Задача 5

package com.company;


public class Main {

    public static void main(String[] args) {

        int[][] arr = new int[][]{
                {1,3,6,88},
                {8,45,2,67},
                {2,3,4,9},
                {105,7,55,3}};


        for (int cols = 0; cols <= 3;cols ++) {

            int maxNumber = Integer.MIN_VALUE;
            int minNumber =Integer.MAX_VALUE;

            double average = 0;
            int sum = 0;

            for (int rows = 0; rows <= 3; rows++) {
                if(maxNumber < arr[rows][cols]){
                    maxNumber = arr[rows][cols];
                }
                if(minNumber > arr[rows][cols]){
                    minNumber = arr[rows][cols];
                }
                sum += arr[rows][cols];
            }
            average = sum / 4;
            System.out.printf("Max number:%d, Min number:%d, Sum:%d, Average:%.2f\n", maxNumber, minNumber, sum, average);

        }
      }
    }