and b where a = 4 and b = 5, then before swapping a = 4, b = 5 after swapping a =
5, b = 4.
import java.util.*;
class swap
{
public static void main(String args[])
{
int a,b,c;
Scanner sc= new Scanner(System.in);
System.out.println("Enter two numbers");
a=sc.nextInt(); // suppose a=10
b=sc.nextInt();// suppose b=20
c=a; //c=10
a=b; //a=20
b=c; //b=10
System.out.println("a="+a);
System.out.println("b="+b);
}
}
Output-
Enter two numbers
10
20
a=20
b=10