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131 changes: 103 additions & 28 deletions CollectionsMasterConsoleUI/Program.cs
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Original file line number Diff line number Diff line change
@@ -1,5 +1,6 @@
using System;
using System.Collections.Generic;
using System.Linq;

namespace CollectionsMasterConsoleUI
{
Expand All @@ -13,125 +14,199 @@ static void Main(string[] args)

#region Arrays
//TODO: Create an integer Array of size 50


var numbers= new int[50];
//TODO: Create a method to populate the number array with 50 random numbers that are between 0 and 50


Populater(numbers);
//TODO: Print the first number of the array

//TODO: Print the last number of the array

Console.WriteLine($"first number in array:{numbers[0]}");
//TODO: Print the last number of the array
Console.WriteLine($"last number:{numbers[numbers.Length -1]}");

Console.WriteLine("All Numbers Original");
//UNCOMMENT this method to print out your numbers from arrays or lists
//NumberPrinter();
NumberPrinter(numbers);

Console.WriteLine("-------------------");

//TODO: Reverse the contents of the array and then print the array out to the console.
// Reverse the contents of the array and then print the array out to the console.
//Try for 2 different ways
/* 1) First way, using a custom method => Hint: Array._____();
2) Second way, Create a custom method (scroll to bottom of page to find ⬇⬇⬇)
*/

*/

Console.WriteLine("All Numbers Reversed:");
var numbersReversed = numbers.Reverse();
NumberPrinter(numbersReversed);

Console.WriteLine("---------REVERSE CUSTOM------------");

ReverseArray(numbers);
Console.WriteLine("-------------------");

//TODO: Create a method that will set numbers that are a multiple of 3 to zero then print to the console all numbers
Console.WriteLine("Multiple of three = 0: ");


ThreeKiller(numbers);
NumberPrinter(numbers);
Console.WriteLine("-------------------");

//TODO: Sort the array in order now
/* Hint: Array.____() */
/* Hint: Array.____() */
Console.WriteLine("Sorted numbers:");


Array.Sort(numbers);
NumberPrinter(numbers);


Console.WriteLine("\n************End Arrays*************** \n");
#endregion

#region Lists
Console.WriteLine("************Start Lists**************");



/* Set Up */
//TODO: Create an integer List

var numberList = new List<int>();

//TODO: Print the capacity of the list to the console


Console.WriteLine($"Capacity: {numberList.Capacity}");
//TODO: Populate the List with 50 random numbers between 0 and 50 you will need a method for this


Populater(numberList);
//TODO: Print the new capacity

Console.WriteLine($" New capacity: {numberList.Capacity}");


Console.WriteLine("---------------------");

//TODO: Create a method that prints if a user number is present in the list
//Remember: What if the user types "abc" accident your app should handle that!
Console.WriteLine("What number will you search for in the number list?");


int userNumber;
bool isANumber;

do
{
isANumber = int.TryParse(Console.ReadLine(), out userNumber);
if (!isANumber)
{
Console.WriteLine("Incorrect input.Try again");
}

} while (!isANumber);

NumberChecker(numberList, userNumber);

Console.WriteLine("-------------------");

Console.WriteLine("All Numbers:");
//UNCOMMENT this method to print out your numbers from arrays or lists
//NumberPrinter();
NumberPrinter(numberList);
Console.WriteLine("-------------------");


//TODO: Create a method that will remove all odd numbers from the list then print results
Console.WriteLine("Evens Only!!");


OddKiller(numberList);
NumberPrinter(numberList);

Console.WriteLine("------------------");

//TODO: Sort the list then print results
Console.WriteLine("Sorted Evens!!");

numberList.Sort();
NumberPrinter(numberList);

Console.WriteLine("------------------");

//TODO: Convert the list to an array and store that into a variable

var MyArray = numberList.ToArray();

//TODO: Clear the list
Console.WriteLine($"number list count:{numberList.Count}");


#endregion
}

private static void ThreeKiller(int[] numbers)
{


for (int i = 1; i < numbers.Length; i++)
{
if (numbers[i] % 3 == 0)
{
numbers[i] = 0;

}

}
}

private static void OddKiller(List<int> numberList)
{

for (int i = numberList.Count - 1; i >= 0; i--)
{
if (numberList[i] % 2 != 0)
{
numberList.Remove(numberList[i]);
}
}

}

private static void NumberChecker(List<int> numberList, int searchNumber)
{

if (numberList.Contains(searchNumber))
{
Console.WriteLine($"Yes we have the number you are looking for");

}
else
{
Console.WriteLine("These are not the numbers you are looking for");
}
}

private static void Populater(List<int> numberList)
{
Random rng = new Random();

while(numberList.Count <= 50)
{
var number = rng.Next(0, 50);
numberList.Add(number);
}
NumberPrinter(numberList);
}

private static void Populater(int[] numbers)
{
Random rng = new Random();
for (var i = 0; i < numbers.Length; i++)
{
numbers[i] = rng.Next(0, 50);
}

}

}

private static void ReverseArray(int[] array)
{

var reversedArray = new int[array.Length];

var counter = 0;
for (var i = array.Length - 1; i >=0; i--)
{
reversedArray[counter] = array[i];
}
NumberPrinter(reversedArray);

}

/// <summary>
Expand Down