Swap using Call by Reference

Write a Program to enter two no.s and swap their values using Call by Reference

#include<iostream> using namespace std; int main() { int a,b; cout<<"Enter the no.s to be swapped: "; cin>>a>>b; swap(a,b); cout<<"The swapped values are: "<<a<<" & "<<b<<endl; return 0; } void swap(int &x,int &y) { x=x+y; y=x-y; x=x-y; }

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