Задание 3. #include <cstdlib>

#include <cstdlib>

#include <iostream>

using namespace std;

int main(int argc, char *argv[])

{

int a = 56;

cout << "a = " << a << endl;

int b = 56;

cout << "b = " << b << endl;

a = b - a;

b = b - a;

a = b + a;

cout << "a = " << a << endl;

cout << "b = " << b << endl;

system("PAUSE");

return EXIT_SUCCESS;

}

Задания повышенной сложности.