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public class MyClass { public static void main(String args[]) { int n1 = 12, n2 = 98; int temp = n1; n1 = n2; n2 = temp; System.out.println("n1 = " + n1); System.out.println("n2 = " + n2); } } /* run: n1 = 98 n2 = 12 */
public class MyClass { public static void main(String args[]) { int a = 12, b = 98; b = a + b; a = b - a; b = b - a; System.out.println("a = " + a); System.out.println("b = " + b); } } /* run: a = 98 b = 12 */