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/math/millerRabin.cpp | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 content/math/millerRabin.cpp (limited to 'content/math/millerRabin.cpp') diff --git a/content/math/millerRabin.cpp b/content/math/millerRabin.cpp new file mode 100644 index 0000000..cb27d29 --- /dev/null +++ b/content/math/millerRabin.cpp @@ -0,0 +1,19 @@ +constexpr ll bases32[] = {2, 7, 61}; +constexpr ll bases64[] = {2, 325, 9375, 28178, 450775, + 9780504, 1795265022}; +bool isPrime(ll n) { + if (n < 2 || n % 2 == 0) return n == 2; + ll d = n - 1, j = 0; + while (d % 2 == 0) d /= 2, j++; + for (ll a : bases64) { + if (a % n == 0) continue; + ll v = powMod(a, d, n); //with mulmod or int128 + if (v == 1 || v == n - 1) continue; + for (ll i = 1; i <= j; i++) { + v = ((lll)v * v) % n; + if (v == n - 1 || v <= 1) break; + } + if (v != n - 1) return false; + } + return true; +} -- cgit v1.2.3