Falling footballs Java

import java.io.*;
import java.util.*;

public class Main {
    static int[] arr = new int[71];
    final static int OFFSET = 25;
    static Scanner sc;

    public static void fillArray(int n){
        while(n-- > 0){
            int index = OFFSET + sc.nextInt();
            while(arr[index] > arr[index + 1]) index++;
            while(arr[index] > arr[index - 1]) index--;
            arr[index]++;
        }
    }

    public static void print() {
        int start = 0;
        while(arr[start] == 0) start++;
        int last = 70;
        while(arr[last] == 0) last--;
        int max = 0;
        for(int i=start; i<=last; i++) max = Math.max(max, arr[i]);

        while(max > 0){
            for(int i=start; i<=last; i++){
                if(arr[i] == max){
                    System.out.print('O');
                    arr[i]--;
                } else {
                    System.out.print('.');
                }
            }
            System.out.println();
            max--;
        }
    }

    public static void main(String[] args) {
        sc = new Scanner(System.in);
        int Q = sc.nextInt();
        for(int i=1; i<=Q; i++) {
            System.out.println("Case " + i + ":");
            fillArray(sc.nextInt());
            print();
        }
        sc.close();
    }
}