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- using System;
- using System.Linq;
- namespace Maximal_Sum
- {
- class Program
- {
- public static int[,] inputMatrix(int rows, int cows)
- {
- int[,] matrix = new int[rows, cows];
- for (int i = 0; i < rows; i++)
- {
- int[] row = Console.ReadLine().Split(' ', StringSplitOptions.RemoveEmptyEntries).Select(int.Parse).ToArray();
- for (int j = 0; j < cows; j++)
- {
- matrix[i, j] = row[j];
- }
- }
- return matrix;
- }
- public static void printIntMatrix(int rows,int cows, int[,]matrix)
- {
- for(int i=0;i<rows;i++)
- {
- for(int j=0;j<cows;j++)
- {
- Console.Write(matrix[i,j]+" ");
- }
- Console.WriteLine();
- }
- }
- static void Main(string[] args)
- {
- int sum = 0;
- int maximalSum = int.MinValue;
- string input = Console.ReadLine();
- int[] tokens = input.Split(new[] { ' ' }, StringSplitOptions.RemoveEmptyEntries).Select(int.Parse).ToArray();
- int rows = tokens[0];
- int cows = tokens[1];
- int[,] matrix = inputMatrix(rows, cows);
- int[,] maxElements =new int[3,3];
- for (int i = 0; i < rows - 2; i++)
- {
- sum = 0;
- for (int j = 0; j < cows - 2; j++)
- {
- sum = matrix[i, j] + matrix[i + 1, j] + matrix[i + 2, j] + matrix[i, j + 1] + matrix[i, j + 2] + matrix[i + 1, j + 1] +
- matrix[i + 1, j + 2] + matrix[i + 2, j + 1] + matrix[i + 2, j + 2];
- if (sum > maximalSum)
- {
- maximalSum = sum;
- for (int k = 0; k < 3; k++)
- {
- for (int p = 0; p < 3; p++)
- {
- maxElements[k, p] = matrix[i + k, j + p];
- }
- }
- }
- }
- }
- Console.WriteLine($"Sum = { maximalSum}");
- printIntMatrix(3, 3,maxElements);
- }
- }
- }
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