Swap Using Functions.cpp

//Program to swap two values using functions

#include <iostream>
#include <math.h>//C++ libriry which is calculating "pow" and PI=3.14
using namespace std;
int main2(){
	int a, b;
	cout << "Enter two numbers: ";
	cin >> a >> b;
	swap(a, b);//C++ function to swap two numbers 
	cout << a << " & " << b << endl; //swap is the function which is contained in c++ ==>
	                                 //==> there is no need to open new function to swap
	return 0;
}//ending the function main