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How to swap two String values without using a
third variable?
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Answer Posted / bharat
import java.util.Scanner;
public class Swap {
/**
* @param args
*/
public static void main(String[] args) {
// TODO Auto-generated method stub
int a, b;
System.out.println("Enter a and b");
Scanner in = new Scanner(System.in);
a = in.nextInt();
b = in.nextInt();
System.out.println("Befor Swapinng :" + "a : " + a + "\t" + "b :" + b);
b = a + b;
a = b - a;
b = b - a;
System.out.println("a : " + a + "\t" + "b :" + b);
}
}
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