pole.cs

using System;
using System.Collections.Generic;

internal class Program {

    static void Main(string[] args) {
        Console.Write("Zadej délku pole: ");
        int delka = Convert.ToInt32(Console.ReadLine());
        int[] pole = new int[delka];
        for (int i = 0; i < delka; i++) {
            Console.Write($"{i+1}> ");
            pole[i] = Convert.ToInt32(Console.ReadLine());
        }
        Console.WriteLine(string.Join(" ", pole));
        int min = pole[0];
        for (int i = 0; i < delka; i++) {
            min = (pole[i]<min) ? pole[i] : min;
        }
        Console.WriteLine(min);
        int temp = pole[delka-1];
        pole[delka-1] = pole[0];
        pole[0] = temp;
        Console.WriteLine(string.Join(" ", pole));
        for (int i = 0; i < delka-2; i++) {
            pole[i] = pole[i+2];
        }
        Array.Resize(pole, delka-2);
    }
}