Clight_21_LargestElement

Random random = new Random();

int[,] numbers;
int maxNumber = 0;
int replacementNumber = 0;

int minRandomNumber = 0;
int maxRandomNumber = 9;

int lines = 10;
int rows = 10;

numbers = new int[lines, rows];


for (int i = 0; i < numbers.GetLength(0); i++)
{
    for (int j = 0; j < numbers.GetLength(1); j++)
    {
        numbers[i, j] = random.Next(minRandomNumber, maxRandomNumber + 1);

        Console.Write($"{numbers[i, j]} ");
    }

    Console.WriteLine();
}

foreach (var number in numbers)
{
    if (number > maxNumber)
        maxNumber = number;
}

Console.WriteLine($"\nНаибольший элемент: {maxNumber}\n");

for (int i = 0; i < numbers.GetLength(0); i++)
{
    for (int j = 0; j < numbers.GetLength(1); j++)
    {
        if (numbers[i, j] == maxNumber)
            numbers[i, j] = replacementNumber;

        Console.Write($"{numbers[i, j]} ");
    }

    Console.WriteLine();
}

Console.ReadKey();