complex main test

#include<iostream>
#include<time.h>
#include<string>
#include"complex.h"

using namespace std;

int main(){
    clock_t start_t = clock();

    complex* a = new complex(5.0, 6.0);
    complex* b = new complex(-3.0, 4.0);
    complex* c = *a + *b;
    complex* d = *a - *b;
    complex* e = *a * *b;
    complex* e2 = *b * *a;
    complex* f = *a / *b;
    complex* g = *f * *b;
    complex* h = a->conjugate();
    complex* j = a->tangent();
    complex* k = a->sinus();
    complex* l = a->cosinus();

    cout << "a            = " << *a << endl;
    cout << "b            = " << *b << endl;
    cout << "Re(a)        = " << (*a).re() << endl;
    cout << "Im(a)        = " << (*a).im() << endl;
    cout << "b + a        = " << *c << endl;
    cout << "a - b        = " << *d << endl;
    cout << "a * b        = " << *e << endl;
    cout << "b * a        = " << *e2 << endl;
    cout << "a / b        = " << *f << endl;
    cout << "(a / b) * b  = " << *g << endl;
    cout << "conj(a)      = " << *h << endl;
    cout << "|a|          = " << a->abs() << endl;
    cout << "a            = " << *a << endl;
    cout << "tan(a)       = " << *j << endl;
    cout << "sin(a)       = " << *k << endl;
    cout << "cos(a)       = " << *l << endl;

    delete a, b, c, d, e, e2, f, g, h, j;

    cout << "execution in " << clock() - start_t << " ms \n";
    getchar();
    return 0;
}