using System.Collections.Generic;
public static void suma()
for (int i = 0; i < 11; i++)
public static void read()
List<int> lista_= new List<int>();
Console.WriteLine("enter a number");
int number = Convert.ToInt32(Console.ReadLine());
addition = addition+number;
Console.WriteLine("la suma es " +addition);
Console.WriteLine("el promedio es " + average);
public static void multi()
Console.WriteLine("de un numero");
int n = Convert.ToInt32( Console.ReadLine());
for (int i = 1; i<11; i++)
Console.WriteLine(n + " x " + i + " = " + n * i);
public static void arrey()
string[] Mynames = new string[10] {"bruh", "bruh SFX2","bruh", "bruh SFX2","bruh", "bruh SFX2","bruh", "bruh SFX2","bruh", "bruh SFX2",} ;
for (int i = 1; i < 10; i++)
int g = f.Next(0, Mynames.Length);
Console.WriteLine(Mynames[g]);
public static void Main()