Dateien nach „BSP_1_F“ hochladen
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BSP_1_F/main.cpp
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31
BSP_1_F/main.cpp
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#include "bsp_1_f.h"
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#include "mayer_primes.h"
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#include <iostream>
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#include <algorithm>
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#include <chrono>
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// BSP 1_F
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using namespace std;
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int main()
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{
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// Auswertung für n=100000 bzw herausfinden der Zahl, welche die meisten Dekompositionen hat
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vector<int> v = count_goldbach(1e5);
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auto ip = max_element(v.begin(), v.end());
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cout << "Zahl zwischen [4,1e5] mit meisten Zerlegungen" << endl;
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cout << "Zahl k " << distance(v.begin(), ip)*2+4 << " mit " << *ip << " Zerlegungen" << endl;
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cout << "Zeitmessungen" << endl;
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vector<int> nvec{static_cast<int>(1e4), static_cast<int>(1e5), static_cast<int>(4*1e5), static_cast<int>(1e6), static_cast<int>(2*1e6)}; // Vektor für n
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for(size_t k=0; k<nvec.size(); ++k)
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{
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auto timestart = chrono::system_clock::now();
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vector<int> vall = count_goldbach(nvec[k]);
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auto timeend = chrono::system_clock::now();
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auto time = chrono::duration_cast<chrono::milliseconds>(timeend - timestart);
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cout << "n = " << nvec[k] << " time: " << time.count() << " ms" << endl << endl;
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}
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// cout << single_goldbach(694) << endl;
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// cout << count_goldbach(10000)[690/2] << endl;
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return 0;
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}
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