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๐Ÿ•Š๏ธ ๋‹น์‹ ์ด ์•Œ์•„์•ผ ํ•  20๊ฐ€์ง€ ์ฝ”๋”ฉ ์•Œ๊ณ ๋ฆฌ์ฆ˜ (2)

"20๊ฐ€์ง€ ํ•„์ˆ˜ ์•Œ๊ณ ๋ฆฌ์ฆ˜์„ ํ†ตํ•ด ์ฝ”๋”ฉ ์ธํ„ฐ๋ทฐ ํ”„๋กœ๊ฐ€ ๋˜๊ธฐ" 2ํŽธ์ž…๋‹ˆ๋‹ค. ์ด ์‹œ๋ฆฌ์ฆˆ๋Š” 3ํŽธ๊นŒ์ง€ ์ด์–ด์ง‘๋‹ˆ๋‹ค. ๋‹น์‹ ์ด ์•Œ์•„์•ผ ํ•  20๊ฐ€์ง€ ์ฝ”๋”ฉ ์•Œ๊ณ ๋ฆฌ์ฆ˜ (1) - [https://careerly.co.kr/comments/75731] ๋‹น์‹ ์ด ์•Œ์•„์•ผ ํ•  20๊ฐ€์ง€ ์ฝ”๋”ฉ ์•Œ๊ณ ๋ฆฌ์ฆ˜ (3) - [https://careerly.co.kr/comments/76617] 1๏ธโƒฃ Breadth First Search(BFS) - ์‚ฌ์šฉ: ๋„ˆ๋น„ ์šฐ์„  ํƒ์ƒ‰์œผ๋กœ ๊ทธ๋ž˜ํ”„๋‚˜ ํŠธ๋ฆฌ๋ฅผ ํƒ์ƒ‰ํ•  ๋•Œ - ์ž๋ฃŒ๊ตฌ์กฐ: Tree, Graph, Matrix, Queue - ์˜ˆ์‹œ ๋ฌธ์ œ: [https://leetcode.com/problems/binary-tree-level-order-traversal/] [https://leetcode.com/problems/minimum-depth-of-binary-tree/] 2๏ธโƒฃ Depth First Search(DFS) - ์‚ฌ์šฉ: ๊นŠ์ด ์šฐ์„  ํƒ์ƒ‰์œผ๋กœ ๊ทธ๋ž˜ํ”„๋‚˜ ํŠธ๋ฆฌ๋ฅผ ํƒ์ƒ‰ํ•  ๋•Œ - ์ž๋ฃŒ๊ตฌ์กฐ: Tree, Graph, Matrix - ์˜ˆ์‹œ ๋ฌธ์ œ: [https://leetcode.com/problems/path-sum-ii/] 3๏ธโƒฃ Two Heaps - ์‚ฌ์šฉ: ๊ฐ€์žฅ ์ž‘์€ ์›์†Œ๋ฅผ ์ฐพ๊ธฐ ์œ„ํ•œ ์ตœ์†Œ ํž™, ๊ฐ€์žฅ ํฐ ์›์†Œ๋ฅผ ์ฐพ๊ธฐ ์œ„ํ•œ ์ตœ๋Œ€ ํž™์„ ์‚ฌ์šฉํ•  ๋•Œ - ์ž๋ฃŒ๊ตฌ์กฐ: Heap, Array - ์˜ˆ์‹œ ๋ฌธ์ œ: [https://leetcode.com/problems/find-median-from-data-stream/] 4๏ธโƒฃ Subsets - ์‚ฌ์šฉ: ์ˆœ์—ด ๋˜๋Š” ์กฐํ•ฉ์„ ์ฒ˜๋ฆฌํ•  ๋•Œ - ์ž๋ฃŒ๊ตฌ์กฐ: Queue, Array, String - ์˜ˆ์‹œ ๋ฌธ์ œ: [https://leetcode.com/problems/letter-case-permutation/] [https://leetcode.com/problems/generalized-abbreviation/] 5๏ธโƒฃ Modified Binary Search - ์‚ฌ์šฉ: ์ •๋ ฌ๋œ ์ง‘ํ•ฉ์„ ํšจ์œจ์ ์œผ๋กœ ๊ฒ€์ƒ‰ํ•  ๋•Œ - ์ž๋ฃŒ๊ตฌ์กฐ: Array - ์˜ˆ์‹œ ๋ฌธ์ œ: [https://leetcode.com/problems/peak-index-in-a-mountain-array/] 6๏ธโƒฃ Bitwise XOR - ์‚ฌ์šฉ: XOR ์—ฐ์‚ฐ์ž๋ฅผ ์‚ฌ์šฉํ•ด ๋น„ํŠธ๋ฅผ ์กฐ์ž‘ํ•  ๋•Œ - ์ž๋ฃŒ๊ตฌ์กฐ: Array, Bits - ์˜ˆ์‹œ ๋ฌธ์ œ: [https://leetcode.com/problems/single-number-ii/] [https://leetcode.com/problems/flipping-an-image/] 7๏ธโƒฃ Top 'K' Elements - ์‚ฌ์šฉ: ๊ฐ€์žฅ ์ž‘์€/ํฐ/์ž์ฃผ ๋ฐœ์ƒํ•˜๋Š” 'K'๋ฒˆ์งธ ์›์†Œ๋ฅผ ์ฐพ์„ ๋•Œ - ์ž๋ฃŒ๊ตฌ์กฐ: Array, Heap, Queue - ์˜ˆ์‹œ ๋ฌธ์ œ: [https://leetcode.com/problems/k-closest-points-to-origin/]

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