Menerapkan Algoritma Hill Climbing 'Muna dan Hanna

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#include <iostream> #include <cstdlib> #include <ctime> using namespace std; double fungPoli(double a, double b, double c, double d, double x) { return a * x * x * x + b * x * x + c * x + d; } double penAcak(double a, double b, double c, double d, double awal, double akhir, int iterasi) { srand(time(0)); double maksY = fungPoli(a, b, c, d, awal); double maksX = awal; for (int i = 1; i <= iterasi; i++) { double x = awal + ((double)rand() / RAND_MAX) * (akhir - awal); double hasil = fungPoli(a, b, c, d, x); if (hasil > maksY) { maksY = hasil; maksX = x; } } return maksX; } int main () { double a,b,c,d; cout << "Masukan koefisien a,b,c, dan d:" <<endl; cin >> a >> b >> c >> d; double awal, akhir; cout << "Masukan nilai awal dan akhir dari x:" << endl; cin >> awal >> akhir; int iterasi; cout << "Masukan jumlah iterasi:" ; cin >> iterasi; double maksX = penAcak ( a,b,c,d,awal, akhir, iterasi ) ; double maksY = fungPoli (a, b, c,d, maksX ) ; cout << "Nilai x untuk fungsi maksimum/minimum = " << maksX << endl ; cout << "Nilai fungsi kuadrat pada x = " << maksX << " adalah " << maksY << endl; system ("PAUSE") ; return 0 ; }
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