From 8d11c6c8213f46f0fa19826917c255edd5d43cb1 Mon Sep 17 00:00:00 2001 From: mzuenni Date: Sun, 28 Jul 2024 22:54:40 +0200 Subject: Test (#4) * update * moved content in subdir * rename file * add test setup * add test setup * add github action * automaticly test all cpp files * timeout after 10s * setulimit and dont zero memory * test build pdf * install latexmk * update * update * ngerman * fonts * removed old code * add first test * added tests * test in sorted order * more tests * simplified test * more tests * fix suffix tree * fixes and improvements * done ust lst directly * fix swap * add links to pdf * fix constants * add primorial * add comment * various improvements * more tests * added missing stuf * more tests * fix tests * more tests * more tests * more tests * fix recursion? * test trie * more tests * only use python temporarily for listings * only use python temporarily for listings * more tests * fix longestCommonSubstring * more tests * more tests * made code more similiar * fix? * more tests * more tests * more tests * add ahoCorasick test + limit 4GB stack size * more tests * fix test * add additional test * more tests * more tests * fix? * better fix * fix virtual tree * more tests * more tests * recursive closest pair * more tests * decrease limit * new tests * more tests * fix name * more tests * add test * new test * more tests * more tests * more tests * more tests * new test and content * new code * new code * larger tests * fix and test * new test * new test * update pdf * remove comments * new test * more tests * more testcases * more tests * increased limit * more tests * more tests * more tests * new tests * more tests * shortened code * new test * add basic tests for bigint * more tests * removed old files * new test * ignore some files * more auto more ccw * fix test * more tests * fix * new tests * more tests * more tests * stronger test * actually verify delaunay... * more tests * fix header * more tests * run tests parallel? * test parralel? * add --missing * separate workflows * test * is the pdf checked? * separate workflows * fix workflow * more workflows --------- Co-authored-by: Yidi --- content/datastructures/sparseTableDisjoint.cpp | 27 ++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 content/datastructures/sparseTableDisjoint.cpp (limited to 'content/datastructures/sparseTableDisjoint.cpp') diff --git a/content/datastructures/sparseTableDisjoint.cpp b/content/datastructures/sparseTableDisjoint.cpp new file mode 100644 index 0000000..55165d4 --- /dev/null +++ b/content/datastructures/sparseTableDisjoint.cpp @@ -0,0 +1,27 @@ +struct DisjointST { + static constexpr ll neutral = 0; + vector> dst; + ll* a; + + ll combine(const ll& x, const ll& y) { + return x + y; + } + + void init(vector* vec) { + int n = sz(*vec); + a = vec->data(); + dst.assign(__lg(n) + 1, vector(n + 1, neutral)); + for (int h = 0, l = 1; l <= n; h++, l *= 2) { + for (int c = l; c < n + l; c += 2 * l) { + for (int i = c; i < min(n, c + l); i++) + dst[h][i + 1] = combine(dst[h][i], vec->at(i)); + for (int i = min(n, c); i > c - l; i--) + dst[h][i - 1] = combine(vec->at(i - 1), dst[h][i]); + }}} + + ll query(int l, int r) { + if (r <= l) return neutral; + int h = __lg(l ^ r); + return combine(dst[h][l], dst[h][r]); + } +}; -- cgit v1.2.3