package rq20.wpp21.exam1;
import java.util.Arrays;
import java.util.Scanner;
/**
@ClassName: ${20软嵌1}
@Author: 吴鹏鹏
@DateTime: 6.1 18:28
*/
public class Exam1_20200507121 {
public static void main(String[] args) {Scanner sc = new Scanner(System.in); //动态创建数组 int[] arr = new int[sc.nextInt()]; for(int i = 0 ; i< arr.length ; i++){ arr[i] = sc.nextInt(); } int i,j,t; for( i=0;i<arr.length-1;i++){ for( j=0;j<arr.length-i-1;j++){ if(arr[j]<arr[j+1]){ t=arr[j]; arr[j]=arr[j+1]; arr[j+1]=t; } } } System.out.println(Arrays.toString(arr));
}
}
这个nextInt怎么改啊