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Find unique elements in sorted array

Here given code implementation process.

// C Program 
// Find unique elements in sorted array
#include <stdio.h>

#include <limits.h>

//Function which is display array elements
void display(int arr[], int size)
{
	for (int i = 0; i < size; ++i)
	{
		printf("  %d", arr[i]);
	}
	printf("\n");
}
//Finding all unique elements in given sorted array
void unique_elements(int arr[], int size)
{
	if (size < 1)
	{
		return;
	}
	//Display array element
	printf("\n Array  :");
	display(arr, size);
	printf(" Unique elements : ");
	if (size == 1)
	{
		//When only one element in array
		printf(" %d\n", arr[0]);
		return;
	}
	int status = 0;
	for (int i = 0; i < size; ++i)
	{
		if ((i == 0 && i + 1 < size && arr[i] != arr[i + 1]) || (i == size - 1 && i > 0 && arr[i] != arr[i - 1]))
		{
			//When first or last element are unique
			printf("  %d", arr[i]);
			status = 1;
		}
		else if (i > 0 && i + 1 < size && arr[i] != arr[i + 1] && arr[i] != arr[i - 1])
		{
			//When Intermediate elements are unique
			printf("  %d", arr[i]);
			status = 1;
		}
	}
	printf("\n");
	if (status == 0)
	{
		printf("\n Not Found");
	}
}
int main()
{
	//Define array of integer elements
	int arr1[] = {
		1,
		1,
		4,
		6,
		7,
		7,
		9,
		9,
		9
	};
	//Get the size of array
	int size = sizeof(arr1) / sizeof(arr1[0]);
	unique_elements(arr1, size);
	int arr2[] = {
		-3,
		-2,
		2,
		3,
		4,
		4,
		4,
		5,
		5,
		6
	};
	//Get the size of array
	size = sizeof(arr2) / sizeof(arr2[0]);
	unique_elements(arr2, size);
	int arr3[] = {
		4
	};
	//Get the size of array
	size = sizeof(arr3) / sizeof(arr3[0]);
	unique_elements(arr3, size);
	return 0;
}

Output

 Array  :  1  1  4  6  7  7  9  9  9
 Unique elements :   4  6

 Array  :  -3  -2  2  3  4  4  4  5  5  6
 Unique elements :   -3  -2  2  3  6

 Array  :  4
 Unique elements :  4
/*
  Java Program
  Find unique elements in sorted array
*/
class MyArray
{
	//Function which is display array elements
	public void display(int[] arr, int size)
	{
		for (int i = 0; i < size; ++i)
		{
			System.out.print(" " + arr[i]);
		}
		System.out.print("\n");
	}
	//Finding all unique elements in given sorted array
	public void unique_elements(int[] arr, int size)
	{
		if (size < 1)
		{
			return;
		}
		System.out.print("\n Array :");
		display(arr, size);
		System.out.print(" Unique elements : ");
		if (size == 1)
		{
			System.out.print(" " + arr[0] + "\n");
			return;
		}
		int status = 0;
		for (int i = 0; i < size; ++i)
		{
			if ((i == 0 && i + 1 < size && arr[i] != arr[i + 1]) || (i == size - 1 && i > 0 && arr[i] != arr[i - 1]))
			{
				System.out.print(" " + arr[i]);
				status = 1;
			}
			else if (i > 0 && i + 1 < size && arr[i] != arr[i + 1] && arr[i] != arr[i - 1])
			{
				System.out.print(" " + arr[i]);
				status = 1;
			}
		}
		System.out.print("\n");
		if (status == 0)
		{
			System.out.print("\n Not Found");
		}
	}
	public static void main(String[] args)
	{
		MyArray obj = new MyArray();
		//Define array of integer elements
		int[] arr1 = {
			1,
			1,
			4,
			6,
			7,
			7,
			9,
			9,
			9
		};
		//Get the size of array
		int size = arr1.length;
		obj.unique_elements(arr1, size);
		int[] arr2 = {
			-3,
			-2,
			2,
			3,
			4,
			4,
			4,
			5,
			5,
			6
		};
		//Get the size of array
		size = arr2.length;
		obj.unique_elements(arr2, size);
		int[] arr3 = {
			4
		};
		//Get the size of array
		size = arr3.length;
		obj.unique_elements(arr3, size);
	}
}

Output

 Array : 1 1 4 6 7 7 9 9 9
 Unique elements :  4 6

 Array : -3 -2 2 3 4 4 4 5 5 6
 Unique elements :  -3 -2 2 3 6

 Array : 4
 Unique elements :  4
//Include header file
#include <iostream>

using namespace std;
/*
  C++ Program
  Find unique elements in sorted array
*/
class MyArray
{
	public:
		//Function which is display array elements
		void display(int arr[], int size)
		{
			for (int i = 0; i < size; ++i)
			{
				cout << " " << arr[i];
			}
			cout << "\n";
		}
	//Finding all unique elements in given sorted array
	void unique_elements(int arr[], int size)
	{
		if (size < 1)
		{
			return;
		}
		cout << "\n Array :";
		this->display(arr, size);
		cout << " Unique elements : ";
		if (size == 1)
		{
			cout << " " << arr[0] << "\n";
			return;
		}
		int status = 0;
		for (int i = 0; i < size; ++i)
		{
			if ((i == 0 && i + 1 < size && arr[i] != arr[i + 1]) || (i == size - 1 && i > 0 && arr[i] != arr[i - 1]))
			{
				cout << " " << arr[i];
				status = 1;
			}
			else if (i > 0 && i + 1 < size && arr[i] != arr[i + 1] && arr[i] != arr[i - 1])
			{
				cout << " " << arr[i];
				status = 1;
			}
		}
		cout << "\n";
		if (status == 0)
		{
			cout << "\n Not Found";
		}
	}
};
int main()
{
	MyArray obj = MyArray();
	int arr1[] = {
		1 , 1 , 4 , 6 , 7 , 7 , 9 , 9 , 9
	};
	//Get the size of array
	int size = sizeof(arr1) / sizeof(arr1[0]);
	obj.unique_elements(arr1, size);
	int arr2[] = {
		-3 , -2 , 2 , 3 , 4 , 4 , 4 , 5 , 5 , 6
	};
	//Get the size of array
	size = sizeof(arr2) / sizeof(arr2[0]);
	obj.unique_elements(arr2, size);
	int arr3[] = {
		4
	};
	//Get the size of array
	size = sizeof(arr3) / sizeof(arr3[0]);
	obj.unique_elements(arr3, size);
	return 0;
}

Output

 Array : 1 1 4 6 7 7 9 9 9
 Unique elements :  4 6

 Array : -3 -2 2 3 4 4 4 5 5 6
 Unique elements :  -3 -2 2 3 6

 Array : 4
 Unique elements :  4
//Include namespace system
using System;
/*
  C# Program
  Find unique elements in sorted array
*/
class MyArray
{
	//Function which is display array elements
	public void display(int[] arr, int size)
	{
		for (int i = 0; i < size; ++i)
		{
			Console.Write(" " + arr[i]);
		}
		Console.Write("\n");
	}
	//Finding all unique elements in given sorted array
	public void unique_elements(int[] arr, int size)
	{
		if (size < 1)
		{
			return;
		}
		Console.Write("\n Array :");
		display(arr, size);
		Console.Write(" Unique elements : ");
		if (size == 1)
		{
			Console.Write(" " + arr[0] + "\n");
			return;
		}
		int status = 0;
		for (int i = 0; i < size; ++i)
		{
			if ((i == 0 && i + 1 < size && arr[i] != arr[i + 1]) || (i == size - 1 && i > 0 && arr[i] != arr[i - 1]))
			{
				Console.Write(" " + arr[i]);
				status = 1;
			}
			else if (i > 0 && i + 1 < size && arr[i] != arr[i + 1] && arr[i] != arr[i - 1])
			{
				Console.Write(" " + arr[i]);
				status = 1;
			}
		}
		Console.Write("\n");
		if (status == 0)
		{
			Console.Write("\n Not Found");
		}
	}
	public static void Main(String[] args)
	{
		MyArray obj = new MyArray();
		int[] arr1 = {
			1 , 1 , 4 , 6 , 7 , 7 , 9 , 9 , 9
		};
		//Get the size of array
		int size = arr1.Length;
		obj.unique_elements(arr1, size);
		int[] arr2 = {
			-3 , -2 , 2 , 3 , 4 , 4 , 4 , 5 , 5 , 6
		};
		//Get the size of array
		size = arr2.Length;
		obj.unique_elements(arr2, size);
		int[] arr3 = {
			4
		};
		//Get the size of array
		size = arr3.Length;
		obj.unique_elements(arr3, size);
	}
}

Output

 Array : 1 1 4 6 7 7 9 9 9
 Unique elements :  4 6

 Array : -3 -2 2 3 4 4 4 5 5 6
 Unique elements :  -3 -2 2 3 6

 Array : 4
 Unique elements :  4
<?php
/*
  Php Program
  Find unique elements in sorted array
*/
class MyArray
{
	//Function which is display array elements
	public	function display( $arr, $size)
	{
		for ($i = 0; $i < $size; ++$i)
		{
			echo " ". $arr[$i];
		}
		echo "\n";
	}
	//Finding all unique elements in given sorted array
	public	function unique_elements( $arr, $size)
	{
		if ($size < 1)
		{
			return;
		}
		echo "\n Array :";
		$this->display($arr, $size);
		echo " Unique elements : ";
		if ($size == 1)
		{
			echo " ". $arr[0] ."\n";
			return;
		}
		$status = 0;
		for ($i = 0; $i < $size; ++$i)
		{
			if (($i == 0 && $i + 1 < $size && $arr[$i] != $arr[$i + 1]) || ($i == $size - 1 && $i > 0 && $arr[$i] != $arr[$i - 1]))
			{
				echo " ". $arr[$i];
				$status = 1;
			}
			else if ($i > 0 && $i + 1 < $size && $arr[$i] != $arr[$i + 1] && $arr[$i] != $arr[$i - 1])
			{
				echo " ". $arr[$i];
				$status = 1;
			}
		}
		echo "\n";
		if ($status == 0)
		{
			echo "\n Not Found";
		}
	}
}

function main()
{
	$obj = new MyArray();
	//Define array of integer elements
	$arr1 = array(1, 1, 4, 6, 7, 7, 9, 9, 9);
	//Get the size of array
	$size = count($arr1);
	$obj->unique_elements($arr1, $size);
	$arr2 = array(-3, -2, 2, 3, 4, 4, 4, 5, 5, 6);
	//Get the size of array
	$size = count($arr2);
	$obj->unique_elements($arr2, $size);
	$arr3 = array(4);
	//Get the size of array
	$size = count($arr3);
	$obj->unique_elements($arr3, $size);
}
main();

Output

 Array : 1 1 4 6 7 7 9 9 9
 Unique elements :  4 6

 Array : -3 -2 2 3 4 4 4 5 5 6
 Unique elements :  -3 -2 2 3 6

 Array : 4
 Unique elements :  4
/*
  Node Js Program
  Find unique elements in sorted array
*/
class MyArray
{
	//Function which is display array elements
	display(arr, size)
	{
		for (var i = 0; i < size; ++i)
		{
			process.stdout.write(" " + arr[i]);
		}
		process.stdout.write("\n");
	}
	//Finding all unique elements in given sorted array
	unique_elements(arr, size)
	{
		if (size < 1)
		{
			return;
		}
		process.stdout.write("\n Array :");
		this.display(arr, size);
		process.stdout.write(" Unique elements : ");
		if (size == 1)
		{
			process.stdout.write(" " + arr[0] + "\n");
			return;
		}
		var status = 0;
		for (var i = 0; i < size; ++i)
		{
			if ((i == 0 && i + 1 < size && arr[i] != arr[i + 1]) || (i == size - 1 && i > 0 && arr[i] != arr[i - 1]))
			{
				process.stdout.write(" " + arr[i]);
				status = 1;
			}
			else if (i > 0 && i + 1 < size && arr[i] != arr[i + 1] && arr[i] != arr[i - 1])
			{
				process.stdout.write(" " + arr[i]);
				status = 1;
			}
		}
		process.stdout.write("\n");
		if (status == 0)
		{
			process.stdout.write("\n Not Found");
		}
	}
}

function main()
{
	var obj = new MyArray();
	//Define array of integer elements
	var arr1 = [1, 1, 4, 6, 7, 7, 9, 9, 9];
	//Get the size of array
	var size = arr1.length;
	obj.unique_elements(arr1, size);
	var arr2 = [-3, -2, 2, 3, 4, 4, 4, 5, 5, 6];
	//Get the size of array
	size = arr2.length;
	obj.unique_elements(arr2, size);
	var arr3 = [4];
	//Get the size of array
	size = arr3.length;
	obj.unique_elements(arr3, size);
}
main();

Output

 Array : 1 1 4 6 7 7 9 9 9
 Unique elements :  4 6

 Array : -3 -2 2 3 4 4 4 5 5 6
 Unique elements :  -3 -2 2 3 6

 Array : 4
 Unique elements :  4
#   Python 3 Program
#   Find unique elements in sorted array

class MyArray :
	# Function which is display array elements
	def display(self, arr, size) :
		i = 0
		while (i < size) :
			print(" ", arr[i], end = "")
			i += 1
		
		print("\n", end = "")
	
	# Finding all unique elements in given sorted array
	def unique_elements(self, arr, size) :
		if (size < 1) :
			return
		
		print("\n Array :", end = "")
		self.display(arr, size)
		print(" Unique elements : ", end = "")
		if (size == 1) :
			print(" ", arr[0] ,"\n", end = "")
			return
		
		status = 0
		i = 0
		while (i < size) :
			if ((i == 0 and i + 1 < size and arr[i] != arr[i + 1]) or(i == size - 1 and i > 0 and arr[i] != arr[i - 1])) :
				print(" ", arr[i], end = "")
				status = 1
			
			elif(i > 0 and i + 1 < size and arr[i] != arr[i + 1] and arr[i] != arr[i - 1]) :
				print(" ", arr[i], end = "")
				status = 1
			
			i += 1
		
		print("\n", end = "")
		if (status == 0) :
			print("\n Not Found", end = "")
		
	

def main() :
	obj = MyArray()
	# Define array of integer elements
	arr1 = [1, 1, 4, 6, 7, 7, 9, 9, 9]
	# Get the size of array
	size = len(arr1)
	obj.unique_elements(arr1, size)
	arr2 = [-3, -2, 2, 3, 4, 4, 4, 5, 5, 6]
	# Get the size of array
	size = len(arr2)
	obj.unique_elements(arr2, size)
	arr3 = [4]
	# Get the size of array
	size = len(arr3)
	obj.unique_elements(arr3, size)

if __name__ == "__main__": main()

Output

 Array :  1  1  4  6  7  7  9  9  9
 Unique elements :   4  6

 Array :  -3  -2  2  3  4  4  4  5  5  6
 Unique elements :   -3  -2  2  3  6

 Array :  4
 Unique elements :   4
#   Ruby Program
#   Find unique elements in sorted array

class MyArray

	# Function which is display array elements
	def display(arr, size)
	
		i = 0
		while (i < size)
		
			print(" ", arr[i])
			i += 1
		end
		print("\n")
	end
	# Finding all unique elements in given sorted array
	def unique_elements(arr, size)
	
		if (size < 1)
		
			return
		end
		print("\n Array :")
		self.display(arr, size)
		print(" Unique elements : ")
		if (size == 1)
		
			print(" ", arr[0] ,"\n")
			return
		end
		status = 0
		i = 0
		while (i < size)
		
			if ((i == 0 && i + 1 < size && arr[i] != arr[i + 1]) || (i == size - 1 && i > 0 && arr[i] != arr[i - 1]))
			
				print(" ", arr[i])
				status = 1
			elsif(i > 0 && i + 1 < size && arr[i] != arr[i + 1] && arr[i] != arr[i - 1])
			
				print(" ", arr[i])
				status = 1
			end
			i += 1
		end
		print("\n")
		if (status == 0)
		
			print("\n Not Found")
		end
	end
end
def main()

	obj = MyArray.new()
	# Define array of integer elements
	arr1 = [1, 1, 4, 6, 7, 7, 9, 9, 9]
	# Get the size of array
	size = arr1.length
	obj.unique_elements(arr1, size)
	arr2 = [-3, -2, 2, 3, 4, 4, 4, 5, 5, 6]
	# Get the size of array
	size = arr2.length
	obj.unique_elements(arr2, size)
	arr3 = [4]
	# Get the size of array
	size = arr3.length
	obj.unique_elements(arr3, size)
end
main()

Output

 Array : 1 1 4 6 7 7 9 9 9
 Unique elements :  4 6

 Array : -3 -2 2 3 4 4 4 5 5 6
 Unique elements :  -3 -2 2 3 6

 Array : 4
 Unique elements :  4

/*
  Scala Program
  Find unique elements in sorted array
*/
class MyArray
{
	//Function which is display array elements
	def display(arr: Array[Int], size: Int): Unit = {
		var i: Int = 0;
		while (i < size)
		{
			print(" " + arr(i));
			i += 1;
		}
		print("\n");
	}
	//Finding all unique elements in given sorted array
	def unique_elements(arr: Array[Int], size: Int): Unit = {
		if (size < 1)
		{
			return;
		}
		print("\n Array :");
		display(arr, size);
		print(" Unique elements : ");
		if (size == 1)
		{
			print(" " + arr(0) + "\n");
			return;
		}
		var status: Int = 0;
		var i: Int = 0;
		while (i < size)
		{
			if ((i == 0 && i + 1 < size && arr(i) != arr(i + 1)) || (i == size - 1 && i > 0 && arr(i) != arr(i - 1)))
			{
				print(" " + arr(i));
				status = 1;
			}
			else if (i > 0 && i + 1 < size && arr(i) != arr(i + 1) && arr(i) != arr(i - 1))
			{
				print(" " + arr(i));
				status = 1;
			}
			i += 1;
		}
		print("\n");
		if (status == 0)
		{
			print("\n Not Found");
		}
	}
}
object Main
{
	def main(args: Array[String]): Unit = {
		var obj: MyArray = new MyArray();
		//Define array of integer elements
		var arr1: Array[Int] = Array(1, 1, 4, 6, 7, 7, 9, 9, 9);
		//Get the size of array
		var size: Int = arr1.length;
		obj.unique_elements(arr1, size);
		var arr2: Array[Int] = Array(-3, -2, 2, 3, 4, 4, 4, 5, 5, 6);
		//Get the size of array
		size = arr2.length;
		obj.unique_elements(arr2, size);
		var arr3: Array[Int] = Array(4);
		//Get the size of array
		size = arr3.length;
		obj.unique_elements(arr3, size);
	}
}

Output

 Array : 1 1 4 6 7 7 9 9 9
 Unique elements :  4 6

 Array : -3 -2 2 3 4 4 4 5 5 6
 Unique elements :  -3 -2 2 3 6

 Array : 4
 Unique elements :  4
/*
  Swift Program
  Find unique elements in sorted array
*/
class MyArray
{
	//Function which is display array elements
	func display(_ arr: [Int], _ size: Int)
	{
		var i: Int = 0;
		while (i < size)
		{
			print(" ", arr[i], terminator: "");
			i += 1;
		}
		print("\n", terminator: "");
	}
	//Finding all unique elements in given sorted array
	func unique_elements(_ arr: [Int], _ size: Int)
	{
		if (size < 1)
		{
			return;
		}
		print("\n Array :", terminator: "");
		self.display(arr, size);
		print(" Unique elements : ", terminator: "");
		if (size == 1)
		{
			print(" ", arr[0] ,"\n", terminator: "");
			return;
		}
		var status: Int = 0;
		var i: Int = 0;
		while (i < size)
		{
			if ((i == 0 && i + 1 < size && arr[i] != arr[i + 1]) || (i == size - 1 && i > 0 && arr[i] != arr[i - 1]))
			{
				print(" ", arr[i], terminator: "");
				status = 1;
			}
			else if (i > 0 && i + 1 < size && arr[i] != arr[i + 1] && arr[i] != arr[i - 1])
			{
				print(" ", arr[i], terminator: "");
				status = 1;
			}
			i += 1;
		}
		print("\n", terminator: "");
		if (status == 0)
		{
			print("\n Not Found", terminator: "");
		}
	}
}
func main()
{
	let obj: MyArray = MyArray();
	//Define array of integer elements
	let arr1: [Int] = [1, 1, 4, 6, 7, 7, 9, 9, 9];
	//Get the size of array
	var size: Int = arr1.count;
	obj.unique_elements(arr1, size);
	let arr2: [Int] = [-3, -2, 2, 3, 4, 4, 4, 5, 5, 6];
	//Get the size of array
	size = arr2.count;
	obj.unique_elements(arr2, size);
	let arr3: [Int] = [4];
	//Get the size of array
	size = arr3.count;
	obj.unique_elements(arr3, size);
}
main();

Output

 Array :  1  1  4  6  7  7  9  9  9
 Unique elements :   4  6

 Array :  -3  -2  2  3  4  4  4  5  5  6
 Unique elements :   -3  -2  2  3  6

 Array :  4
 Unique elements :   4
Last updated on by Kalkicode




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