Пример 3. #include <cstdlib>

Лекционные примеры

Пример 1.

#include <cstdlib>

#include <iostream>

using namespace std;

int main()

{

cout << "Hello, World!" << endl;

cout << "I love C++" << endl;

system("PAUSE");

return 0;

}

Пример 2.

#include <cstdlib>

#include <iostream>

using namespace std;

int main()

{

double a, b;

cout << "Input a: ";

cin >> a;

cout << "Input b: ";

cin >> b;

double c = b;

b = a

a = c

cout << "a equals " << a << endl;

cout << "b equals " << b << endl;

system("PAUSE");

return EXIT_SUCCESS;

}

Пример 3.

#include <cstdlib>

#include <iostream>

using namespace std;

int main()

{

int a = 13/5;

int b = 13%5;

int c = 13.0/5;

double d = 13/5;

double e = 13%5;

double f = 13.0/5;

double g = 13/5 + 2/5;

double h = 13.0/5 + 2.0/5;

int i = 13.0/5 + 1.9/5;

int j = 2.0/5;

cout << "int a = 13/5 = " << a << endl;

cout << "int b = 13%5 = " << b << endl;

cout << "int c = 13.0/5 = " << c << endl;

cout << "double d = 13/5 = " << d << endl;

cout << "double e = 13%5 = " << e << endl;

cout << "double f = 13.0/5 = " << f << endl;

cout << "double g = 13/5 + 2/5 = " << g << endl;

cout << "double h = 13.0/5 + 2.0/5 = " << h << endl;

cout << "int i = 13.0/5 + 1.9/5 = " << i << endl;

cout << "int j = 2.0/5 = " << j << endl;

system("PAUSE");

return EXIT_SUCCESS;

}