题解 | #整型数组合并#
整型数组合并
https://www.nowcoder.com/practice/c4f11ea2c886429faf91decfaf6a310b
import java.util.*; // 注意类名必须为 Main, 不要有任何 package xxx 信息 public class Main { public static void main(String[] args) { Scanner in = new Scanner(System.in); // 注意 hasNext 和 hasNextLine 的区别 while (in.hasNextInt()) { // 注意 while 处理多个 case TreeSet set = new TreeSet(); int a = in.nextInt(); for (int i = 0 ; i < a ; i ++) { set.add(in.nextInt()); } int b = in.nextInt(); for (int i = 0 ; i < b ; i ++) { set.add(in.nextInt()); } Iterator it = set.iterator(); while(it.hasNext()){ System.out.print(it.next()); } } } }