Find floor and ceil in an unsorted array

Here given code implementation process.

// C Program 
// Find floor and ceil in an unsorted array
#include <stdio.h>

//Display elements of given array
void printArray(int arr[], int size)
{
	for (int i = 0; i < size; ++i)
	{
		printf("  %d", arr[i]);
	}
	printf("\n");
}
// Find the floor and ceil value of given element
void floorCeil(int arr[], int size, int element)
{
	// Define resultant variable
	int floor = -1;
	int ceil = -1;
	// Define loop control variable
	int i = 0;
	// Execute loop through by size
	for (i = 0; i < size; ++i)
	{
		if (arr[i] < element)
		{
			if (floor == -1 || arr[floor] < arr[i])
			{
				floor = i;
			}
		}
		else if (arr[i] > element)
		{
			if (ceil == -1 || arr[ceil] > arr[i])
			{
				ceil = i;
			}
		}
		else
		{
			// When given element exists in array
			ceil = i;
			floor = i;
			// Terminate loop
			// Like break loop
			i = size;
		}
	}
	// Display given element
	printf("\n Element  : %d", element);
	// Display calculated result  
	if (floor != -1)
	{
		printf("\n Floor : %d", arr[floor]);
	}
	else
	{
		// When floor are not exist
		printf("\n Floor : None");
	}
	if (ceil != -1)
	{
		printf("\n Ceil  : %d\n", arr[ceil]);
	}
	else
	{
		// When ceil are not exist
		printf("\n Ceil  : None\n");
	}
}
int main(int argc, char const *argv[])
{
	int arr[] = {
		6 , 9 , 2 , 8 , 0 , 6 , 7 , 4 , 8 , 3
	};
	// Get the size
	int size = sizeof(arr) / sizeof(arr[0]);
	printf(" Array elements \n");
	printArray(arr, size);
	// Test Cases
	// element = 1
	floorCeil(arr, size, 1);
	// element = 5
	floorCeil(arr, size, 5);
	// element = 9
	floorCeil(arr, size, 9);
	// element = -1
	floorCeil(arr, size, -1);
	return 0;
}

Output

 Array elements
  6  9  2  8  0  6  7  4  8  3

 Element  : 1
 Floor : 0
 Ceil  : 2

 Element  : 5
 Floor : 4
 Ceil  : 6

 Element  : 9
 Floor : 9
 Ceil  : 9

 Element  : -1
 Floor : None
 Ceil  : 0
/*
    Java Program
    Find floor and ceil in an unsorted array
*/
public class FloorAndCeil
{
	//Display elements of given array
	public void printArray(int[] arr, int size)
	{
		for (int i = 0; i < size; ++i)
		{
			System.out.print("  " + arr[i]);
		}
		System.out.print("\n");
	}
	// Find the floor and ceil value of given element
	public void floorCeil(int[] arr, int size, int element)
	{
		// Define resultant variable
		int floor = -1;
		int ceil = -1;
		// Define loop control variable
		int i = 0;
		// Execute loop through by size
		for (i = 0; i < size; ++i)
		{
			if (arr[i] < element)
			{
				if (floor == -1 || arr[floor] < arr[i])
				{
					floor = i;
				}
			}
			else if (arr[i] > element)
			{
				if (ceil == -1 || arr[ceil] > arr[i])
				{
					ceil = i;
				}
			}
			else
			{
				// When given element exists in array
				ceil = i;
				floor = i;
				// Terminate loop
				// Like break loop
				i = size;
			}
		}
		// Display given element
		System.out.print("\n  Element : " + element);
		// Display calculated result  
		if (floor != -1)
		{
			System.out.print("\n  Floor : " + arr[floor]);
		}
		else
		{
			// When floor are not exist
			System.out.print("\n  Floor : None");
		}
		if (ceil != -1)
		{
			System.out.print("\n  Ceil : " + arr[ceil] + "\n");
		}
		else
		{
			// When ceil are not exist
			System.out.print("\n  Ceil : None\n");
		}
	}
	public static void main(String[] args)
	{
		FloorAndCeil task = new FloorAndCeil();
		int[] arr = 
        {
			6 , 9 , 2 , 8 , 0 , 6 , 7 , 4 , 8 , 3
		};
		// Get the size
		int size = arr.length;
		// Display array elements
		System.out.print(" Array elements \n");
		task.printArray(arr, size);
		// Test Cases
		// element = 1
		task.floorCeil(arr, size, 1);
		// element = 5
		task.floorCeil(arr, size, 5);
		// element = 9
		task.floorCeil(arr, size, 9);
		// element = -1
		task.floorCeil(arr, size, -1);
	}
}

Output

 Array elements
  6  9  2  8  0  6  7  4  8  3

  Element : 1
  Floor : 0
  Ceil : 2

  Element : 5
  Floor : 4
  Ceil : 6

  Element : 9
  Floor : 9
  Ceil : 9

  Element : -1
  Floor : None
  Ceil : 0
// Include header file
#include <iostream>
using namespace std;
/*
    C++ Program
    Find floor and ceil in an unsorted array
*/
class FloorAndCeil
{
    public:
    //Display elements of given array
    void printArray(int arr[], int size)
    {
        for (int i = 0; i < size; ++i)
        {
            cout << "  " << arr[i];
        }
        cout << "\n";
    }
    // Find the floor and ceil value of given element
    void floorCeil(int arr[], int size, int element)
    {
        // Define resultant variable
        int floor = -1;
        int ceil = -1;
        // Define loop control variable
        int i = 0;
        // Execute loop through by size
        for (i = 0; i < size; ++i)
        {
            if (arr[i] < element)
            {
                if (floor == -1 || arr[floor] < arr[i])
                {
                    floor = i;
                }
            }
            else if (arr[i] > element)
            {
                if (ceil == -1 || arr[ceil] > arr[i])
                {
                    ceil = i;
                }
            }
            else
            {
                // When given element exists in array
                ceil = i;
                floor = i;
                // Terminate loop
                // Like break loop
                i = size;
            }
        }
        // Display given element
        cout << "\n  Element : " << element;
        // Display calculated result
        if (floor != -1)
        {
            cout << "\n  Floor : " << arr[floor];
        }
        else
        {
            // When floor are not exist
            cout << "\n  Floor : None";
        }
        if (ceil != -1)
        {
            cout << "\n  Ceil : " << arr[ceil] << "\n";
        }
        else
        {
            // When ceil are not exist
            cout << "\n  Ceil : None\n";
        }
    }
};
int main()
{
    FloorAndCeil task = FloorAndCeil();
    int arr[] = {
        6 , 9 , 2 , 8 , 0 , 6 , 7 , 4 , 8 , 3
    };
    // Get the size
    int size = sizeof(arr) / sizeof(arr[0]);
    // Display array elements
    cout << " Array elements \n";
    task.printArray(arr, size);
    // Test Cases
    // element = 1
    task.floorCeil(arr, size, 1);
    // element = 5
    task.floorCeil(arr, size, 5);
    // element = 9
    task.floorCeil(arr, size, 9);
    // element = -1
    task.floorCeil(arr, size, -1);
    return 0;
}

Output

 Array elements
  6  9  2  8  0  6  7  4  8  3

  Element : 1
  Floor : 0
  Ceil : 2

  Element : 5
  Floor : 4
  Ceil : 6

  Element : 9
  Floor : 9
  Ceil : 9

  Element : -1
  Floor : None
  Ceil : 0
// Include namespace system
using System;
/*
    C# Program
    Find floor and ceil in an unsorted array
*/
public class FloorAndCeil
{
	//Display elements of given array
	public void printArray(int[] arr, int size)
	{
		for (int i = 0; i < size; ++i)
		{
			Console.Write("  " + arr[i]);
		}
		Console.Write("\n");
	}
	// Find the floor and ceil value of given element
	public void floorCeil(int[] arr, int size, int element)
	{
		// Define resultant variable
		int floor = -1;
		int ceil = -1;
		// Define loop control variable
		int i = 0;
		// Execute loop through by size
		for (i = 0; i < size; ++i)
		{
			if (arr[i] < element)
			{
				if (floor == -1 || arr[floor] < arr[i])
				{
					floor = i;
				}
			}
			else if (arr[i] > element)
			{
				if (ceil == -1 || arr[ceil] > arr[i])
				{
					ceil = i;
				}
			}
			else
			{
				// When given element exists in array
				ceil = i;
				floor = i;
				// Terminate loop
				// Like break loop
				i = size;
			}
		}
		// Display given element
		Console.Write("\n  Element : " + element);
		// Display calculated result
		if (floor != -1)
		{
			Console.Write("\n  Floor : " + arr[floor]);
		}
		else
		{
			// When floor are not exist
			Console.Write("\n  Floor : None");
		}
		if (ceil != -1)
		{
			Console.Write("\n  Ceil : " + arr[ceil] + "\n");
		}
		else
		{
			// When ceil are not exist
			Console.Write("\n  Ceil : None\n");
		}
	}
	public static void Main(String[] args)
	{
		FloorAndCeil task = new FloorAndCeil();
		int[] arr = {
			6 , 9 , 2 , 8 , 0 , 6 , 7 , 4 , 8 , 3
		};
		// Get the size
		int size = arr.Length;
		// Display array elements
		Console.Write("  Array elements \n");
		task.printArray(arr, size);
		// Test Cases
		// element = 1
		task.floorCeil(arr, size, 1);
		// element = 5
		task.floorCeil(arr, size, 5);
		// element = 9
		task.floorCeil(arr, size, 9);
		// element = -1
		task.floorCeil(arr, size, -1);
	}
}

Output

  Array elements
  6  9  2  8  0  6  7  4  8  3

  Element : 1
  Floor : 0
  Ceil : 2

  Element : 5
  Floor : 4
  Ceil : 6

  Element : 9
  Floor : 9
  Ceil : 9

  Element : -1
  Floor : None
  Ceil : 0
<?php
/*
    Php Program
    Find floor and ceil in an unsorted array
*/
class FloorAndCeil
{
	//Display elements of given array
	public	function printArray( & $arr, $size)
	{
		for ($i = 0; $i < $size; ++$i)
		{
			echo "  ". $arr[$i];
		}
		echo "\n";
	}
	// Find the floor and ceil value of given element
	public	function floorCeil( & $arr, $size, $element)
	{
		// Define resultant variable
		$floor = -1;
		$ceil = -1;
		// Define loop control variable
		$i = 0;
		// Execute loop through by size
		for ($i = 0; $i < $size; ++$i)
		{
			if ($arr[$i] < $element)
			{
				if ($floor == -1 || $arr[$floor] < $arr[$i])
				{
					$floor = $i;
				}
			}
			else if ($arr[$i] > $element)
			{
				if ($ceil == -1 || $arr[$ceil] > $arr[$i])
				{
					$ceil = $i;
				}
			}
			else
			{
				// When given element exists in array
				$ceil = $i;
				$floor = $i;
				// Terminate loop
				// Like break loop
				$i = $size;
			}
		}
		// Display given element
		echo "\n  Element : ". $element;
		// Display calculated result
		if ($floor != -1)
		{
			echo "\n  Floor : ". $arr[$floor];
		}
		else
		{
			// When floor are not exist
			echo "\n  Floor : None";
		}
		if ($ceil != -1)
		{
			echo "\n  Ceil : ". $arr[$ceil] ."\n";
		}
		else
		{
			// When ceil are not exist
			echo "\n  Ceil : None\n";
		}
	}
}

function main()
{
	$task = new FloorAndCeil();
	$arr = array(6, 9, 2, 8, 0, 6, 7, 4, 8, 3);
	// Get the size
	$size = count($arr);
	// Display array elements
	echo " Array elements \n";
	$task->printArray($arr, $size);
	// Test Cases
	// element = 1
	$task->floorCeil($arr, $size, 1);
	// element = 5
	$task->floorCeil($arr, $size, 5);
	// element = 9
	$task->floorCeil($arr, $size, 9);
	// element = -1
	$task->floorCeil($arr, $size, -1);
}
main();

Output

 Array elements
  6  9  2  8  0  6  7  4  8  3

  Element : 1
  Floor : 0
  Ceil : 2

  Element : 5
  Floor : 4
  Ceil : 6

  Element : 9
  Floor : 9
  Ceil : 9

  Element : -1
  Floor : None
  Ceil : 0
/*
    Node Js Program
    Find floor and ceil in an unsorted array
*/
class FloorAndCeil
{
	//Display elements of given array
	printArray(arr, size)
	{
		for (var i = 0; i < size; ++i)
		{
			process.stdout.write("  " + arr[i]);
		}
		process.stdout.write("\n");
	}
	// Find the floor and ceil value of given element
	floorCeil(arr, size, element)
	{
		// Define resultant variable
		var floor = -1;
		var ceil = -1;
		// Define loop control variable
		var i = 0;
		// Execute loop through by size
		for (i = 0; i < size; ++i)
		{
			if (arr[i] < element)
			{
				if (floor == -1 || arr[floor] < arr[i])
				{
					floor = i;
				}
			}
			else if (arr[i] > element)
			{
				if (ceil == -1 || arr[ceil] > arr[i])
				{
					ceil = i;
				}
			}
			else
			{
				// When given element exists in array
				ceil = i;
				floor = i;
				// Terminate loop
				// Like break loop
				i = size;
			}
		}
		// Display given element
		process.stdout.write("\n  Element : " + element);
		// Display calculated result
		if (floor != -1)
		{
			process.stdout.write("\n  Floor : " + arr[floor]);
		}
		else
		{
			// When floor are not exist
			process.stdout.write("\n  Floor : None");
		}
		if (ceil != -1)
		{
			process.stdout.write("\n  Ceil : " + arr[ceil] + "\n");
		}
		else
		{
			// When ceil are not exist
			process.stdout.write("\n  Ceil : None\n");
		}
	}
}

function main()
{
	var task = new FloorAndCeil();
	var arr = [6, 9, 2, 8, 0, 6, 7, 4, 8, 3];
	// Get the size
	var size = arr.length;
	// Display array elements
	process.stdout.write(" Array elements \n");
	task.printArray(arr, size);
	// Test Cases
	// element = 1
	task.floorCeil(arr, size, 1);
	// element = 5
	task.floorCeil(arr, size, 5);
	// element = 9
	task.floorCeil(arr, size, 9);
	// element = -1
	task.floorCeil(arr, size, -1);
}
main();

Output

 Array elements
  6  9  2  8  0  6  7  4  8  3

  Element : 1
  Floor : 0
  Ceil : 2

  Element : 5
  Floor : 4
  Ceil : 6

  Element : 9
  Floor : 9
  Ceil : 9

  Element : -1
  Floor : None
  Ceil : 0
#  Python 3 Program
#  Find floor and ceil in an unsorted array

class FloorAndCeil :
	# Display elements of given array
	def printArray(self, arr, size) :
		i = 0
		while (i < size) :
			print("  ", arr[i], end = "")
			i += 1
		
		print(end = "\n")
	
	#  Find the floor and ceil value of given element
	def floorCeil(self, arr, size, element) :
		#  Define resultant variable
		floor = -1
		ceil = -1
		#  Define loop control variable
		i = 0
		#  Execute loop through by size
		while (i < size) :
			if (arr[i] < element) :
				if (floor == -1 or arr[floor] < arr[i]) :
					floor = i
				
			
			elif(arr[i] > element) :
				if (ceil == -1 or arr[ceil] > arr[i]) :
					ceil = i
				
			else :
				#  When given element exists in array
				ceil = i
				floor = i
				#  Terminate loop
				#  Like break loop
				i = size
			
			i += 1
		
		#  Display given element
		print("\n  Element : ", element, end = "")
		#  Display calculated result
		if (floor != -1) :
			print("\n  Floor : ", arr[floor], end = "")
		else :
			#  When floor are not exist
			print("\n  Floor : None", end = "")
		
		if (ceil != -1) :
			print("\n  Ceil : ", arr[ceil] )
		else :
			#  When ceil are not exist
			print("\n  Ceil : None")
		
	

def main() :
	task = FloorAndCeil()
	arr = [6, 9, 2, 8, 0, 6, 7, 4, 8, 3]
	#  Get the size
	size = len(arr)
	#  Display array elements
	print("  Array elements ")
	task.printArray(arr, size)
	#  Test Cases
	#  element = 1
	task.floorCeil(arr, size, 1)
	#  element = 5
	task.floorCeil(arr, size, 5)
	#  element = 9
	task.floorCeil(arr, size, 9)
	#  element = -1
	task.floorCeil(arr, size, -1)

if __name__ == "__main__": main()

Output

  Array elements
   6   9   2   8   0   6   7   4   8   3

  Element :  1
  Floor :  0
  Ceil :  2

  Element :  5
  Floor :  4
  Ceil :  6

  Element :  9
  Floor :  9
  Ceil :  9

  Element :  -1
  Floor : None
  Ceil :  0
#  Ruby Program
#  Find floor and ceil in an unsorted array

class FloorAndCeil 
	# Display elements of given array
	def printArray(arr, size) 
		i = 0
		while (i < size) 
			print("  ", arr[i])
			i += 1
		end

		print("\n")
	end

	#  Find the floor and ceil value of given element
	def floorCeil(arr, size, element) 
		#  Define resultant variable
		floor = -1
		ceil = -1
		#  Define loop control variable
		i = 0
		#  Execute loop through by size
		while (i < size) 
			if (arr[i] < element) 
				if (floor == -1 || arr[floor] < arr[i]) 
					floor = i
				end

			elsif(arr[i] > element) 
				if (ceil == -1 || arr[ceil] > arr[i]) 
					ceil = i
				end

			else 
				#  When given element exists in array
				ceil = i
				floor = i
				#  Terminate loop
				#  Like break loop
				i = size
			end

			i += 1
		end

		#  Display given element
		print("\n  Element : ", element)
		#  Display calculated result
		if (floor != -1) 
			print("\n  Floor : ", arr[floor])
		else 
			#  When floor are not exist
			print("\n  Floor : None")
		end

		if (ceil != -1) 
			print("\n  Ceil : ", arr[ceil] ,"\n")
		else 
			#  When ceil are not exist
			print("\n  Ceil : None\n")
		end

	end

end

def main() 
	task = FloorAndCeil.new()
	arr = [6, 9, 2, 8, 0, 6, 7, 4, 8, 3]
	#  Get the size
	size = arr.length
	#  Display array elements
	print(" Array elements \n")
	task.printArray(arr, size)
	#  Test Cases
	#  element = 1
	task.floorCeil(arr, size, 1)
	#  element = 5
	task.floorCeil(arr, size, 5)
	#  element = 9
	task.floorCeil(arr, size, 9)
	#  element = -1
	task.floorCeil(arr, size, -1)
end

main()

Output

 Array elements 
  6  9  2  8  0  6  7  4  8  3

  Element : 1
  Floor : 0
  Ceil : 2

  Element : 5
  Floor : 4
  Ceil : 6

  Element : 9
  Floor : 9
  Ceil : 9

  Element : -1
  Floor : None
  Ceil : 0
/*
    Scala Program
    Find floor and ceil in an unsorted array
*/
class FloorAndCeil
{
	//Display elements of given array
	def printArray(arr: Array[Int], size: Int): Unit = {
		var i: Int = 0;
		while (i < size)
		{
			print("  " + arr(i));
			i += 1;
		}
		print("\n");
	}
	// Find the floor and ceil value of given element
	def floorCeil(arr: Array[Int], size: Int, element: Int): Unit = {
		// Define resultant variable
		var floor: Int = -1;
		var ceil: Int = -1;
		// Define loop control variable
		var i: Int = 0;
		// Execute loop through by size
		while (i < size)
		{
			if (arr(i) < element)
			{
				if (floor == -1 || arr(floor) < arr(i))
				{
					floor = i;
				}
			}
			else if (arr(i) > element)
			{
				if (ceil == -1 || arr(ceil) > arr(i))
				{
					ceil = i;
				}
			}
			else
			{
				// When given element exists in array
				ceil = i;
				floor = i;
				// Terminate loop
				// Like break loop
				i = size;
			}
			i += 1;
		}
		// Display given element
		print("\n  Element : " + element);
		// Display calculated result
		if (floor != -1)
		{
			print("\n  Floor : " + arr(floor));
		}
		else
		{
			// When floor are not exist
			print("\n  Floor : None");
		}
		if (ceil != -1)
		{
			print("\n  Ceil : " + arr(ceil) + "\n");
		}
		else
		{
			// When ceil are not exist
			print("\n  Ceil : None\n");
		}
	}
}
object Main
{
	def main(args: Array[String]): Unit = {
		var task: FloorAndCeil = new FloorAndCeil();
		var arr: Array[Int] = Array(6, 9, 2, 8, 0, 6, 7, 4, 8, 3);
		// Get the size
		var size: Int = arr.length;
		// Display array elements
		print(" Array elements \n");
		task.printArray(arr, size);
		// Test Cases
		// element = 1
		task.floorCeil(arr, size, 1);
		// element = 5
		task.floorCeil(arr, size, 5);
		// element = 9
		task.floorCeil(arr, size, 9);
		// element = -1
		task.floorCeil(arr, size, -1);
	}
}

Output

 Array elements
  6  9  2  8  0  6  7  4  8  3

  Element : 1
  Floor : 0
  Ceil : 2

  Element : 5
  Floor : 4
  Ceil : 6

  Element : 9
  Floor : 9
  Ceil : 9

  Element : -1
  Floor : None
  Ceil : 0
/*
    Swift 4 Program
    Find floor and ceil in an unsorted array
*/
class FloorAndCeil
{
	//Display elements of given array
	func printArray(_ arr: [Int], _ size: Int)
	{
		var i: Int = 0;
		while (i < size)
		{
			print("  ", arr[i], terminator: "");
			i += 1;
		}
		print(terminator: "\n");
	}
	// Find the floor and ceil value of given element
	func floorCeil(_ arr: [Int], _ size: Int, _ element: Int)
	{
		// Define resultant variable
		var floor: Int = -1;
		var ceil: Int = -1;
		// Define loop control variable
		var i: Int = 0;
		// Execute loop through by size
		while (i < size)
		{
			if (arr[i] < element)
			{
				if (floor == -1 || arr[floor] < arr[i])
				{
					floor = i;
				}
			}
			else if (arr[i] > element)
			{
				if (ceil == -1 || arr[ceil] > arr[i])
				{
					ceil = i;
				}
			}
			else
			{
				// When given element exists in array
				ceil = i;
				floor = i;
				// Terminate loop
				// Like break loop
				i = size;
			}
			i += 1;
		}
		// Display given element
		print("\n  Element : ", element, terminator: "");
		// Display calculated result
		if (floor  != -1)
		{
			print("\n  Floor : ", arr[floor], terminator: "");
		}
		else
		{
			// When floor are not exist
			print("\n  Floor : None", terminator: "");
		}
		if (ceil  != -1)
		{
			print("\n  Ceil : ", arr[ceil]);
		}
		else
		{
			// When ceil are not exist
			print("\n  Ceil : None");
		}
	}
}
func main()
{
	let task: FloorAndCeil = FloorAndCeil();
	let arr: [Int] = [6, 9, 2, 8, 0, 6, 7, 4, 8, 3];
	// Get the size
	let size: Int = arr.count;
	// Display array elements
	print(" Array elements ");
	task.printArray(arr, size);
	// Test Cases
	// element = 1
	task.floorCeil(arr, size, 1);
	// element = 5
	task.floorCeil(arr, size, 5);
	// element = 9
	task.floorCeil(arr, size, 9);
	// element = -1
	task.floorCeil(arr, size, -1);
}
main();

Output

 Array elements
   6   9   2   8   0   6   7   4   8   3

  Element :  1
  Floor :  0
  Ceil :  2

  Element :  5
  Floor :  4
  Ceil :  6

  Element :  9
  Floor :  9
  Ceil :  9

  Element :  -1
  Floor : None
  Ceil :  0
/*
    Kotlin Program
    Find floor and ceil in an unsorted array
*/
class FloorAndCeil
{
	//Display elements of given array
	fun printArray(arr: Array<Int>, size: Int): Unit
	{
		var i: Int = 0;
		while (i<size)
		{
			print("  " + arr[i]);
			i += 1;
		}
		print("\n");
	}
	// Find the floor and ceil value of given element
	fun floorCeil(arr: Array<Int>, size: Int, element: Int): Unit
	{
		// Define resultant variable
		var floor: Int = -1;
		var ceil: Int = -1;
		// Define loop control variable
		var i: Int = 0;
		// Execute loop through by size
		while (i<size)
		{
			if (arr[i] < element)
			{
				if (floor == -1 || arr[floor]<arr[i])
				{
					floor = i;
				}
			}
			else if (arr[i] > element)
			{
				if (ceil == -1 || arr[ceil] > arr[i])
				{
					ceil = i;
				}
			}
			else
			{
				// When given element exists in array
				ceil = i;
				floor = i;
				// Terminate loop
				// Like break loop
				i = size;
			}
			i += 1;
		}
		// Display given element
		print("\n  Element : " + element);
		// Display calculated result
		if (floor != -1)
		{
			print("\n  Floor : " + arr[floor]);
		}
		else
		{
			// When floor are not exist
			print("\n  Floor : None");
		}
		if (ceil != -1)
		{
			print("\n  Ceil : " + arr[ceil] + "\n");
		}
		else
		{
			// When ceil are not exist
			print("\n  Ceil : None\n");
		}
	}
}

fun main(args: Array<String>): Unit
{
	var task: FloorAndCeil = FloorAndCeil();
	var arr: Array<Int> = arrayOf(6, 9, 2, 8, 0, 6, 7, 4, 8, 3);
	// Get the size
	var size: Int = arr.count();
	// Display array elements
	print(" Array elements \n");
	task.printArray(arr, size);
	// Test Cases
	// element = 1
	task.floorCeil(arr, size, 1);
	// element = 5
	task.floorCeil(arr, size, 5);
	// element = 9
	task.floorCeil(arr, size, 9);
	// element = -1
	task.floorCeil(arr, size, -1);
}

Output

 Array elements
  6  9  2  8  0  6  7  4  8  3

  Element : 1
  Floor : 0
  Ceil : 2

  Element : 5
  Floor : 4
  Ceil : 6

  Element : 9
  Floor : 9
  Ceil : 9

  Element : -1
  Floor : None
  Ceil : 0


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