#include<iostream>
using namespace std;

void myswap(int a,int b){

      cout<<"in function before"<<endl;
    cout<<a<<" "<<b<<endl;

    int temp = a;
    a= b;
    b= temp;

    cout<<"in function after"<<endl;
    cout<<a<<" "<<b<<endl;
}

int main(){

   int a = 7;
   int b = 5;
   cout<<"Before swapping in main"<<endl;
   cout<<a<<" "<<b<<endl;

   myswap(a,b);

    cout<<"after swapping in main"<<endl;
   cout<<a<< " "<<b<<endl;

}