题解 | #整型数组合并#
整型数组合并
https://www.nowcoder.com/practice/c4f11ea2c886429faf91decfaf6a310b
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.Arrays;
public class Main {
public static void main(String[] args) throws IOException {
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
int n1 = Integer.parseInt(br.readLine());
int[] arr1 = new int[n1];
String[] s1 = br.readLine().split("\\s");
for(int i = 0;i < n1;i++){
arr1[i] = Integer.parseInt(s1[i]);
}
int n2 = Integer.parseInt(br.readLine());
int[] arr2 = new int[n2];
String[] s2 = br.readLine().split("\\s");
for(int i = 0;i < n2;i++){
arr2[i] = Integer.parseInt(s2[i]);
}
int[] arr = new int[n1+n2];
for(int i = 0;i < n1;i++){
arr[i] = arr1[i];
}
for(int i = 0;i < n2;i++){
arr[n1 + i] = arr2[i];
}
Arrays.sort(arr);
StringBuilder sb = new StringBuilder();
for(int i = 0;i < arr.length - 1;i++){
if(arr[i] != arr[i + 1]){
sb.append(arr[i]);
}
}
sb.append(arr[arr.length - 1]);
//没转数组也对了
System.out.println(sb);
}
}
