解题思路:
注意事项:
参考代码:import java.util.ArrayList;
import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner sc=new Scanner(System.in); ArrayList<Integer> list=new ArrayList<Integer>(); Scanner sn=new Scanner(sc.nextLine()); while(sn.hasNext()) { int n=sn.nextInt(); list.add(n); } int[] arr=new int[list.size()]; int maxv=0; for (int i = 0; i <list.size(); i++) { arr[i]=1; for (int j = 0; j < i; j++) { if(list.get(i)<=list.get(j)&&arr[i]<arr[j]+1) { arr[i]=arr[j]+1; } } if(maxv<arr[i]) { maxv=arr[i]; } } int minv=0; for (int i = 0; i <list.size(); i++) { arr[i]=1; for (int j = 0; j <i; j++) { if (list.get(i)>list.get(j)&&arr[i]<(arr[j]+1)) { arr[i]=arr[j]+1; } } if (minv<arr[i]) { minv=arr[i]; } } System.out.println(maxv); System.out.println(minv); } }
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