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RunInteger.c++
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RunInteger.c++
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// -------------------------------
// projects/integer/RunInteger.c++
// Copyright (C) 2014
// Glenn P. Downing
// -------------------------------
/*
To compile the program:
% g++-4.7 -fprofile-arcs -ftest-coverage -pedantic -std=c++11 -Wall Integer.c++ RunInteger.c++ -o RunInteger
To run the program:
% valgrind RunInteger < RunInteger.in
To obtain coverage of the run:
% gcov-4.7 -b Integer.c++ RunInteger.c++
To configure Doxygen:
% doxygen -g
That creates the file "Doxyfile".
Make the following edits:
EXTRACT_ALL = YES
EXTRACT_PRIVATE = YES
EXTRACT_STATIC = YES
GENERATE_LATEX = NO
To document the program:
% doxygen Doxyfile
*/
// --------
// includes
// --------
#include <iostream> // cout, endl
#include <deque> // deque
#include "Integer.h"
// ----
// main
// ----
int main () {
using namespace std;
cout << "RunInteger.c++" << endl << endl;
// less than 300 ms without valgrind
// less than 15 s with valgrind
cout << "*** 20th Mersenne prime: 1,332 digits ***" << endl << endl;
{
const Integer<int> n = Integer<int>(2).pow(4423) - 1;
cout << "2^4423 - 1 = " << n << endl << endl;
}
{
const Integer< int, std::deque<int> > n = Integer< int, std::deque<int> >(2).pow(4423) - 1;
cout << "2^4423 - 1 = " << n << endl << endl;
}
// --------------------------
// extra credit (5 bonus pts)
// --------------------------
// less than 4 min without valgrind
// don't run with valgrind
cout << "*** 30th Mersenne prime: 39,751 digits ***" << endl << endl;
{
const Integer<int> n = Integer<int>(2).pow(132049) - 1;
cout << "2^132049 - 1 = " << n << endl << endl;
}
cout << "Done." << endl;
return 0;}