static void Task01()
{
List <int> values = FileOperations.Read();
String choice = "";
double sum = 0;
double avg = 0;
while (choice != "Exit")
{
Console.Write("Choose an action - Add, Show, Exit, Remove, Count, Average: ");
choice = Console.ReadLine();
if (choice == "Add")
{
Console.Write("How many values would you like to add? : ");
int amount = Convert.ToInt32(Console.ReadLine());
for (int i = 0; i < amount; i++)
{
try
{
Console.Write("Insert value [" + i + "]: ");
values.Add(Convert.ToInt32(Console.ReadLine()));
FileOperations.Write(values);
}
catch
{
Console.WriteLine("Wrong input");
i--;
}
}
}
else if (choice == "Show")
{
if (values.Count == 0)
{
Console.WriteLine("List contains no values!");
}
for (int i = 0; i < values.Count; i++)
{
Console.WriteLine("Value [" + i + "] is " + values[i]);
}
}
else if (choice == "Exit")
{
break;
}
else if (choice == "Remove")
{
Console.Write("Which index would you like to remove? : ");
int remove = Convert.ToInt32(Console.ReadLine());
try
{
values.RemoveAt(remove);
Console.WriteLine();
}
catch
{
Console.WriteLine("Wrong input");
}
FileOperations.Write(values);
}
else if (choice == "Count")
{
for (int i = 0; i < values.Count; i++)
{
sum += values[i];
}
Console.Write("Sum of all values is: " + sum);
Console.WriteLine();
sum = 0;
}
else if (choice == "Average")
{
for (int i = 0; i < values.Count; i++)
{
sum += values[i];
if (i < values.Count)
{
avg = sum / values.Count;
}
}
Console.WriteLine("Average of all index values is: " + avg);
avg = 0;
sum = 0;
}
}
}
