snowedev / Algorithm

๐Ÿ˜ˆ Algorithm/Coding-Test, ๊ณตํฌ์˜ ๋งน์žฅ ์•Œ๊ณ ๋ฆฌ์ฆ˜ ์Šคํ„ฐ๋””

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๊ณ„์†ํ•˜๋ฉด ์–ธ์  ๊ฐ„ ๋Š˜๊ฒ ์ง€

โœ… ๋ฌธ์ œํ’€์ด

Pythonicํ•˜๊ฒŒ ์ฝ”๋“œ ์งœ๊ธฐ
Swift Language Guide[ํ•œ๊ตญ์–ด ver]

P: ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค B: ๋ฐฑ์ค€ L: ๋ฆฌํŠธ์ฝ”๋“œ E: ๊ธฐํƒ€

ํ”Œ๋žซํผ ๋‚ ์งœ ์•Œ๊ณ ๋ฆฌ์ฆ˜ ๊ตฌ๋ถ„ ๋ฌธ์ œ ์ด๋ฆ„ ๋‚œ์ด๋„ Python Swift
P 20.12.08 ์ •๋ ฌ K๋ฒˆ์งธ์ˆ˜ Lv.1 sol sol
P 20.12.08 ์ •๋ ฌ ๊ฐ€์žฅํฐ์ˆ˜ Lv.2 sol sol
P 20.12.08 ์ด์ง„ํƒ์ƒ‰,๋ธŒ๋ฃจํŠธํฌ์Šค H-Index Lv.2 sol sol
P 20.12.10 ๋ธŒ๋ฃจํŠธํฌ์Šค ๋ชจ์˜๊ณ ์‚ฌ Lv.1 sol sol
P 20.12.13 ๋ธŒ๋ฃจํŠธํฌ์Šค ์†Œ์ˆ˜์ฐพ๊ธฐ Lv.2 sol sol
P 20.12.15 ์Šคํƒ 19' kakao ๊ฒจ์šธ ์ธํ„ด์‹ญ-ํฌ๋ ˆ์ธ ์ธํ˜• ๋ฝ‘๊ธฐ ๊ฒŒ์ž„ ์‰ฌ์›€ sol sol
P 20.12.17 ์ˆ˜ํ•™, ๋ธŒ๋ฃจํŠธํฌ์Šค ์นดํŽซ Lv.2 sol sol
P 20.12.17 DFS,BFS ํƒ€๊ฒŸ๋„˜๋ฒ„ Lv.2 sol sol
P 20.12.21 DFS,BFS ๋„คํŠธ์›Œํฌ Lv.3 sol sol
P 20.12.23 DFS,BFS ๋‹จ์–ด๋ณ€ํ™˜ Lv.3 sol sol
P 20.12.24 DFS,BFS ์—ฌํ–‰๊ฒฝ๋กœ Lv.3 sol sol
P 20.12.27 ๊ตฌํ˜„ Summer/Winter Coding 18'-์Šคํ‚ฌํŠธ๋ฆฌ Lv.2 sol sol
P 21.01.23 ์ตœ๋Œ€๊ณต์•ฝ์ˆ˜ Summer/Winter Coding 19'-๋ฉ€์ฉกํ•œ ์‚ฌ๊ฐํ˜• Lv.2 sol sol
P 21.01.24 ์Šคํƒ,ํ ํ”„๋ฆฐํ„ฐ Lv.2 sol sol
P 21.01.25 ์Šคํƒ,ํ ๊ธฐ๋Šฅ๊ฐœ๋ฐœ Lv.2 sol sol
P 21.01.28 DP N์œผ๋กœ ํ‘œํ˜„ Lv.3 sol
P 21.01.29 ๊ตฌํ˜„ 20' kakao ๊ณต์ฑ„-๊ด„ํ˜ธ๋ณ€ํ™˜ Lv.2 sol sol
P 21.01.30 ๊ทธ๋ฆฌ๋”” ์ฒด์œก๋ณต Lv.1 sol sol
E 21.01.31 ๊ทธ๋ฆฌ๋”” ํฐ ์ˆ˜์˜ ๋ฒ•์น™ ํ•˜ sol -
P 21.01.31 ๊ทธ๋ฆฌ๋”” ํฐ ์ˆ˜ ๋งŒ๋“ค๊ธฐ Lv.2 sol sol
P 21.01.31 ์Šคํƒ 20' kakao ๊ณต์ฑ„-๋ฌธ์ž์—ด ์••์ถ• Lv.2 sol sol
P 21.02.02 ๊ตฌํ˜„ 20' kakao ๊ณต์ฑ„-์ž๋ฌผ์‡ ์™€ ์—ด์‡  Lv.3 sol sol
B 21.02.11 ๊ตฌํ˜„ ์‚ผ์„ฑ SW์—ญ๋Ÿ‰ํ…Œ์ŠคํŠธ ๊ธฐ์ถœ-์‹œํ—˜ ๊ฐ๋… B2 sol sol
B 21.02.11 ๊ทธ๋ฆฌ๋””, BFS ์‚ผ์„ฑ SW์—ญ๋Ÿ‰ํ…Œ์ŠคํŠธ ๊ธฐ์ถœ-A->B S1 sol sol
P 21.02.12 ๊ทธ๋ฆฌ๋”” ๊ตฌ๋ช… ๋ณดํŠธ Lv.2 sol -
P 21.02.13 ๊ทธ๋ฆฌ๋”” ๋‹จ์†์นด๋ฉ”๋ผ Lv.3 sol -
P 21.02.17 ์Šคํƒ,ํ ์ฃผ์‹๊ฐ€๊ฒฉ Lv.2 sol -
P 21.02.18 ๋ธŒ๋ฃจํŠธํฌ์Šค 21' kakao ๊ณต์ฑ„-๋ฉ”๋‰ด๋ฆฌ๋‰ด์–ผ Lv.2 sol
P 21.02.20 ๋ธŒ๋ฃจํŠธํฌ์Šค 18' kakao ๊ณต์ฑ„-๋‰ด์Šค ํด๋Ÿฌ์Šคํ„ฐ๋ง Lv.2 sol
P 21.02.20 ๋ธŒ๋ฃจํŠธํฌ์Šค 18' kakao ๊ณต์ฑ„-๋น„๋ฐ€์ง€๋„ Lv.1 sol sol
P 21.02.25 ์Šคํƒ, ํ ๋‹ค๋ฆฌ๋ฅผ ์ง€๋‚˜๋Š” ํŠธ๋Ÿญ Lv.2 sol
P 21.02.26 ๊ตฌํ˜„ ์›”๊ฐ„ ์ฝ”๋“œ ์ฑŒ๋ฆฐ์ง€1-์‚ผ๊ฐ๋‹ฌํŒฝ์ด Lv.2 sol sol
B 21.02.27 DFS ABCDE G5 sol
B 21.02.27 BFS ์ด๋ชจํ‹ฐ์ฝ˜ G5 sol
P 21.03.02 ๊ตฌํ˜„ ์‹ ๊ทœ ์•„์ด๋”” ์ถ”์ฒœ Lv.1 sol
P 21.03.04 ๊ตฌํ˜„ 18' kakao ๊ณต์ฑ„-ํ”„๋ Œ์ฆˆ4๋ธ”๋ก Lv.2 sol
P 21.03.06 ๊ตฌํ˜„(LRU) 18' kakao ๊ณต์ฑ„-์บ์‹œ Lv.2 sol
P 21.03.07 ์ •๋ ฌ 18' kakao ๊ณต์ฑ„-ํŒŒ์ผ๋ช… ์ •๋ ฌ Lv.2 sol
P 21.03.09 ํ•ด์‹œ, ์ด์ง„ํƒ์ƒ‰ 21' kakao ๊ณต์ฑ„-์ˆœ์œ„๊ฒ€์ƒ‰ Lv.2 sol
P 21.03.10 ํ•ด์‹œ ์œ„์žฅ Lv.2 sol sol
P 21.03.13 ํ•ด์‹œ ์ „ํ™”๋ฒˆํ˜ธ ๋ชฉ๋ก Lv.2 sol -
P 21.03.14 ํ•ด์‹œ ๋ฒ ์ŠคํŠธ ์•จ๋ฒ” Lv.3 sol sol
B 21.03.17 ๊ทธ๋ฆฌ๋”” ์ฃผ์‹ S2 sol sol
P 21.03.18 ๊ทธ๋ฆฌ๋”” ๊ฐ€์žฅ ํฐ ์ •์‚ฌ๊ฐํ˜• Lv.2 sol sol
P 21.03.20 ์Šคํƒ,ํ ์˜ฌ๋ฐ”๋ฅธ ๊ด„ํ˜ธ Lv.2 sol sol
P 21.03.21 ๋ถ„ํ• ์ •๋ณต 20' kakao ์ธํ„ด์‹ญ-์ˆ˜์‹ ์ตœ๋Œ€ํ™” Lv.2 sol sol
P 21.03.23 ๊ตฌํ˜„ 20' kakao ์ธํ„ด์‹ญ-ํ‚คํŒจ๋“œ ๋ˆ„๋ฅด๊ธฐ Lv.1 sol sol
L 21.03.25 ๋ฌธ์ž์—ด Group Anagrams Medium sol sol
P 21.03.26 ํ•ด์‹œ 19' kakao ๊ฒจ์šธ ์ธํ„ด์‹ญ-ํŠœํ”Œ Lv.2 sol sol
P 21.03.28 ๋ถ„ํ• ์ •๋ณต ์›”๊ฐ„ ์ฝ”๋“œ ์ฑŒ๋ฆฐ์ง€1-์ฟผ๋“œ ์••์ถ• ํ›„ ๊ฐœ์ˆ˜ ์„ธ๊ธฐ Lv.2 sol sol
P 21.03.29 DP ๋•…๋”ฐ๋จน๊ธฐ Lv.2 sol sol
P 21.04.01 ๊ทธ๋ฆฌ๋”” ์„ฌ ์—ฐ๊ฒฐํ•˜๊ธฐ Lv.2 sol sol
P 21.04.03 ๊ตฌํ˜„ ํ”ผ๋ณด๋‚˜์น˜์ˆ˜ Lv.2 sol sol
P 21.04.04 ๊ตฌํ˜„ ์ด์ง„๋ณ€ํ™˜๋ฐ˜๋ณตํ•˜๊ธฐ Lv.2 sol sol
L 21.04.07 ๋ฌธ์ž์—ด Valid Palindrome Easy sol sol
L 21.04.08 ๋ฌธ์ž์—ด Longest Palindromic Substring Medium sol
P 21.04.10 BFS 21' kakao ๊ณต์ฑ„-ํ•ฉ์Šน ํƒ์‹œ ์š”๊ธˆ Lv.3 sol
P 21.04.10 ๊ตฌํ˜„ ๋‹ค์Œ ํฐ ์ˆซ์ž Lv.2 sol sol
P 21.04.12 ํž™ ๋” ๋งต๊ฒŒ Lv.2 sol -
L 21.04.14 ๊ตฌํ˜„ Keys and Rooms Medium sol sol
P 21.04.14 ๊ตฌํ˜„,ํ•ด์‹œ 19' kakao ๊ณต์ฑ„-์˜คํ”ˆ์ฑ„ํŒ…๋ฐฉ Lv.2 sol sol
P 21.04.16 ๊ตฌํ˜„ ์›”๊ฐ„ ์ฝ”๋“œ ์ฑŒ๋ฆฐ์ง€2-์Œ์–‘๋”ํ•˜๊ธฐ Lv.1 sol sol
P 21.04.16 ์Šคํƒ,ํ ์›”๊ฐ„ ์ฝ”๋“œ ์ฑŒ๋ฆฐ์ง€2-๊ด„ํ˜ธํšŒ์ „ํ•˜๊ธฐ Lv.2 sol sol
P 21.04.28 DP ์ •์ˆ˜์‚ผ๊ฐํ˜• Lv.3 sol -
P 21.04.30 ์ด์ง„ํƒ์ƒ‰ ์ž…๊ตญ์‹ฌ์‚ฌ Lv.3 sol sol
P 21.05.02 ์กฐํ•ฉ(DFS) ํ›„๋ณดํ‚ค Lv.2 sol
P 21.05.05 ๊ตฌํ˜„ 19' kakao ๊ณต์ฑ„-์‹คํŒจ์œจ Lv.1 sol sol
P 21.05.06 BFS Summer/Winter Coding 18'-๋ฐฐ๋‹ฌ Lv.2 sol
P 21.05.09 ๊ตฌํ˜„ 21' Dev Matching-๋กœ๋˜์˜ ์ตœ๊ณ ์ˆœ์œ„์™€ ์ตœ์ €์ˆœ์œ„ Lv.2 sol sol
P 21.05.09 ๋ฌธ์ž์—ด 18' kakao ๊ณต์ฑ„-๋ฐฉ๊ธˆ๊ทธ๊ณก Lv.2 sol
P 21.05.12 ๋ฌธ์ž์—ด Summer/Winter Coding 18'-์˜์–ด ๋๋ง์ž‡๊ธฐ Lv.2 sol sol
P 21.05.12 ๋ฌธ์ž์—ด ์›”๊ฐ„ ์ฝ”๋“œ ์ฑŒ๋ฆฐ์ง€2-์•ฝ์ˆ˜์˜ ๊ฐœ์ˆ˜์™€ ๋ง์…ˆ Lv.1 sol sol
P 21.05.16 ๊ตฌํ˜„ Summer/Winter Coding 18'-์ ํ”„์™€ ์ˆœ๊ฐ„ ์ด๋™ Lv.2 sol sol
P 21.05.16 ๋ฌธ์ž์—ด ์ตœ๋Œ“๊ฐ’๊ณผ ์ตœ์†Ÿ๊ฐ’ Lv.2 sol sol
B 21.05.23 DFS, BFS DFS์™€BFS S2 sol sol
B 21.05.23 DP ์‰ฌ์šด๊ณ„๋‹จ์ˆ˜ S1 sol sol
P 21.05.23 ์Šคํƒ,ํ ์ง์ง€์–ด ์ œ๊ฑฐํ•˜๊ธฐ Lv.2 sol sol
P 21.05.23 ๊ตฌํ˜„ ์˜ˆ์ƒ๋Œ€์ง„ํ‘œ Lv.2 sol sol
B 21.06.06 ์ด์ง„ํƒ์ƒ‰ ๋žœ์„ ์ž๋ฅด๊ธฐ S3 sol sol
B 21.06.06 ์ด์ง„ํƒ์ƒ‰ ๋‚˜๋ฌด์ž๋ฅด๊ธฐ S3 sol sol
P 21.06.19 ๊ทธ๋ฆฌ๋”” ์กฐ์ด์Šคํ‹ฑ Lv.2 sol
P 21.06.20 ๊ทธ๋ฆฌ๋”” ์ตœ์†Ÿ๊ฐ’๋งŒ๋“ค๊ธฐ Lv.2 sol sol
P 21.06.20 ๋ฌธ์ž์—ด JadenCase๋ฌธ์ž์—ด๋งŒ๋“ค๊ธฐ Lv.2 sol
P 21.07.23 ๋ฌธ์ž์—ด 21' kakao ํ•˜๊ณ„ ์ธํ„ด์‹ญ-์ˆซ์ž ๋ฌธ์ž์—ด๊ณผ ์˜๋‹จ์–ด Lv.1 sol sol
B 21.07.25 ์ˆ˜ํ•™ ์†Œ์ˆ˜์ƒ๊ทผ์ˆ˜ S1 sol sol
B 21.07.25 DP 1,2,3๋”ํ•˜๊ธฐ 3 S2 sol sol
B 21.07.25 DP 1,2,3๋”ํ•˜๊ธฐ 5 S3 sol sol
L 21.07.31 ์—ฐ๊ฒฐ๋ฆฌ์ŠคํŠธ Add Two Numbers Medium sol sol
L 21.07.31 ๋ฌธ์ž์—ด Longest Substring Without Repeating Characters Medium sol sol
L 21.08.01 ๊ตฌํ˜„ Spiral Matrix Medium sol sol
L 21.08.01 ๊ตฌํ˜„ Spiral Matrix II Medium sol sol
P 21.08.07 ๊ตฌํ˜„ ์œ„ํด๋ฆฌ์ฑŒ๋ฆฐ์ง€-๋ถ€์กฑํ•œ ๊ธˆ์•ก ๊ณ„์‚ฐํ•˜๊ธฐ Lv.1 sol sol
L 21.08.08 ๊ตฌํ˜„ Text Justification Hard sol
L 21.08.08 ๊ตฌํ˜„ Multiply Strings Medium sol sol
L 21.08.08 ๊ตฌํ˜„ 3Sum Medium sol sol
P 21.08.17 BFS 21' kakao ํ•˜๊ณ„ ์ธํ„ด์‹ญ-๊ฑฐ๋ฆฌ๋‘๊ธฐ ํ™•์ธํ•˜๊ธฐ Lv.2 sol sol
P 21.08.19 ์™„์ „ํƒ์ƒ‰(ํˆฌํฌ์ธํ„ฐ) 20' kakao ํ•˜๊ณ„ ์ธํ„ด์‹ญ-๋ณด์„ ์‡ผํ•‘ Lv.3 sol sol
P 21.08.21 ์—ฐ๊ฒฐ๋ฆฌ์ŠคํŠธ 21' kakao ํ•˜๊ณ„ ์ธํ„ด์‹ญ-ํ‘œ ํŽธ์ง‘ Lv.3 sol sol
P 21.08.22 ๋ฌธ์ž์—ด 21' kakao ๊ณต์ฑ„-๊ด‘๊ณ  ์‚ฝ์ž… Lv.3 sol sol
L 21.08.26 DFS Number of Islands Medium sol sol
L 21.08.26 DFS Course Schedule Medium sol sol
P 21.08.28 BFS ๊ฐ€์žฅ ๋จผ ๋…ธ๋“œ Lv.3 sol sol
P 21.08.29 ๊ทธ๋ž˜ํ”„, ํ”Œ๋กœ์ด๋“œ-์™€์ƒฌ ์ˆœ์œ„ Lv.3 sol sol
P 21.08.30 ์™„์ „ํƒ์ƒ‰ ์œ„ํด๋ฆฌ์ฑŒ๋ฆฐ์ง€-๋ชจ์Œ ์‚ฌ์ „ Lv.3 sol
P 21.08.31 ๋ฌธ์ž์—ด 18' kakao ๊ณต์ฑ„-์ถ”์„ ํŠธ๋ž˜ํ”ฝ Lv.3 sol sol
P 21.09.02 ๊ตฌํ˜„ Summer/Winter Coding 18'-๋ฐฉ๋ฌธ ๊ธธ์ด Lv.2 sol sol
P 21.09.03 ์™„์ „ํƒ์ƒ‰ 20' kakao ๋™๊ณ„ ์ธํ„ด์‹ญ-๋ถˆ๋Ÿ‰ ์‚ฌ์šฉ์ž Lv.3 sol
P 21.09.07 ํž™ ๋””์Šคํฌ ์ปจํŠธ๋กค๋Ÿฌ Lv.3 sol
P 21.09.09 DFS ๋‹ค๋‹จ๊ณ„ ์นซ์†” ํŒ๋งค Lv.3 sol sol
P 21.09.16 ๊ตฌํ˜„ ์œ„ํด๋ฆฌ ์ฑŒ๋ฆฐ์ง€-์ƒํ˜ธํ‰๊ฐ€ Lv.1 sol sol
P 21.09.18 ๊ตฌํ˜„ ์œ„ํด๋ฆฌ ์ฑŒ๋ฆฐ์ง€-๋ณต์„œ ์ •๋ ฌํ•˜๊ธฐ Lv.2 sol sol
P 21.09.18 ๊ตฌํ˜„,ํˆฌํฌ์ธํ„ฐ ์œ„ํด๋ฆฌ ์ฑŒ๋ฆฐ์ง€-์ž…์‹ค ํ‡ด์‹ค Lv.2 sol sol
L 21.09.19 DP, ํˆฌํฌ์ธํ„ฐ Jump Game II Medium sol sol
L 21.09.24 ์™„ํƒ, ๋ฐฑํŠธ๋ž˜ํ‚น Sudoku Solver Hard sol sol
L 21.09.25 ๋ฌธ์ž์—ด, ๊ตฌํ˜„ ZigZag Conversion Medium sol sol
L 21.09.25 ์™„์ „ํƒ์ƒ‰, ๋ฐฑํŠธ๋ž˜ํ‚น All Path from Source to Target Medium sol sol
L 21.09.26 DFS Word Search Medium sol sol
P 21.10.02 ์™„ํƒ, ๋ฐฑํŠธ๋ž˜ํ‚น N Queen Lv.3 sol
L 21.10.02 DP, ํˆฌํฌ์ธํ„ฐ Jump Game Medium sol sol
L 21.10.03 DP Unique Paths Medium sol sol
L 21.10.03 DP Unique Paths II Medium sol
B 21.10.08 ์ด์ง„ํƒ์ƒ‰ ํ”ผ์ž๊ตฝ๊ธฐ G5 sol
B 21.10.08 ์ด์ง„ํƒ์ƒ‰ ์ค‘๋Ÿ‰์ œํ•œ G4 sol
L 21.10.10 ์‹œ๋ฎฌ๋ ˆ์ด์…˜ Game of Life Medium sol
B 21.10.10 ๊ทธ๋ฆฌ๋”” ๋‹จ์–ด์ˆ˜ํ•™ G4 sol
B 21.10.30 Union Find ์—ฌํ–‰๊ฐ€์ž G4 sol
B 21.10.30 Union Find ๊ฐ€์žฅ ๊ฐ€๊นŒ์šด ๊ณตํ†ต ์กฐ์ƒ G4 sol
P 21.10.31 ๊ตฌํ˜„,๊ทธ๋ฆฌ๋”” ์œ„ํด๋ฆฌ ์ฑŒ๋ฆฐ์ง€-์ตœ์†Œ ์ง์‚ฌ๊ฐํ˜• Lv.1 sol sol
P 21.10.31 DFS,BFS ์œ„ํด๋ฆฌ ์ฑŒ๋ฆฐ์ง€-์ „๋ ฅ๋ง์„ ๋‘˜๋กœ ๋‚˜๋ˆ„๊ธฐ Lv.2 sol
L 21.11.07 ์ด์ง„ํƒ์ƒ‰ Binary Search Easy sol sol
L 21.11.07 ์ด์ง„ํƒ์ƒ‰ First Bad Version. Easy sol sol
L 21.11.07 ์ด์ง„ํƒ์ƒ‰ Search Insert Position Easy sol sol
L 21.11.07 ๊ตฌํ˜„ Squares of a Sorted Array Easy sol sol
L 21.11.14 ๋ฌธ์ž์—ด Rotate Array Medium sol sol
L 21.11.14 ๋ฌธ์ž์—ด Move Zeroes Easy sol sol
L 21.11.14 ํˆฌํฌ์ธํ„ฐ Two Sum II - Input Array Is Sorted Easy sol sol
L 21.11.14 ๋ฌธ์ž์—ด Reverse Words in a String III Easy sol
P 21.11.28 DFS ํ”ผ๋กœ๋„ Lv.2 sol
P 21.11.28 ๋ฌธ์ž์—ด N^2 ๋ฐฐ์—ด ์ž๋ฅด๊ธฐ Lv.2 sol
L 21.11.28 ํˆฌํฌ์ธํ„ฐ Container With Most Water Medium sol
L 21.11.28 ๋ฌธ์ž์—ด Longest Common Prefix Easy sol
B 21.12.08 ์Šคํƒ, ๊ตฌํ˜„ ์˜คํฐ์ˆ˜ G4 sol
P 21.12.10 ๊ตฌํ˜„ 18' kakao ๊ณต์ฑ„-์…”ํ‹€๋ฒ„์Šค Lv.3 sol
B 21.12.12 ์ •๊ทœํ‘œํ˜„์‹ ์ž ์ˆ˜ํ•จ์‹๋ณ„ G5 sol sol
L 21.12.12 ์Šคํƒ,ํ Valid Parentheses Medium sol sol
L 22.01.16 ๊ตฌํ˜„ Two Sum Easy sol
L 22.01.16 ๊ตฌํ˜„ Roman to Integer Easy sol
L 22.01.16 ์Šคํƒ Daily Temperatures Medium sol
L 22.01.16 ๊ตฌํ˜„ Rotate Image Medium sol

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๐Ÿ˜ˆ Algorithm/Coding-Test, ๊ณตํฌ์˜ ๋งน์žฅ ์•Œ๊ณ ๋ฆฌ์ฆ˜ ์Šคํ„ฐ๋””


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