文件列表:

CSES/ (0, 2023-12-10)
CSES/CPP solutions/ (0, 2023-12-10)
CSES/CPP solutions/Company Queries I.cpp (1163, 2023-12-10)
CSES/CPP solutions/Company Queries II.cpp (1448, 2023-12-10)
CSES/CPP solutions/Counting Paths.cpp (2049, 2023-12-10)
CSES/CPP solutions/Distance Queries.cpp (1557, 2023-12-10)
CSES/CPP solutions/Distinct Colors.cpp (1219, 2023-12-10)
CSES/CPP solutions/Finding a Centroid.cpp (968, 2023-12-10)
CSES/CPP solutions/Subordinates.cpp (739, 2023-12-10)
CSES/CPP solutions/Tree Diameter.cpp (1057, 2023-12-10)
CSES/CPP solutions/Tree Distances I.cpp (1292, 2023-12-10)
CSES/CPP solutions/Tree Distances II.cpp (1191, 2023-12-10)
CSES/CPP solutions/Tree Matching.cpp (951, 2023-12-10)
CSES/Graph Algorithms/ (0, 2023-12-10)
CSES/Graph Algorithms/Game Routes.cpp (733, 2023-12-10)
CSES/Graph Algorithms/Longest Flight Route.cpp (959, 2023-12-10)
CSES/Solutions.md (1688, 2023-12-10)
CSES/Tree Algorithms/ (0, 2023-12-10)
CSES/Tree Algorithms/Company Queries I.cpp (1383, 2023-12-10)
CSES/Tree Algorithms/Distinct Colors.cpp (1158, 2023-12-10)
CSES/Tree Algorithms/Finding a Centroid.cpp (919, 2023-12-10)
CSES/Tree Algorithms/Subtree Queries.cpp (1920, 2023-12-10)
CSES/Tree Algorithms/Tree Diameter.cpp (1004, 2023-12-10)
CSES/Tree Algorithms/Tree Distances II.cpp (1133, 2023-12-10)
Codeforces/ (0, 2023-12-10)
Codeforces/Editorials/ (0, 2023-12-10)
Codeforces/Editorials/Greedy Algorithms/ (0, 2023-12-10)
Codeforces/Editorials/Greedy Algorithms/Pluses and Minuses.cpp (1120, 2023-12-10)
Codeforces/Editorials/Greedy Algorithms/RationalLee.cpp (1201, 2023-12-10)
Codeforces/Global Rounds/ (0, 2023-12-10)
Codeforces/Global Rounds/Round 9/ (0, 2023-12-10)
Codeforces/Global Rounds/Round 9/D. Replace by MEX.cpp (1025, 2023-12-10)
Geometry Course/ (0, 2023-12-10)
Geometry Course/L03 - C++ Implementation of How to check if 2 lines intersect.cpp (950, 2023-12-10)
Lecture List/ (0, 2023-12-10)
Lecture List/Combinatorics.md (820, 2023-12-10)
Number Theory/ (0, 2023-12-10)
... ...

# competitive_programming_course A completely free course on data structures , algorithms and competitive programming. Hello readers this is [CodeNCode](https://www.youtube.com/channel/UCrR5BJxc1vZ0fmn0MOpuXQQ?view_as=subscriber) AKA (Waqar Ahmad). ## About CodeNCode This is a youtube channel run by me where I teach Algorithms , data structures and competitive programming for free. I have courses like Number theory and graph theory course which start from basic and teach advanced level algorithms. --- ## Latest YouTube Videos - [Competitive Programming Live Session #01 | CodeNCode](https://www.youtube.com/watch?v=yJ5-lM8F6YU) - [CodeNCode Live Stream](https://www.youtube.com/watch?v=Mpk5jdq5FWA) - [E001 : Queries About Numbers | Number Theory | Codechef](https://www.youtube.com/watch?v=q_4ThtQh7fI) - [E05 : Japanese cities names | MySQL | HackerRank](https://www.youtube.com/watch?v=P8PBtfiIZpE) - [E01 : Lonely Integer | Bit Manipulation | Hackerrank](https://www.youtube.com/watch?v=KxNcrdbs4zA) ## List of Courses by CodeNCode - [Basic Algorithms](https://www.youtube.com/playlist?list=PL5DyztRVgtRW09egS6AY2oTVwF_5MfdRj) - [Bit Manipulation](https://www.youtube.com/playlist?list=PL5DyztRVgtRUVORP3AXvX91uovcaZv0q9) - [Combinatorics](https://www.youtube.com/playlist?list=PL5DyztRVgtRXRA-AEcBI4kfs42Aq9P1kr) - [Disjoint Set Union](https://www.youtube.com/playlist?list=PL5DyztRVgtRVIAoYAKanON01SM7tVr8PE) - [Dynamic Programming Part 1](https://www.youtube.com/playlist?list=PL5DyztRVgtRVr1katnCAdGdp02nJrDHv6) - [Dynamic Programming Part 2](https://www.youtube.com/playlist?list=PL5DyztRVgtRV-t64WnLKpuDjDbH7xNmnW) - [Graph Theory Part 1](https://www.youtube.com/playlist?list=PL5DyztRVgtRVLwNWS7Rpp4qzVVHJalt22) - [Graph Theory Part 2](https://www.youtube.com/playlist?list=PL5DyztRVgtRW0Kdd8i1xML7t-ge56XRQR) - [Number Theory](https://www.youtube.com/playlist?list=PL5DyztRVgtRWblnyEHtajWijQffrfwLz6) - [Queries On Trees](https://www.youtube.com/playlist?list=PL5DyztRVgtRVQsDZIJKYLYOj9uX9yluNJ) - [Recursion](https://www.youtube.com/playlist?list=PL2q4fbVm1Ik7Vp1iJw2V57MT4UVdZDoWj) - [Segment Tree](https://www.youtube.com/playlist?list=PL5DyztRVgtRWt0Kgy7fCN9OSPgr6AI3DO) - [String Algorithms](https://www.youtube.com/playlist?list=PL5DyztRVgtRWVqLox_K8lrWZCclxzHzLD) - [Mo's Algorithm & SQRT Decomposition](https://www.youtube.com/playlist?list=PL5DyztRVgtRWtz6J5culNvZzeX5nnoZ7r) - [Geometric Algorithms](https://www.youtube.com/playlist?list=PL5DyztRVgtRVHE6fulR_q0W_pNd8JdMlb) # Video Editorials : By Platform ## Codeforces - [Number Theory](https://www.youtube.com/playlist?list=PL5DyztRVgtRU8HGf3kS7hcTcdyH3nScKp) - [Dynamic Programming](https://www.youtube.com/playlist?list=PL5DyztRVgtRWcYF9rnQHZBXobcCY7RQlF) - [Graph & Tree](https://www.youtube.com/playlist?list=PL5DyztRVgtRUVZ5njIqE5sbrTun_uJ038) - [Constructive Algorithms](https://www.youtube.com/playlist?list=PL5DyztRVgtRW2zr4MoBVHd4yQakKyMWdQ) - [Basic Algorithms & Implementation](https://www.youtube.com/playlist?list=PL5DyztRVgtRVoauNg6jvHwtz4oq_5IuDz) - [Combinatorics](https://www.youtube.com/playlist?list=PL5DyztRVgtRUVdVr7tOksqdizdyhXXQPS) - [Greedy Algorithms](https://www.youtube.com/playlist?list=PL2q4fbVm1Ik6WB7SKtjEhwbQiLaD186OS) - [Divide & Conquer](https://www.youtube.com/playlist?list=PL5DyztRVgtRWNLpq1XTIR_YReb6MJlahg) - [Game Theory](https://www.youtube.com/playlist?list=PL5DyztRVgtRWMI4K5bKi6YacmwqM6bB_Q) ## Codechef - [Long Challenge](https://www.youtube.com/playlist?list=PL2q4fbVm1Ik4vzMIGBlRDRNE6gt_ucw2q) - [CookOff](https://www.youtube.com/playlist?list=PL2q4fbVm1Ik6hfcHFtNHYBm3jAyd1Jyp6) - [LunchTime](https://www.youtube.com/playlist?list=PL2q4fbVm1Ik4FFFtUTX3V7OQtgXPZefic) - [Graph & Trees](https://www.youtube.com/playlist?list=PL2q4fbVm1Ik6yBUPwQ_-KeTLlZIrRdtGk) - [Bit Manipulations](https://www.youtube.com/playlist?list=PL2q4fbVm1Ik46fGLaObBYEmiVoiyHwsdr) - [Codechef : Beginners](https://www.youtube.com/playlist?list=PL2q4fbVm1Ik5UPVZPEDsfJ7rGJfTkUJ9R) - [Codechef : Easy](https://www.youtube.com/playlist?list=PL2q4fbVm1Ik5ds4Xw-gL-krfBcw3tXgcd) - [Range Queries](https://www.youtube.com/playlist?list=PL2q4fbVm1Ik4XOl3UCE62viWzHhOVF8ow) - [Number Theory](https://www.youtube.com/playlist?list=PL2q4fbVm1Ik4XdbEyZ2a85pPhyRBiJIyC) - [Geometry](https://www.youtube.com/playlist?list=PL2q4fbVm1Ik5VIeBV6uYvHude1pGENuO5) - [Greedy Algorithms](https://www.youtube.com/playlist?list=PL2q4fbVm1Ik5gv-kNXdWsZd2Rm5UjYIlL) - [Basic Algorithms & Implementation](https://www.youtube.com/playlist?list=PL2q4fbVm1Ik4-4_ND1HcDGWHIiTi_3avs) ## HackerEarth - [Disjoint Set Union](https://www.youtube.com/playlist?list=PL2q4fbVm1Ik5aMg6ke_AoLpx3GDgA9teo) - [Bit Manipulations](https://www.youtube.com/playlist?list=PL2q4fbVm1Ik4CeQF3blkJaPzuq9lD44Tv) - [Range Queries](https://www.youtube.com/playlist?list=PL2q4fbVm1Ik60GBAsdqjicLUDBGD2ahAN) - [Dynamic Programming](https://www.youtube.com/playlist?list=PL2q4fbVm1Ik6SLdDBk2RESIFFgJwjl81v) - [Graph & Tree](https://www.youtube.com/playlist?list=PL2q4fbVm1Ik6yl4l36yla9Ew5Kn8sSlqn) - [Basic Algorithms & Implementation](https://www.youtube.com/playlist?list=PL2q4fbVm1Ik7vXtQkXZHPz9yo7SBFiuOK) - [String Algorithms](https://www.youtube.com/playlist?list=PL2q4fbVm1Ik4J8b0wsY_a8I5HK0JEfdCA) - [Number Theory](https://www.youtube.com/playlist?list=PL2q4fbVm1Ik6KnqlY4dO-b_6a2L87CfXg) ## Leetcode - [Bit Manipulation](https://www.youtube.com/playlist?list=PL2q4fbVm1Ik5P-QfTYVY_fIFtcVbIz9ij) - [Number Theory](https://www.youtube.com/playlist?list=PL2q4fbVm1Ik7Dvv2_Y2Pf316xTj3LWS7B) - [Dynamic Programming](https://www.youtube.com/playlist?list=PL2q4fbVm1Ik4G4UznUFeRNWV-NBq5vUcH) - [Binary Search](https://www.youtube.com/playlist?list=PL2q4fbVm1Ik6LzOqo8V3GwthSd9GIN_CK) ## SPOJ - [Number Theory](https://www.youtube.com/playlist?list=PL5DyztRVgtRUeSPcvsTxVAdr7Jrp3S2oq) - [Graph & Tree](https://www.youtube.com/playlist?list=PL5DyztRVgtRXNt92h6JfzKKf7EweRNWyf) - [Binary Search](https://www.youtube.com/playlist?list=PL5DyztRVgtRWA58PlawGcA9-FVcdnJe3N) - [Range Queries](https://www.youtube.com/playlist?list=PL5DyztRVgtRXQh9YUYhIbBvg-UrGJFAry) - [String Algorithms](https://www.youtube.com/playlist?list=PL5DyztRVgtRWOFCsK0khl_oXdOHkSgGoc) - [Others](https://www.youtube.com/playlist?list=PL2q4fbVm1Ik5rJQUqzgHdlmK7MSR4n8AK) ## Hackerrank - [Bit Manipulation](https://www.youtube.com/playlist?list=PL5DyztRVgtRVOMi_HXpUXOje3rPbUdmez) - [Number Theory](https://www.youtube.com/playlist?list=PL2q4fbVm1Ik7HIi2yVU1eIZN-mNDyBYMv)

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