Scanner exercise

package Scanner;
import java.util.Scanner;
public class max {
    public static void main(String [] args){
        int[] arr=new int[3];
        Scanner sc=new Scanner(System.in);
        System.out.println("please code 1");
        arr[0]=sc.nextInt();
        System.out.println("please code 2");
        arr[1]=sc.nextInt();
        System.out.println("please code 3");
        arr[2]=sc.nextInt();
        int max=arr[0];
        int i=1;
        for(;i<=arr.length-1;i++){
            if(max<arr[i]){
                max=arr[i];
            }

        }
        System.out.println(max);
    }
}

max