Givaro
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NO DOC
// Copyright(c)'1994-2009 by The Givaro group // This file is part of Givaro. // Givaro is governed by the CeCILL-B license under French law // and abiding by the rules of distribution of free software. // see the COPYRIGHT file for more details. #define GIVARO_LENSTRA #include <iostream> using namespace std; #include <givaro/givinit.h> #include <givaro/givintfactor.h> #include <givaro/givtimer.h> using namespace Givaro; int main(int argc, char** argv) { IntFactorDom<> IP; #ifndef __GIVARO_GMP_NO_CXX IP.seeding(); // std::cerr << "Seeding..." << std::endl; #endif Integer m; if (argc > 1) m = Integer(argv[1]); else cin >> m; if (IP.islt(m,0) ) { cerr << "-"; IP.negin(m); } if (IP.islt(m,4)) IP.write(cerr,m) << endl; else { Timer tim; tim.clear(); tim.start(); IP.write(cerr,m) << endl; tim.stop(); cerr << tim << endl; } return 0; }