MinMax

internal class Program

{

    static void Main(string[] args)

    {

        int[] arrNum = new int[10];

        int max = int.MinValue;

        int maximumPosition = -1;

        int min = int.MaxValue;
        int minimumPosition = -1;

        for (int i = 0; i < arrNum.Length; i++)
        {
            arrNum[i] = int.Parse(Console.ReadLine());
        }
        for (int i = 0; i < arrNum.Length; i++)
        {
            if (arrNum[i] > max)
            {
                max = arrNum[i];
                maximumPosition = i;
            }
            if (arrNum[i] < min)
            {
                min = arrNum[i];
                minimumPosition = i;
            }
        }
        Console.WriteLine($"MAX: {max}; Position: {maximumPosition}");
        Console.WriteLine($"MIN: {min}; Position: {minimumPosition}");

    }

}