CSES Problem Set 題解 -- 想法 + 程式碼
===
Introductory Problems
---**
- :o: `Cpp` `Py` `Hs` [Weird Algorithm](https://hackmd.io/dygeV9Y9TeCRmqGtcJM1VQ)
- :o: `Cpp` [Missing Number](https://hackmd.io/p53aGB5DQBGRwSCBd9Fc-Q?both)
- :o: `Cpp` [Repetitions](https://hackmd.io/MrPbT3e4S3alo4LIwrF_AA)
- :o: `Cpp` [Increasing Array](https://hackmd.io/dbM1RpGnR52_j1DFno8qRg)
- :o: `Cpp` [Permutations](https://hackmd.io/tu5fLjsCSDa2As7xPXkHfA)
- :o: `Cpp` [Number Spiral](https://hackmd.io/k3o_S7Z4RwuicF9rnUiXfA)
- :o: `Cpp` [Two Knights](https://hackmd.io/mCWG1PriRBm40bm8kHZRbA)
- :o: `Cpp` [Two Sets](https://hackmd.io/jKw26tR0RwqqHSWUilyYIQ)
- :o: `Cpp` [Bit Strings](https://hackmd.io/SrqEn_rMQ968ZkamnegyDw)
- :o: `Cpp` [Trailing Zeros](https://hackmd.io/bF6XbKivQROj9__2YiaEDw)
- :o: `Cpp` [Coin Piles](https://hackmd.io/871KvQJzRS2FhL18d3216Q)
- :o: `Cpp` [Palindrome Reorder](https://hackmd.io/ypHe16wrQqyBRwlezBLRFA)
- :o: `Cpp` [Gray Code](https://hackmd.io/16uazAT2R6SOKIFAqHD90w)
- :o: `Cpp` [Tower of Hanoi](https://hackmd.io/dTKNoOTiRKy2H2QTHAMOJQ)
- :o: `Cpp` [Creating Strings](https://hackmd.io/lC-55EczRhKfQwbguQbKrQ)
- :o: `Cpp` [Apple Division](https://hackmd.io/9hNDjwSrTp-pggd-EJNcOQ)
- :o: [Chessboard and Queens](https://hackmd.io/puLpDi9WR5Gz5YQVWa-SRA)
- :o: `Cpp` [Digit Queries](https://hackmd.io/UaAau1ONSmCanO6QrEEqHA)
- :o: [Grid Paths](https://hackmd.io/DK7IASPSQCqY035FJadupA)
Sorting and Searching
---
- :o: `Cpp` [Distinct Numbers](https://hackmd.io/tuxm6APCSguyOqQwxU7QKg)
- :o: `Cpp` [Apartments](https://hackmd.io/izaPRSVATCm3IOofuXr_YA)
- :o: `Cpp` [Ferris Wheel](https://hackmd.io/p36hHn6OTWuuk6kwmQkpsw)
- :o: [Concert Tickets](https://hackmd.io/S-q7K7MUQ8iD8UPPJ0x5Zg)
- :o: [Restaurant Customers](https://hackmd.io/VHoCsuHBRGKBhCpON5gC5w)
- :pencil2: [Movie Festival](https://hackmd.io/HG8IOgXQQNmXIl9xsXXt4g)
- :pencil2: [Sum of Two Values](https://hackmd.io/jiVODwSrTx2usVWK4YErGQ)
- :pencil2: `Cpp` [Maximum Subarray Sum](https://hackmd.io/_52WMvGVRQmOib9VX-QZiA)
- :u7a7a: [Stick Lengths](https://hackmd.io/SjdcRCjxT2eMuigoZMw31A)
- :u7a7a: [Missing Coin Sum](https://hackmd.io/IGbw7kGcQK6y7d51vY6_AQ)
- :u7a7a: [Collecting Numbers](https://hackmd.io/n3f0IMrMS3qReXXfFK1R_A)
- :u7a7a: [Collecting Numbers II](https://hackmd.io/RtQbefy2S5uhWh1I7oBWLQ)
- :u7a7a: [Playlist](https://hackmd.io/-jCVWULRTv-7xPnarMYgow)
- :u7a7a: [Towers](https://hackmd.io/-Q5I6MmySb6OVxVMSoDJrw)
- :u7a7a: [Traffic Lights](https://hackmd.io/hxM1dTCfSuyG6IvdrRc0LQ)
- :u7a7a: [Josephus Problem I](https://hackmd.io/Rx_C7zfgSK-kjGIo0zrduw)
- :u7a7a: [Josephus Problem II](https://hackmd.io/G2cqxB6mQ6-nUEwuyOjxdQ)
- :u7a7a: [Nested Ranges Check](https://hackmd.io/G1MTdgE8TS2Bd4xa2Snn_w)
- :u7a7a: [Nested Ranges Count](https://hackmd.io/xji8Du0oRjivl6bhglzzJA)
- :u7a7a: [Room Allocation](https://hackmd.io/2D3MBGlNQo-IGmE5BVxqfg)
- :u7a7a: [Factory Machines](https://hackmd.io/Y5iXWK69RDeiEKIfQudZ3A)
- :u7a7a: [Tasks and Deadlines](https://hackmd.io/33XPDHurSQS33QdNYrWiBA)
- :o: `Cpp` [Reading Books](https://hackmd.io/tndBAGtLSlar-pOXAAZ4MA)
- :u7a7a: [Sum of Three Values](https://hackmd.io/lRlu8h8bTW2kNlJuyCyAJQ)
- :u7a7a: [Sum of Four Values](https://hackmd.io/9-aLfmw1So2zL9F6DkYrPA)
- :u7a7a: [Nearest Smaller Values](https://hackmd.io/BSuak2uFTo2nqmCrFc__vA)
- :u7a7a: [Subarray Sums I](https://hackmd.io/nxBbCR-5TbqPxqkfvsJTvg)
- :u7a7a: [Subarray Sums II](https://hackmd.io/9UtmhEQmTvi7AvtqWSI0GQ)
- :u7a7a: [Subarray Divisibility](https://hackmd.io/0p58f-UpTW2VuYcN025p7g)
- :u7a7a: [Subarray Distinct Values](https://hackmd.io/UXopE5pRSK-A9Sc3FbdLpg)
- :u7a7a: [Array Division](https://hackmd.io/b_0uc3rERvCBM9MNGcY7Cg)
- :u7a7a: [Sliding Window Median](https://hackmd.io/QQMQhii6R5CF6oMw3CfAcQ)
- :u7a7a: [Sliding Window Cost](https://hackmd.io/dZiEHJI5TIyv2fybe2AREw)
- :u7a7a: [Movie Festival II](https://hackmd.io/CjPuJd_VT2i3oyO6PIXnZA)
- :u7a7a: [Maximum Subarray Sum II](https://hackmd.io/KHyB6lNqSJ-DUxZpQuO4_g)
Dynamic Programming
---
- :o: [Dice Combinations](https://hackmd.io/7rVhusmISdG24uu3O4E6vg)
- :o: [Minimizing Coins](https://hackmd.io/UXL8Q9WaTnWpN4QGpjhiYg)
- :o: [Coin Combinations I](https://hackmd.io/eQfUTyXZRuOFN-Y9qkF7Bg)
- :o: [Coin Combinations II](https://hackmd.io/titjoTEGQ4CJ-ytHNTvNtw)
- :o: [Removing Digits](https://hackmd.io/_Tuy4Ux6TyGklW3KFOT54A)
- :o: [Grid Paths](https://hackmd.io/V5eavRUQSMWH7JLWv9Nh-w)
- :o: [Book Shop](https://hackmd.io/GJ-tEa7VRvKVFXizqj29lA)
- :o: [Array Description](https://hackmd.io/EOSa9ox2SeK6DAVvlTXgCw)
- :o: [Counting Towers](https://hackmd.io/m7pu3K7QRKuDGkW4iiB-TA)
- :o: [Edit Distance](https://hackmd.io/cKX5TY79TDuzALB0dtxLQQ)
- :o: [Rectangle Cutting](https://hackmd.io/CDbOWE0JR8GAB5B2h-2d3w)
- :o: [Money Sums](https://hackmd.io/5pYGrpgLQNGiS1lDFFQHaQ)
- :o: [Removal Game](https://hackmd.io/QqqTH11ZSM6ROx4JdX0Deg)
- :o: [Two Sets II](https://hackmd.io/YSBcE8-wRHKQG0DfuLnrAw)
- :o: [Increasing Subsequence](https://hackmd.io/qUtrMMEPQZOfHpb_yYjWZw)
- :o: [Projects](https://hackmd.io/OGTYhNtSR_uUxO6noo82wQ)
- :pencil2: `Cpp` [Elevator Rides](https://hackmd.io/EOpQxDzdSYSxhE_fYGDolQ)
- :o: `Cpp` [Counting Tilings](https://hackmd.io/lp6w2yU6TLq82j4yfG20xw)
- :pencil2: [Counting Numbers](https://hackmd.io/z7e_nifPTyaX_h2k8uUqrw)
Graph Algorithms
---
- :pencil2: `Cpp` [Counting Rooms](https://hackmd.io/kty469OTSmmwekG9aHsVrA)
- :pencil2: `Cpp` [Labyrinth](https://hackmd.io/yNcZN0I5Sa6OOvBBf0br9w)
- :pencil2: `Cpp` [Building Roads](https://hackmd.io/R80j-0liS52fLv3H34sv2g)
- :pencil2: `Cpp` [Message Route](https://hackmd.io/1csQaTwES7K45lNuNvZu-w)
- :pencil2: `Cpp` [Building Teams](https://hackmd.io/ezlaYZPHSJC1JDJgCV7Feg)
- :pencil2: `Cpp` [Round Trip](https://hackmd.io/0rSRhGeySp-ffI7A8Iqe0Q)
- :u7a7a: [Monsters](https://hackmd.io/_JX_ymFnS0O2EsRDfurY0Q)
- :pencil2: `Cpp` [Shortest Routes I](https://hackmd.io/OCVr6aWiQHOgo38-syEzpw)
- :pencil2: `Cpp` [Shortest Routes II](https://hackmd.io/ZG4xqGJbRBmllRnRQs5qeg)
- :u7a7a: [High Score](https://hackmd.io/EKScB_PaTYyv4FhxFBypmA)
- :u7a7a: [Flight Discount](https://hackmd.io/zaW1bw4pScCAp39bb0q9_g)
- :u7a7a: [Cycle Finding](https://hackmd.io/-JAEOTmsSEiK4RVthCJdOQ)
- :u7a7a: [Flight Routes](https://hackmd.io/4kd6u2klSDygaklzysQXFQ)
- :u7a7a: [Round Trip II](https://hackmd.io/m2zov3v9TWOosDspZZd8LQ)
- :pencil2: `Cpp` [Course Schedule](https://hackmd.io/R0bIXndPQzuk-bQitfL3CQ)
- :u7a7a: [Longest Flight Route](https://hackmd.io/PoA6X3SYTiigKlFy8bi5yQ)
- :u7a7a: [Game Routes](https://hackmd.io/uFO7yeyDTci9pEqKWQ35vQ)
- :u7a7a: [Investigation](https://hackmd.io/9zaHvCMBQEiBVllMCmUDnQ)
- :u7a7a: [Planets Queries I](https://hackmd.io/9Zzdx0hNQQqxhk8epZm_SQ)
- :u7a7a: [Planets Queries II](https://hackmd.io/QPrRfHl8TlOMUICxjkt1OQ)
- :u7a7a: [Planets Cycles](https://hackmd.io/Gb2ENYueSpms8bGacqB00g)
- :pencil2: `Cpp` [Road Reparation](https://hackmd.io/k8O2EA8lS22XQfJ7OKqyvw)
- :u7a7a: [Road Construction](https://hackmd.io/ZEjQbc_ZTYyRcLACSUfCJA)
- :u7a7a: [Flight Routes Check](https://hackmd.io/j_AQZnWrTaasporL54i-gg)
- :pencil2: `Cpp` [Planets and Kingdoms](https://hackmd.io/5oyBkHR9RZSSI72Vp97lLw)
- :u7a7a: [Giant Pizza](https://hackmd.io/AA-qqG9oSfWIIdu8fits7Q)
- :u7a7a: [Coin Collector](https://hackmd.io/8Ash5o9VRrOj_eSl2lyIvQ)
- :u7a7a: [Mail Delivery](https://hackmd.io/Rcd4ubwlSz-BnzkrFMSIkg)
- :u7a7a: [De Bruijn Sequence](https://hackmd.io/leHMi_e0S9OaTNQAxcX4Ww)
- :u7a7a: [Teleporters Path](https://hackmd.io/kmlO7lZLTRidywMlbKY99Q)
- :u7a7a: [Hamiltonian Flights](https://hackmd.io/qWIOamcLT5ez0j-HUm1__A)
- :u7a7a: [Knight's Tour](https://hackmd.io/gFV8_lQRTMmrq9EUNqTHYA)
- :u7a7a: [Download Speed](https://hackmd.io/jKe0-iZNTLeW_oFrfmwPpg)
- :u7a7a: [Police Chase](https://hackmd.io/R-OJzL_jS_qqkwJlKbNshA)
- :u7a7a: [School Dance](https://hackmd.io/ax3fgh3vStidD6GmQZElYw)
- :u7a7a: [Distinct Routes](https://hackmd.io/n0HxD2QdTTKX8XSlZG0r3Q)
Range Queries
---
- :pencil2: `Cpp` [Static Range Sum Queries](https://hackmd.io/kuA0ienEQBGQLxNTHmMcnQ)
- :u7a7a: [Static Range Minimum Queries](https://hackmd.io/9B6t7_iPTuCfpfmMXf1Tww)
- :pencil2: `Cpp` [Dynamic Range Sum Queries](https://hackmd.io/TupWYfnkRu-s1lDfVxEQCA)
- :pencil2: `Cpp` [Dynamic Range Minimum Queries](https://hackmd.io/IMKQ3Ui-Q0CixKpegjal4w)
- :pencil2: `Cpp` [Range Xor Queries](https://hackmd.io/D_xSA_OzSxe8oC3VUxp1VA)
- :u7a7a: [Range Update Queries](https://hackmd.io/g7YYeqpeRVSe6imTKPer0A)
- :u7a7a: [Forest Queries](https://hackmd.io/y-Um4D4DTGOeZ-6ax-G2CQ)
- :u7a7a: [Hotel Queries](https://hackmd.io/Dsg8IwPeQ2eax8wqHh_NRQ)
- :u7a7a: [List Removals](https://hackmd.io/vTm-AHvDSmiCCr-yLqX97g)
- :u7a7a: [Salary Queries](https://hackmd.io/QOvx0l6wS7SJoOV-wEF06w)
- :u7a7a: [Prefix Sum Queries](https://hackmd.io/LYPjxkj7QKawZ62tKe4V9g)
- :u7a7a: [Pizzeria Queries](https://hackmd.io/KB91kKCVRBqKv5rd5tJYvQ)
- :pencil2: `Cpp` [Subarray Sum Queries](https://hackmd.io/PNy7t7pcQ7WH4NEnuTY4sg)
- :pencil2: `Cpp` [Distinct Values Queries](https://hackmd.io/SoYj20QASy-3ikHntbf7gA)
- :pencil2: `Cpp` [Increasing Array Queries](https://hackmd.io/ACZ_WmiTQZCcvkSVcxcAqg)
- :u7a7a: [Forest Queries II](https://hackmd.io/W5xu40MySD6H5sdCug7lvA)
- :u7a7a: [Range Updates and Sums](https://hackmd.io/xJyekpLuRMeXq_8orrn_Hw)
- :pencil2: `Cpp` [Polynomial Queries](https://hackmd.io/A5nb9r17QDi_FFjG9Ezd_A)
- :pencil2: `Cpp` [Range Queries and Copies](https://hackmd.io/QJIKqXcFRuaqaIhOvh5fmg)
Tree Algorithms
---
- :u7a7a: [Subordinates](https://hackmd.io/YN_H7X3QR2qYKsU4dPDteQ)
- :u7a7a: [Tree Matching](https://hackmd.io/xV0DFoFsQMatqzQlymSzzA)
- :u7a7a: [Tree Diameter](https://hackmd.io/ongyvJNbQIi4nzDXFfJ2Xw)
- :u7a7a: [Tree Distances I](https://hackmd.io/w4U_hU55RI-x3PzlggntaA)
- :u7a7a: [Tree Distances II](https://hackmd.io/-b2KZ8-zRam0amd0tef3MA)
- :u7a7a: [Company Queries I](https://hackmd.io/9StV9Xj_R6-m4dXjcOOSBA)
- :u7a7a: [Company Queries II](https://hackmd.io/SATRZ5uIQ52hvLR6W0tIQw)
- :u7a7a: [Distance Queries](https://hackmd.io/0TFjyCa6Q0-MLEcwY-n4ng)
- :u7a7a: [Counting Paths](https://hackmd.io/lqxkhLFSQMGSLng7on_-Tg)
- :u7a7a: [Subtree Queries](https://hackmd.io/lxGsXb3VRd6_eP8QmGptIQ)
- :pencil2: `Cpp` [Path Queries](https://hackmd.io/VL2n--mCSYGTO5LBLCs-Rg)
- :u7a7a: [Path Queries II](https://hackmd.io/f3MDgJnfTa6il3UK5mHICA)
- :u7a7a: [Distinct Colors](https://hackmd.io/modaHE3bQDiQihRtZa-QQQ)
- :pencil2: `Cpp` [Finding a Centroid](https://hackmd.io/soROcSXOSIOn3kLd45wv_A)
- :u7a7a: [Fixed-Length Paths I](https://hackmd.io/WEtHQz09RUiVWS6zbFFLjA)
- :u7a7a: [Fixed-Length Paths II](https://hackmd.io/ma9V3S_sT_qz2YMMMoEbjw)
Mathematics
---
- :u7a7a: [Josephus Queries](https://hackmd.io/CazDbJO7RDarwfPq9YJVxQ)
- :o: `Cpp` [Exponentiation](https://hackmd.io/_zppbxvLTNaC7e9XT-8uhA)
- :o: `Cpp` [Exponentiation II](https://hackmd.io/drNZy2zsSPKwjTgXVFMYKw)
- :o: `Cpp` [Counting Divisors](https://hackmd.io/BmNjUe-_QiqcIpfs_JnvrQ)
- :o: `Cpp` [Common Divisors](https://hackmd.io/q1uOMmQFRgyrJydSQ_4LSA)
- :u7a7a: [Sum of Divisors](https://hackmd.io/B4EffjMrSWGXkzOQ0Lybhg)
- :u7a7a: [Divisor Analysis](https://hackmd.io/pMwnVvaVT6OXF2hjNRm7jg)
- :u7a7a: [Prime Multiples](https://hackmd.io/I_ikvtsKQuKeQheH1Wm-WA)
- :u7a7a: [Counting Coprime Pairs](https://hackmd.io/NeSQTeWeSPOG8PPkI6qxsQ)
- :u7a7a: [Binomial Coefficients](https://hackmd.io/GVJEKb-jRT6l3A0MLmEqBw)
- :u7a7a: [Creating Strings II](https://hackmd.io/vd96gDf6T666SA4cVMOtdA)
- :u7a7a: [Distributing Apples](https://hackmd.io/dYJzpbUITL6i-tuJ0mX9Eg)
- :u7a7a: [Christmas Party](https://hackmd.io/zQv9SNu9SPWdqFrZ9WL_oA)
- :u7a7a: [Bracket Sequences I](https://hackmd.io/PIgFeWoNQxiGOuLNz8-9JA)
- :u7a7a: [Bracket Sequences II](https://hackmd.io/ZdEsgdQAS3CNqCx7Kpkk5w)
- :u7a7a: [Counting Necklaces](https://hackmd.io/RBEUygcCRSeLuDPyV8SrUA)
- :u7a7a: [Counting Grids](https://hackmd.io/RwyT7oUPTAW83Zc_V20VnQ)
- :u7a7a: [Fibonacci Numbers](https://hackmd.io/IisRmWgnQXeB-BQYgYNSlw)
- :u7a7a: [Throwing Dice](https://hackmd.io/N4jgZJYeQ1i3uD2lmuSJWQ)
- :u7a7a: [Graph Paths I](https://hackmd.io/JFINtnY8Tiu6k83w9WbVvg)
- :u7a7a: [Graph Paths II](https://hackmd.io/HveKGzlNTZSiyGTRyArUrg)
- :u7a7a: [Dice Probability](https://hackmd.io/HooeAKMoRtuRWoBAOFCcUw)
- :u7a7a: [Moving Robots](https://hackmd.io/WicKBXtQRHWnD_uxA3xeUw)
- :u7a7a: [Candy Lottery](https://hackmd.io/Oixq54e9RU2gEbwU-sW4QQ)
- :u7a7a: [Inversion Probability](https://hackmd.io/-PGF6rvASkyNN9BiOZNB3A)
- :u7a7a: [Stick Game](https://hackmd.io/kvKolR58RAG-3xvG-Ps8Tg)
- :u7a7a: [Nim Game I](https://hackmd.io/qa5eZ7M_T8eesKhtCJffqQ)
- :u7a7a: [Nim Game II](https://hackmd.io/N93_mrlRT-uz0UAwHwz3Pg)
- :u7a7a: [Stair Game](https://hackmd.io/AI-7fS3xTluRy-ojJ6GL-g)
- :u7a7a: [Grundy's Game](https://hackmd.io/7-jh-ZoOSsCKEbXOfXgfmQ)
- :u7a7a: [Another Game](https://hackmd.io/8xukdA-PQ3yBLz3RgakWgQ)
String Algorithms
---
- :u7a7a: [Word Combinations](https://hackmd.io/SSyjbba-SeWXN06rhUH_iw)
- :u7a7a: [String Matching](https://hackmd.io/g6PRW9DgT4CT3Eni9N0c8w)
- :u7a7a: [Finding Borders](https://hackmd.io/nEtBCs7KTbCFXLHfMuT98w)
- :u7a7a: [Finding Periods](https://hackmd.io/gI510u2-RMyj349Ihz8PEw)
- :u7a7a: [Minimal Rotation](https://hackmd.io/nwUu_Qq0REK0pHfB1F8JTw)
- :u7a7a: [Longest Palindrome](https://hackmd.io/AY5C15qJRB-OKEvuIlrftg)
- :u7a7a: [Required Substring](https://hackmd.io/hhKJ2vV7QOeT8Gqddnv-vg)
- :u7a7a: [Palindrome Queries](https://hackmd.io/7xQqw64pQEGUjxyaJ1KCZQ)
- :u7a7a: [Finding Patterns](https://hackmd.io/unMnSKrZTQKzOJ2eKqKjoQ)
- :u7a7a: [Counting Patterns](https://hackmd.io/9ZQuB5QOTcGSReUjMbNhKw)
- :u7a7a: [Pattern Positions](https://hackmd.io/hELvNOwpRsqVfz-pXoK1Zg)
- :u7a7a: [Distinct Substrings](https://hackmd.io/k_FtNA-mQRaWJ1FsFZUMRg)
- :u7a7a: [Repeating Substring](https://hackmd.io/yeKtSeHFQqSpZvWxYjgeUA)
- :u7a7a: [String Functions](https://hackmd.io/n2Ky_T7XQoKVgjoAbfZFtw)
- :u7a7a: [Substring Order I](https://hackmd.io/Ci_ag0G8Tty4foxt0QBJkA)
- :u7a7a: [Substring Order II](https://hackmd.io/0nLfK2QsSryNpkkWyYmhgQ)
- :u7a7a: [Substring Distribution](https://hackmd.io/QAqUT9MBR3e-HN4_cY4H9g)
Geometry
---
- [Point Location Test]()
- [Line Segment Intersection]()
- [Polygon Area]()
- [Point in Polygon]()
- [Polygon Lattice Points]()
- [Minimum Euclidean Distance]()
- [Convex Hull]()
Advanced Techniques
---
- [Meet in the Middle]()
- [Hamming Distance]()
- [Beautiful Subgrids]()
- [Reachable Nodes]()
- [Reachability Queries]()
- [Cut and Paste]()
- [Substring Reversals]()
- [Reversals and Sums]()
- [Necessary Roads]()
- [Necessary Cities]()
- [Eulerian Subgraphs]()
- [Monster Game I]()
- [Monster Game II]()
- [Subarray Squares]()
- [Houses and Schools]()
- [Knuth Division]()
- [Apples and Bananas]()
- [One Bit Positions]()
- [Signal Processing]()
- [New Roads Queries]()
- [Dynamic Connectivity]()
- [Parcel Delivery]()
- [Task Assignment]()
- [Distinct Routes II]()
Additional Problems
---
- [Shortest Subsequence]()
- [Counting Bits]()
- [Swap Game]()
- [Prüfer Code]()
- [Acyclic Graph Edges]()
- [Strongly Connected Edges]()
- [Even Outdegree Edges]()
- [Multiplication Table]()
- [Advertisement]()
- [Special Substrings]()
- [Permutation Inversions]()
- [Maximum Xor Subarray]()
- [Movie Festival Queries]()
- [Chess Tournament]()
- [Tree Traversals]()
- [Network Renovation]()
- [Graph Girth]()
- [Intersection Points]()
- [Inverse Inversions]()
- [Monotone Subsequences]()
- [String Reorder]()
- :pencil2: [Stack Weights](https://hackmd.io/O3fz0g0GSf6oHuZpN3lQug)
- [Pyramid Array]()
- [Increasing Subsequence II]()
- [String Removals]()
- [Bit Inversions]()
- [Xor Pyramid]()
- [Writing Numbers]()
- [String Transform]()
- [Letter Pair Move Game]()
- [Maximum Building I]()
- [Sorting Methods]()
- [Cyclic Array]()
- [List of Sums]()
- [Increasing Array II]()
- [Food Division]()
- [Bit Problem]()
- [Swap Round Sorting]()
- [Binary Subsequences]()
- [Tree Isomorphism I]()
- [Counting Sequences]()
- [Critical Cities]()
- [School Excursion]()
- [Coin Grid]()
- [Robot Path]()
- [Programmers and Artists]()
- [Course Schedule II]()
- [Removing Digits II]()
- [Coin Arrangement]()
- [Counting Bishops]()
- [Grid Puzzle I]()
- [Grid Puzzle II]()
- [Empty String]()
- [Grid Paths]()
- [Bit Substrings]()
- [Reversal Sorting]()
- [Counting Reorders]()
- [Book Shop II]()
- [Network Breakdown]()
- [Visiting Cities]()
- [Missing Coin Sum Queries]()
- [Number Grid]()
- [Maximum Building II]()
- [Filling Trominos]()
- [Stick Divisions]()
- [Coding Company]()
- [Flight Route Requests]()
- [Two Stacks Sorting]()
- [Tree Isomorphism II]()
- [Forbidden Cities]()
- [Area of Rectangles]()
- [Grid Completion]()
- [Creating Offices]()
- [Permutations II]()
- [Functional Graph Distribution]()
- [New Flight Routes]()
- [Grid Path Construction]()
貢獻者
---
- 負責人：[Winliu](https://hackmd.io/@WinLiu)
- :eye: 編輯：[皮皮](https://hackmd.io/@YuRen-tw)
- [Youtong](https://hackmd.io/@Youtong0826)
- [pudding164253](https://hackmd.io/@mGrArnQ0STevIEXX7Ss2rg)
- [eggeggwe](https://hackmd.io/@HdFRwKuhR0SsDpx0b1OMQw)
- [temmie](https://hackmd.io/@kJLn_wkWQX6CXXUgGbDYKQ)
- [littleorange](https://hackmd.io/@emCXvc-QS66Y61fo2qepDg)
- [山姆](https://hackmd.io/@sam571128)
- [r1cky](https://hackmd.io/@r1cky)
- [ShiYu](https://hackmd.io/@ShiYu0318)
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CSES Problem Set 題解 想法 + 程式碼
Sorting and Searching
Dynamic Programming
Graph Algorithms
Range Queries
Tree Algorithms
Mathematics
String Algorithms
Geometry
Advanced Techniques
Additional Problems
貢獻者
Movie Festival
Stick Lengths