sorting in C#

using System;


namespace Sorting {
    class Program {

        static void writeArr(int[] arr) {
            Console.WriteLine(string.Join(", ", arr));
        }

        static void Main(string[] args) {
            Random rnd = new Random();

            int size_ = 50;

            int[] array = new int[size_];
            for (int i = 0; i<size_; i++) {
                array[i] = rnd.Next(1, 100);
            }
            writeArr(array);


            for (int c = 0; c < size_; c++) {
                for (int i = 0; i < size_-1; i++) {
                    if (array[i] > array[i + 1]) {
                        int temp = array[i];
                        int temp2 = array[i + 1];
                        array[i] = temp2;
                        array[i + 1] = temp;

                    }
                }
            }
            System.Console.WriteLine("Result -->: ");
            writeArr(array);
            System.Threading.Thread.Sleep(100000);
        }
    }
}