/*
         * Write your code here.
         */       
        Arrays.sort(keyboards);
        Arrays.sort(drives);
        int res=0;
        for(int i=keyboards.length-1;i>=0;i--){
            System.out.println(keyboards[i]);
            if((b-keyboards[i])>0){
                int dr=getDrive(keyboards[i],drives,b);
                System.out.println(dr+" "+keyboards[i]);
                if(dr>0 && (keyboards[i]+dr)>res)
                     res=(keyboards[i]+dr);
            }
        }
        if(res>0)
            return res;
        return -1;
    }
    static int getDrive(int keyp,int[] d,int b){
        for(int j=d.length-1;j>=0;j--){
            if(keyp+d[j]<=b)
            {
                return d[j];
            }
        }
        return -1;
    }