Library.cs

using System;
using System.Linq;

namespace OurCompany;
public class Library
{
  public static int ReadInteger(string prompt = "Number", string signal = ":")
  {
    Console.Write($"{prompt}{signal} ");
    return Convert.ToInt32(Console.ReadLine());
  }

  public static void RepeatChar(char content, int times)
  {
    for (int i = 1; i <= times; i++)
    {
      Console.Write(content);
    }
  }

  public static void IntDivision(int dividend, int divisor,
                                 out int quocient, out int remainder)
  {
    quocient = dividend / divisor;
    remainder = dividend % divisor;
  }

  public static void PrintIntArray(int[] array, string label = null, bool inline = true)
  {
    if (inline)
    {
      if (label != null)
      {
        Console.Write($"{label}: ");
      }
      // Open Bracket
      Console.Write("[");
      // All elements but the last one
      for (int i = 0; i < array.Length - 1; i++)
      {
        Console.Write($"{array[i]}, ");
      }
      // Last element and the close bracket
      Console.WriteLine($"{array[array.Length - 1]}]");
    }
    else
    {
      if (label != null)
      {
        Console.WriteLine($"{label}:");
      }
      for (int i = 0; i < array.Length; i++)
      {
        Console.WriteLine($"[{i}]: {array[i]}");
      }
    }
  }
}