题解 | #输入整型数组和排序标识,对其进行排序#
输入整型数组和排序标识,对其元素按照升序或降序进行排序
https://www.nowcoder.com/practice/dd0c6b26c9e541f5b935047ff4156309
核心就是排序一组数,本人先追求通过,再看排序算法,因此直接Arrays.sort,正序逆序输出
import java.util.*; public class Main { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); String sn = scanner.nextLine(); String snum = scanner.nextLine(); String orderFlag = scanner.nextLine(); int length = Integer.parseInt(sn); int[] nums = new int[length]; int i =0; for (String s : snum.split(" ")) { nums[i] = Integer.valueOf(s); i++; } //排序 Arrays.sort(nums); if (orderFlag.equals("0")){ for (int j = 0; j < nums.length; j++) { System.out.print(nums[j]); if (j!= nums.length-1){ System.out.print(" "); } } } else if (orderFlag.equals("1")){ for (int j = nums.length - 1; j >= 0; j--) { System.out.print(nums[j]); if (j != 0){ System.out.print(" "); } } } } }