480. Running Sum of 1d Array Description Running Sum of 1d Array - LeetCode Can you solve this real interview question? Running Sum of 1d Array - Given an array nums. We define a running sum of an array as runningSum[i] = sum(nums[0]…nums[i]). Return the running sum of nums. Example 1: Input: nums = [1,2,3,4] Output: [1,3,6, leetcode.com Given an array nums. We define a running sum of an array as runningSum[i] = sum(nums[0]..
diary/byromself 2023. 4. 4. 대충 2023년 상반기를 반성한다는 내용 2022년에는 끝을 본 것이 많다. 미루고 미뤘던 학교부터 부트캠프, 끝없을 것 같던 취준 기간까지. 그런 작년의 무게가 너무 무거웠던 건지 당장 2023년은 이제 4월에 접어드는데도 시작을 끊지 못했다. 돌이켜보면 한 게 없지는 않은데 물흐르듯 보내다보니 머릿속에서도 뭐가 다 흘러가버린 거지...... 그래서 헛된 상반기를 보내고 이제라도 반성하는 마음으로 2023년 새해를 맞이하려고 한다. 그런 의미에서 일단 작성하는 작년 말부터 올해 상반기까지의 기술 회고록 1. MyBatis를 사용해봤다 사실 처음 사용했을 때는 JPA, QueryDsl을 두고 왜 이런 걸 쓰지라는 마음이 있었다. JPA가 익숙하다보니 코드로 바로 구현될 일도 xml로 SQL 쿼리를 작성하고, DAO를 구현해야 한다는 것 자체가 ..

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