Swap two numbers
import java.util.Scanner;
class Swapnumber {
public static void main(String[] args) {
int a, b, c;
Scanner s = new Scanner(System.in);
System.out.println("Enter Value in a :");
a = s.nextInt();
System.out.println("Enter Value in b :");
b = s.nextInt();
c = a;
a = b;
b = c;
System.out.println("Values in a:" a);
System.out.println("Values in b:" b);
}
}
Output:
Enter Value in a : 10
Enter Value in b : 20
Value in a : 20
Value in b : 10