题解 | #交换变量值#
交换变量值
https://www.nowcoder.com/practice/bd243c9bef70492f91959cc5556546a8
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
int a = in.nextInt();
int b = in.nextInt();
a = a ^ b;
b = a ^ b;
a = a ^ b;
System.out.println(a + " " + b);
}
}
可以选择用位运算符来解决
