diff --git a/c++/Swap call by ref b/c++/Swap call by ref
new file mode 100644
index 0000000..2cc46c4
--- /dev/null
+++ b/c++/Swap call by ref	
@@ -0,0 +1,20 @@
+#include<iostream>
+using namespace std;
+int swap(int*,int*);
+int main()
+{
+	int a,b;
+	cout<<"Enter a and b"<<endl;
+	cin>>a>>b;
+	swap(&a,&b);
+}
+int swap(int*x,int*y)
+{
+	int t;
+	t=*x;
+	*x=*y;
+	*y=t;
+	cout<<"a = "<<*x<<endl;
+	cout<<"b = "<<*y<<endl;
+	return 0;
+}