Java基础考试试题

这个横线上应该怎么填

1.arr[i] = sc.nextInt();
2.min = arr[i];
3.arr[i] > max
4.int average = sum / 10;

1,arr[i] = sc.nextInt();
2,min = arr[i];
3,arr[i] > max
4,double average = sum/10.0;