OOP_04

import java.util.*;
public class OOP_04 {
    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        String choice = scan.nextLine();
        String[] numbers = choice.split(" ");
        int[][] matrix = new int[Integer.parseInt(numbers[0])][Integer.parseInt(numbers[1])];


        for(int i =0;i<matrix.length;i++){
            String input = scan.nextLine();
            String[] nums = input.split(" ");
            for(int j=0;j<matrix[0].length;j++){
                matrix[i][j] = Integer.parseInt(nums[j]);
            }
        }
        if(checkTicket(matrix)){
            System.out.println("YES");
            System.out.print("The amount of money won is: "+getPrize(matrix));
        }else{
            System.out.println("NO");
        }
    }


    public static boolean checkTicket(int[][] matrix){
       int sum_mainDiagonal = 0;
       int sum_secondDiagonal = 0;
       int sum_up = 0;
       int sum_down = 0;

       for(int i =0;i<matrix.length;i++){
           sum_mainDiagonal+=matrix[i][i];
       }

        for(int i =matrix.length-1;i>-1;i--){
            sum_secondDiagonal+=matrix[i][i];
        }


        for(int i =0;i<matrix.length;i++){
            for(int j =1+i;j<matrix[i].length;j++){
                sum_up+=matrix[i][j];
            }
        }

        for(int i =matrix.length-1;i>-1;i--){
            for(int j =i-1;j>-1;j--){
                sum_down+=matrix[i][j];
            }
        }


        if(sum_mainDiagonal == sum_secondDiagonal){
            return true;
        }
        if(sum_up % 2 ==0){
            return true;
        }
        if(sum_down % 2 !=0){
            return true;
        }

        return false;
    }


    public static double getPrize(int[][] matrix){
        double sum_mainDiagonal = 0;
        double sum_down = 0;
        double outer_col = 0;
        double outer_row = 0;
        double average =0;

        for(int i =0;i<matrix.length;i++){
            if(matrix[i][i] % 2 == 0){
                sum_mainDiagonal+=matrix[i][i];
            }
        }

        for(int i=0; i<matrix.length;i=i+matrix.length-1){
            for(int j =0;j<matrix[i].length;j++){
                if(matrix[i][j] % 2 == 0){
                    outer_row+=matrix[i][j];
                }
            }
        }

        for(int i=0; i<matrix[0].length;i=i+matrix.length-1){
            for(int j =0;j<matrix.length;j++){
                if(matrix[j][i] % 2 != 0){
                    outer_col+=matrix[j][i];
                }
            }
        }

        for(int i =matrix.length-1;i>-1;i--){
            for(int j =i-1;j>-1;j--){
                sum_down+=matrix[i][j];
            }
        }
        average = (sum_down + sum_mainDiagonal + outer_col + outer_row) / 4;
        double rounded = Math.round(average * 100) / 100;
        return rounded;
    }

}