swapping of two numbers
#include<iostream>
using namespace std;
int main() {
int a, b, temp;
cout << "Enter two numbers: ";
cin >> a >> b;
cout << "Before swapping - a: " << a << ", b: " << b << endl;
temp = a;
a = b;
b = temp;
cout << "After swapping - a: " << a << ", b: " << b << endl;
return 0;
}