java何时使用快读:当数据量达到10^5以上并且数据是一行一行读入的
import java.io.*;
import java.util.Arrays;
public class Main {
public static void main(String[] args) throws IOException {
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
int n = Integer.parseInt(reader.readLine());
int[] arr = new int[n];
for (int i = 0; i < n; i++)arr[i] = Integer.parseInt(reader.readLine().trim());
reader.close();
Arrays.sort(arr);
for (int i = 0; i < arr.length; i++)System.out.println(arr[i]);
}
}