题解 | #有序序列插入一个整数#

import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        boolean flag = true; // 是否需要插入
        int[] arr = new int[n];
        for (int i = 0; i < n; i++) {
            arr[i] = sc.nextInt();
        }
        int num = sc.nextInt();
        // 输出数组
        for (int i = 0; i < arr.length; i++) {
            // 判断插入条件
            if (arr[i] >= num && flag) {
                flag = false;
                System.out.print(num + " " + arr[i] + " ");
            } else {
                System.out.print(arr[i] + " ");
                if (flag && i == arr.length - 1) {
                    System.out.print(num);
                }
            }
        }
    }
}