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cheran-senthil / PyRival

⚡ Competitive Programming Library
https://pyrival.readthedocs.io/
Apache License 2.0
1.17k stars 312 forks source link
algorithms competitive-programming data-structures python

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PyRival

A Python Library for Competitive Programming

Developers

Mukundan314   pajenegod   drd93   algmyr   meooow   tfg   sgtlaugh   abertell  

Templates

Tools

Snippets

Algebra - [(Multivariable) Chinese Remainder Theorem](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/algebra/chinese_remainder.py) - [Discrete Logarithm](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/algebra/discrete_log.py) - [LCM and GCD](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/algebra/gcd.py) - [Integer Factorization](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/algebra/factors.py) - [Fast Fourier Transform](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/algebra/fft.py) - [Fast Subset Transform](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/algebra/fst.py) - [Number Theoretic Transform](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/algebra/ntt.py) - [Deterministic Miller-Rabin Primality Test](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/algebra/is_prime.py) - [Tonelli–Shanks Algorithm](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/algebra/mod_sqrt.py) - [Generalized Modular Inverse](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/algebra/modinv.py) - [Euler's Phi Function](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/algebra/phi.py) - [Primitive Root](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/algebra/primitive_root.py) - [Sieve of Eratosthenes](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/algebra/sieve.py)
Data Structures - [Bit Array](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/data_structures/BitArray.py) - [Binary Indexed (Fenwick) Tree](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/data_structures/FenwickTree.py) - [Fractions](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/data_structures/Fraction.py) - [Continued Fractions](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/data_structures/CFraction.py) - [Disjoint-Set (Union Find) Data Structure](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/data_structures/DisjointSetUnion.py) - [Generic Nodes](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/data_structures/Node.py) - [Linked List](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/data_structures/LinkedList.py) - [Range Query Data Structure](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/data_structures/RangeQuery.py) - [(Lazy) Segment Tree](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/data_structures/LazySegmentTree.py) - [Persistent Segment Tree](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/data_structures/PersistentSegTree.py) - [Sorted List](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/data_structures/SortedList.py) - [Treap](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/data_structures/Treap.py) - [Trie Tree](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/data_structures/Trie.py) - [2-satisfiability Template](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/data_structures/TwoSat.py)
Geometry - [Convex Hull](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/geometry/convex_hull.py) - [Line Functions](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/geometry/lines.py) - [Polygon Functions](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/geometry/polygons.py) - [Vector Functions](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/geometry/vectors.py)
Graphs - [Bellman-Ford Algorithm](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/graphs/bellman_ford.py) - [Breadth First Search](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/graphs/bfs.py) - [Connected Components Search](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/graphs/components.py) - [Brent's Algorithm for Cycle Detection](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/graphs/cycle_finding.py) - [Depth First Search](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/graphs/dfs.py) - [Dijkstra's Algorithm](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/graphs/dijkstra.py) - [Eulerian Path](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/graphs/euler_walk.py) - [Path Constructor](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/graphs/find_path.py) - [Floyd-Warshall Algorithm](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/graphs/floyd_warshall.py) - [Bipartite Graph Check](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/graphs/is_bipartite.py) - [Kruskal's Algorithm with Disjoin Set Union](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/graphs/kruskal.py) - [Prim's Algorithm](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/graphs/prim.py) - [Tarjan's Algorithm](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/graphs/scc.py) - [Topological Sorting](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/graphs/toposort.py)
Combinatorics - [General Purpose Numbers](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/combinatorics/combinatorics.py) - [Lucas's Theorem](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/combinatorics/nCr_mod.py) - [Partition Function](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/combinatorics/partitions.py)
Linear Algebra - [Matrix Arithmetic, Exponentiation, Determinant, and Inverse](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/linear_algebra/matrix.py) - [Gaussian Elimination](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/linear_algebra/max_xor.py) - [Multivariable Chinese Remainder Theorem](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/linear_algebra/multivariable_crt.py)
Numerical - [Linear Recurrence Template](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/numerical/berlekamp_massey.py) - [Hill Climbing Algorithm](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/numerical/hill_climbing.py) - [Approximate Integration](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/numerical/integrate.py) - [Polynomial Interpolation](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/numerical/interpolate.py) - [Integer Roots](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/numerical/iroot.py) - [Binary Search](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/numerical/search.py)
Strings - [Knuth–Morris–Pratt Algorithm](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/strings/kmp.py) - [Longest Common/Palindromic Subsequences](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/strings/lcs.py) - [Longest Common Substring](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/strings/LCSubstr.py) - [Longest Palindromic Substring](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/strings/LPSubstr.py) - [Manacher's Algorithm](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/strings/suffix_array.py) - [Lyndon Factorization](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/strings/min_rotation.py) - [Z Algorithm](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/strings/z_algorithm.py)
Misc - [bootstrap for recursion](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/misc/bootstrap.py) - [FastIO](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/misc/FastIO.py) - [heapq](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/data_structures/Heap.py) - [sorted](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/misc/ordersort.py) - [py3k compatibility tools](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/misc/py3k.py) - [random](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/misc/Random.py) - [str.split for whitespace](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/misc/split.py) - [Bit Hacks](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/misc/bit_hacks.py) - [32-bit Modular Arithmetic](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/misc/mod.py) - [Memoize Decorators](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/misc/memoize.py) - [C++ syle cout](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/misc/ostream.py) - [Interactive Runner](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/tools/interactive_runner.py) - [Stress Tester](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/tools/stress_tester.py) - [Alpha–Beta Pruning](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/misc/alphabeta.py) - [Longest Increasing Subsequence](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/misc/lis.py) - [K-th Order Statistic](https://github.com/cheran-senthil/PyRival/blob/master/pyrival/misc/order_statistic.py)