C++ Program to Swap Two Numbers

#include <iostream> using namespace std; int main() { int a = 5, b = 10, temp; cout << "Before swapping." << endl; cout << "a = " << a << ", b = " << b << endl; temp = a; a = b; b = temp; cout << "\nAfter swapping." << endl; cout << "a = " << a << ", b = " << b << endl; return 0; }