暴力求解： import java.util.Scanner; public class Test2{     public static void main(String agrs[]){         Scanner sc=new Scanner(System.in);         int n=sc.nextInt();         sc.close();         int x8=n/8;         int x6=n/6;         boolean flag=false;         for(int i=x8;i>=0;i--){             for(int j=0;j<=x6;j++){                 if((i*8+j*6)==n){                     System.out.println(i+j);                     flag=true;                     break;                 }             }             if(flag){                 break;             }         }         if(!flag)             System.out.println(-1);     } }