Temp_Function.cpp

#include <iostream>

using namespace std;

void swap(int &a, int &b){
    int temp = a;
    a = b;
    b = temp;
}

int main(){

    int a = 1;
    int b = 3;

    cout << a << endl;
    cout << b << endl; 

    swap(a, b);

    cout << a << endl;
    cout << b << endl; 

    return 0;
}