MatrixExercise

import java.util.Scanner;

public class MatrixExercise {
    public static void PrintMatrix(int arr[][]){
        for (int i = 0; i < arr.length; i++) {
            for (int j = 0; j < arr[i].length; j++) {
                System.out.print(arr[i][j] + " ");
            }
            System.out.println();
        }
    }
    public static void SumRows(int arr[][]){
        int MaxSum = 0;
        int row = 0;
        double AvgSum = 0;

        for (int i = 0; i < arr.length; i++) {
            int currentsum = 0;
            int [] CurrentElement = arr [i];

            for (int j = 0; j < arr[i].length; j++) {
                currentsum += CurrentElement[j];
            }
            row += i;
            AvgSum = currentsum/CurrentElement.length;
            System.out.print("Row -> " + row);
            System.out.print(" Sum -> " + currentsum);
            System.out.println(" Average sum -> " + AvgSum);
        }

    }
    public static void MaxMinElement(int arr[][]){
        int MinNum = Integer.MAX_VALUE;
        int MaxNum = Integer.MIN_VALUE;

        for (int i = 0; i < arr.length; i++) {
            for (int j = 0; j < arr[i].length; j++) {
                if(arr[i][j] < MinNum){
                    MinNum = arr[i][j];
                }
                if(arr[i][j] > MaxNum){
                    MaxNum = arr[i][j];
                }
            }
            System.out.print(" Min Element -> " + MinNum);
            System.out.println(" Max Element -> " + MaxNum);
        }
    }
    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);

        System.out.println("Enter rows: ");
        int r = scan.nextInt();
        System.out.println("Enter columns: ");
        int c = scan.nextInt();

        int [][] arr = new int [r][c];

        for (int i = 0; i < arr.length; i++) {
            for (int j = 0; j < arr[i].length; j++) {
                System.out.print("[" + i + "][" + j + "]: ");
                arr[i][j] = scan.nextInt();
            }
            System.out.println();
        }
        System.out.println("Matrix: ");
        PrintMatrix(arr);
        SumRows(arr);
        MaxMinElement(arr);
    }
}