pravougaonik *obj = new pravougaonik;
obj->set(a,b);
p = obj->povrs(a,b);
delete obj;
... ..."veoma odličan jezik"....ahahahahah
// class header file
#ifndef TIME_H
#define TIME_H
#include <iostream>
//using namespace std; not used, we use std::istream and std::ostream instead istream and ostream
class Time {
int sec;
public:
enum Order { BEFORE, SAME, AFTER };
Time (int _h = 0, int _m = 0, int _s = 0) {
sec = _h * 3600 + _m * 60 + _s;
};
Time (const Time &t) {
sec = t.sec;
}
int getHour () const { return sec / 3600; }
int getMinute () const { return sec / 60 % 60; }
int getSecond () const { return sec % 60; }
friend Time & operator+ (const Time &a, const Time &b);
friend Order compare (const Time &a, const Time &b);
friend std::ostream & operator<< (std::ostream &os, const Time &v) {
os << v.getHour () << ':' << v.getMinute () << ':' << v.getSecond ();
return os;
}
friend std::istream & operator>> (std::istream &is, Time &v) {
int h, m, s;
is >> h >> m >> s;
v.sec = h * 3600 + m * 60 + s;
return is;
}
};
#endif#include "Time.h"
using namespace std;
Time & operator+ (const Time &a, const Time &b) {
static Time &k = Time ();
k.sec = a.sec + b.sec;
return k;
}
Time::Order compare (const Time &a, const Time &b) {
if (a.sec < b.sec) return a.BEFORE;
else if (a.sec > b.sec) return a.AFTER;
else return a.SAME;
}#include "Time.h"
using namespace std;
void main () {
while (true) {
cout << "How many time elements? ";
int n; cin >> n;
if (n < 1) break;
Time *a = new Time[n];
for (int i = 0; i < n; i++) cin >> a[i];
Time min = Time (a[0]); Time max = Time (a[0]);
for (int i = 1; i < n; i++)
if (compare (a[i], min) == Time::BEFORE) min = Time (a[i]);
else if (compare (a[i], max) == Time::AFTER) max = Time (a[i]);
Time k = Time ();
k = min + max;
cout << "\nSum of shortest and longest time: " << k << endl;
}
}
).Time::Order compare (const Time &a, const Time &b) {
if (a.sec < b.sec) return a.BEFORE;
else if (a.sec > b.sec) return a.AFTER;
else return a.SAME;
}
#include <QApplication>
#include <QWidget>
int main()
{
QApplication app;
QWidget form1;
form1.show();
return app.exec();
}ma znam ja to
#include <iostream>
using namespace std;
#ifndef TROUGAO_H
#define TROUGAO_H
class Trougao {
double a, b;
public:
Trougao (double osnovica = 1, double krak = 1);
double uzmiOsnovicu () const { return a; }
double uzmiKrak () const { return b; }
double Povrsina () const;
Trougao& operator= (const Trougao& t);
friend Trougao operator+ (const Trougao& a, const Trougao& b);
friend bool operator== (const Trougao& a, const Trougao& b);
friend bool operator< (const Trougao& a, const Trougao& b);
friend ostream& operator<< (ostream& it, const Trougao& t);
friend istream& operator>> (istream& ut, Trougao& t);
};
#endif#include "trougao.h"
#include <iostream>
#include <cmath>
using namespace std;
Trougao::Trougao (double osnovica, double krak) {
if (osnovica <= 0 || krak <= 0 || osnovica >= 2*krak) exit (1);
a = osnovica; b = krak;
}
double Trougao::Povrsina () const {
return a * sqrt(4*b*b - a*a) / 4;
}
Trougao& Trougao::operator= (const Trougao& t) {
this->a = t.a; this->b = t.b;
return *this;
}
Trougao operator+ (const Trougao& a, const Trougao& b) {
Trougao temp = Trougao (a.a + b.a, a.b + b.b);
return temp;
}
bool operator== (const Trougao& a, const Trougao& b) {
return (a.a == b.a && a.b == b.b);
}
bool operator< (const Trougao& a, const Trougao& b) {
return (a.Povrsina () < b.Povrsina ());
}
ostream& operator<< (ostream& it, const Trougao& t) {
return it << '(' << t.a << ',' << t.b << ')';
}
istream& operator>> (istream& ut, Trougao& t) {
double osnovica, krak; cin >> osnovica >> krak;
Trougao temp = Trougao (osnovica, krak);
t = temp;
return ut;
}#include "trougao.h"
#include <iostream>
using namespace std;
#ifndef LISTA_H
#define LISTA_H
class Lista {
int kap, duz;
Trougao *a;
public:
explicit Lista (int k = 10);
~Lista () { delete [] a; }
int uzmiDuzinu () const { return duz; }
int uzmiKapacitet () const { return kap; }
Trougao& uzmiElement (int i) const { return a[i]; }
Lista& operator+= (const Trougao& t);
Trougao minTrougao () const;
friend ostream& operator<< (ostream& it, const Lista& l);
};
#endif#include "lista.h"
#include <iostream>
using namespace std;
Lista::Lista (int k) {
a = new Trougao[kap = k]; duz = 0;
}
Lista& Lista::operator+= (const Trougao& t) {
if (duz == kap) exit (1);
a[duz++] = t;
return *this;
}
Trougao Lista::minTrougao () const {
if (a == 0) exit (1);
Trougao *m = &a[0];
for (int i = 1; i < duz; i++)
if (a[i] < *m) m = &a[i];
return *m;
}
ostream& operator<< (ostream& it, const Lista& l) {
cout << '[';
for (int i = 0; i < l.uzmiDuzinu () - 1; i++)
cout << l.uzmiElement (i) << ',';
cout << l.uzmiElement (l.uzmiDuzinu () - 1) << ']' << endl;
return it;
}#include "trougao.h"
#include "lista.h"
#include <iostream>
#include <cstdlib>
using namespace std;
int main () {
Trougao t;
cout << "Unesite broj trouglova: ";
int n; cin >> n;
Lista lst = Lista (n);
for (int i = 0; i < lst.uzmiKapacitet (); i++) {
cin >> t;
lst += t;
}
//t = lst.uzmiElement (0) + lst.uzmiElement (1) + lst.uzmiElement (2);
t = lst.minTrougao ();
cout << lst << endl;
cout << "Najmanji trougao je: " << t << endl << endl;
system ("PAUSE");
}
int **pNeki; //U cemu se razlikuje od obicnog pointera?
)) a ne jos pokaz. na pokaz. xD
ne vidim ja upotrebu za pointere uopste xD
u C# to ne terba veruj mi
u C# to ne terba veruj mi
