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Count Sort Program

Here given code implementation process.

//C Program
//Count sort program
#include <stdio.h>
#include <stdlib.h>
#define ALPHABET 256

void count_sort(char arr[],int size)
{
  
  //Create auxiliary space which is store information about character element
  int slot[ALPHABET];

  for (int i = 0; i < ALPHABET; ++i)
  {
    //Set each slot to zero
    slot[i]=0;
  }
  for (int i = 0; i < size; ++i)
  {
    //store the number of occurrences of character
    slot[(int)arr[i]]++;
  }
  for (int i = 0,j=0; i < ALPHABET && j<size; ++i)
  {
    //Assign value to actual array when slots are not empty
    while(slot[i] > 0)
    {
      arr[j] = (char) i;
      slot[i]--;
      j++;
    }
  }
}

int main()
{
 
 
  //Array of characters
  char arr[]= {'o','k','f','i','n','d','c','b','o','o','k','t','e','x','t','o','o','7','\0'};

  //Get the size of array
  int size=sizeof(arr)/sizeof(arr[0]);

  
  printf("Before Sort : %s\n",arr );

  count_sort(arr,size-1);

  printf("After Sort : %s\n",arr );

 
  return 0;
}

Output

Before Sort : okfindcbooktextoo7
After Sort : 7bcdefikknooooottx
#include<iostream>

using namespace std;

/*
  C++ Program
  Count Sort Program
*/
class MySort {
	public:
		int alphabet;
	MySort() {
		this->alphabet = 256;
	}
	void count_sort(char arr[], int size) {
		int slot[alphabet];
		for (int i = 0; i < this->alphabet; ++i) {
			//Set each slot to zero
			slot[i] = 0;
		}
		for (int i = 0; i < size; ++i) {
			//store the number of occurrences of character
			slot[(int) arr[i]]++;
		}
		for (int i = 0, j = 0; i < this->alphabet && j < size; ++i) {
			//Assign value to actual array when slots are not empty
			while (slot[i] > 0) {
				arr[j] = (char) i;
				slot[i]--;
				j++;
			}
		}
	}
	//Display array elements
	void print_array(char arr[], int size) {
		for (int i = 0; i < size; i++) {
			cout << " " << arr[i];
		}
		cout << "\n";
	}
};
int main() {
	MySort obj ;
	char arr[] = {
		'o',
		'k',
		'f',
		'i',
		'n',
		'd',
		'c',
		'b',
		'o',
		'o',
		'k',
		't',
		'e',
		'x',
		't',
		'o',
		'o',
		'7',
		'\0'
	};
	//Get the size of array
	int size = sizeof(arr) / sizeof(arr[0]);
	cout << "Before Sort :\n";
	obj.print_array(arr, size);
	obj.count_sort(arr, size-1);
	cout << "After Sort : \n";
	obj.print_array(arr, size);
	return 0;
}

Output

Before Sort :
 o k f i n d c b o o k t e x t o o 7
After Sort :
 7 b c d e f i k k n o o o o o t t x 
/*
  Java Program
  Count Sort Program
*/
public class MySort {

  public int alphabet;
  MySort()
  {
    alphabet=256;
  }

  public void count_sort(char []arr,int size)
  {
    
    //Create auxiliary space which is store information about character element
    int []slot= new int[alphabet];

    for (int i = 0; i < alphabet; ++i)
    {
      //Set each slot to zero
      slot[i]=0;
    }
    for (int i = 0; i < size; ++i)
    {
      //store the number of occurrences of character
      slot[(int)arr[i]]++;
    }
    for (int i = 0,j=0; i < alphabet && j<size; ++i)
    {
      //Assign value to actual array when slots are not empty
      while(slot[i] > 0)
      {
        arr[j] = (char)i;
        slot[i]--;
        j++;
      }
    }
  }
  //Display array elements
  public void print_array(char []arr,int size)
  {
    
    for(int i=0;i<size;i++)
    {
      System.out.print("  "+arr[i] );
    }
    System.out.print("\n");
  }
  public static void main(String[] args) 
  {
  

    MySort obj = new MySort();
    //Array of characters
    char []arr= {'o','k','f','i','n','d','c','b','o','o','k','t','e','x','t','o','o','7'};


    //Get the size of array
    int size=arr.length;

    System.out.print("Before Sort :\n");
    obj.print_array(arr,size);
    obj.count_sort(arr,size);

    System.out.print("After Sort : \n");
    obj.print_array(arr,size);
  }
}

Output

Before Sort :
  o  k  f  i  n  d  c  b  o  o  k  t  e  x  t  o  o  7  
After Sort : 
  7  b  c  d  e  f  i  k  k  n  o  o  o  o  o  t  t  x  
using System;

/*
  C# Program
  Count Sort Program
*/

public class MySort {
	int alphabet;
	MySort() {
		alphabet = 256;
	}
	public void count_sort(char[] arr, int size) {
		
		//Create auxiliary space which is store information about character element
		int[] slot = new int[alphabet];
		for (int i = 0; i < alphabet; ++i) {
			//Set each slot to zero
			slot[i] = 0;
		}
		for (int i = 0; i < size; ++i) {
			//store the number of occurrences of character
			slot[(int) arr[i]]++;
		}
		for (int i = 0, j = 0; i < alphabet && j < size; ++i) {
			//Assign value to actual array when slots are not empty
			while (slot[i] > 0) {
				arr[j] = (char) i;
				slot[i]--;
				j++;
			}
		}
	}
	//Display array elements
	public void print_array(char[] arr, int size) {
		for (int i = 0; i < size; i++) {
			Console.Write(" " + arr[i]);
		}
		Console.Write("\n");
	}
	public static void Main(String[] args) {
		MySort obj = new MySort();
		char[]
		//Array of characters
		arr = {
			'o',
			'k',
			'f',
			'i',
			'n',
			'd',
			'c',
			'b',
			'o',
			'o',
			'k',
			't',
			'e',
			'x',
			't',
			'o',
			'o',
			'7'
			
		};
		//Get the size of array
		int size = arr.Length;
		Console.Write("Before Sort :\n");
		obj.print_array(arr, size);
		obj.count_sort(arr, size);
		Console.Write("After Sort : \n");
		obj.print_array(arr, size);
	}
}

Output

Before Sort :
 o k f i n d c b o o k t e x t o o 7
After Sort :
 7 b c d e f i k k n o o o o o t t x
<?php
/*
  Php Program
  Count Sort Program
*/
class MySort {
  public $alphabet;

  function __construct() {
    $this->alphabet = 256;
  }
  public  function count_sort(&$arr, $size) {
    //Create auxiliary space which is store information about character element
    $slot = array_fill(0, $this->alphabet, 0);
    for ($i = 0; $i < $this->alphabet; ++$i) {
      //Set each slot to zero
      $slot[$i] = 0;
    }
    for ($i = 0; $i < $size; ++$i) {
      //store the number of occurrences of character
      $location = ord($arr[$i]);
    
      $slot[$location]++;
    }

    for ($i = 0, $j = 0; $i < $this->alphabet && $j < $size; ++$i) {
      //Assign value to actual array when slots are not empty
      while ($slot[$i] > 0) {
      
        $arr[$j] = chr($i);
        $slot[$i]--;
        $j++;
      }
    }
  }
  //Display array elements

  public  function print_array($arr, $size) {
    for ($i = 0; $i < $size; $i++) {
      echo(" ". $arr[$i]);
    }
    echo("\n");
  }
};

function main() {

  $obj = new MySort();
  //Array of characters
  $arr = array('o', 'k', 'f', 'i', 'n', 'd', 'c', 'b', 'o', 'o', 'k', 't', 'e', 'x', 't', 'o', 'o', '7');
  //Get the size of array
  $size = count($arr);
  echo("Before Sort :\n");
  $obj->print_array($arr, $size);
  $obj->count_sort($arr, $size);
  echo("After Sort : \n");
  $obj->print_array($arr, $size);

}
main();

Output

Before Sort :
 o k f i n d c b o o k t e x t o o 7
After Sort :
 7 b c d e f i k k n o o o o o t t x
/*
  Node Js Program
  Count Sort Program
*/
class MySort {
	;
	constructor() {
		this.alphabet = 256;
	}
	count_sort(arr, size) {
		//Create auxiliary space which is store information about character element
		var slot = Array(this.alphabet).fill(0);
	

		for (var i = 0; i < size; ++i) {
			//store the number of occurrences of character
			slot[arr[i].charCodeAt()]++;
		}

		for (var i = 0,j = 0; i < this.alphabet && j < size; ++i) {
			//Assign value to actual array when slots are not empty
			while (slot[i] > 0) {
				arr[j] = String.fromCharCode(i);
				slot[i]--;
				j++;
			}
		}
	}

	//Display array elements
	print_array(arr, size) {
		for (var i = 0; i < size; i++) {
			process.stdout.write(" " + arr[i]);
		}

		process.stdout.write("\n");
	}
}

function main(args) {
	var obj = new MySort();
	//Array of characters
	var arr = ['o', 'k', 'f', 'i', 'n', 'd', 'c', 'b', 'o', 'o', 'k', 't', 'e', 'x', 't', 'o', 'o', '7'];
	//Get the size of array
	var size = arr.length;
	process.stdout.write("Before Sort :\n");
	obj.print_array(arr, size);
	obj.count_sort(arr, size);
	process.stdout.write("After Sort : \n");
	obj.print_array(arr, size);
}

main();

Output

Before Sort :
 o k f i n d c b o o k t e x t o o 7
After Sort :
 7 b c d e f i k k n o o o o o t t x
#   Python 3 Program
#   Count Sort Program
class MySort :
	
	def __init__(self) :
		self.alphabet = 256
	
	def count_sort(self, arr, size) :
		slot = [0] * self.alphabet
		i = 0
		while (i < size) :
			# store the number of occurrences of character
			slot[ord(arr[i])] += 1
			i += 1
		
		i = 0
		j = 0
		while (i < self.alphabet and j < size) :
			# Assign value to actual array when slots are not empty
			while (slot[i] > 0) :
				arr[j] = chr(i)
				slot[i] -= 1
				j += 1
			
			i += 1
		
	
	# Display array elements
	def print_array(self, arr, size) :
		i = 0
		while (i < size) :
			print(" ", arr[i], end = "")
			i += 1
		
		print("\n", end = "")
	

def main() :
	obj = MySort()
	arr = ['o', 'k', 'f', 'i', 'n', 'd', 'c', 'b', 'o', 'o', 'k', 't', 'e', 'x', 't', 'o', 'o', '7']
	size = len(arr)
	print("Before Sort :\n", end = "")
	obj.print_array(arr, size)
	obj.count_sort(arr, size)
	print("After Sort : \n", end = "")
	obj.print_array(arr, size)


if __name__ == "__main__":
	main()

Output

Before Sort :
  o  k  f  i  n  d  c  b  o  o  k  t  e  x  t  o  o  7
After Sort :
  7  b  c  d  e  f  i  k  k  n  o  o  o  o  o  t  t  x
#   Ruby Program
#   Count Sort Program
class MySort 
	# Define the accessor and reader of class MySort
	attr_reader :alphabet
	attr_accessor :alphabet
	def initialize() 
		@alphabet = 256
	end
	def count_sort(arr, size) 
		slot = Array.new(@alphabet, 0)
		i = 0
		while (i < size) 
			# store the number of occurrences of character
			slot[arr[i].ord] += 1
			i += 1
		end
		i = 0
		j = 0
		while (i < @alphabet && j < size) 
			# Assign value to actual array when slots are not empty
			while (slot[i] > 0) 
				arr[j] = i.chr
				slot[i] -= 1
				j += 1
			end
			i += 1
		end
	end
	# Display array elements
	def print_array(arr, size) 
		i = 0
		while (i < size) 
			print(" ", arr[i])
			i += 1
		end
		print("\n")
	end
end
def main() 
	obj = MySort.new()
	arr = ['o', 'k', 'f', 'i', 'n', 'd', 'c', 'b', 'o', 'o', 'k', 't', 'e', 'x', 't', 'o', 'o', '7']
	size = arr.length
	print("Before Sort  :\n")
	obj.print_array(arr, size)
	obj.count_sort(arr, size)
	print("After Sort  :\n")
	obj.print_array(arr, size)
end


main()

Output

Before Sort  :
 o k f i n d c b o o k t e x t o o 7
After Sort  :
 7 b c d e f i k k n o o o o o t t x

/*
  Scala Program
  Count Sort Program
*/
class MySort (var alphabet: Int){
	

	def this() {
		this(256);
	}
	def count_sort(arr: Array[Char], size: Int): Unit = {
		var slot: Array[Int] = Array.fill[Int](this.alphabet)(0);
        var i: Int = 0;

        while (i < size) {
            //store the number of occurrences of character
            slot(arr(i).toInt) += 1;
            i += 1;
        }
        i = 0;
        var j: Int = 0;
        while (i < this.alphabet && j < size) {
            //Assign value to actual array when slots are not empty
            while (slot(i) > 0) {
                arr(j) = i.toChar;
                slot(i) -= 1;
                j += 1;
            }
            i += 1;
        }
    }
    //Display array elements
    def print_array(arr: Array[Char], size: Int): Unit = {
        var i: Int = 0;
        while (i < size) {
            print(" " + arr(i));
            i += 1;
        }
        print("\n");
    }
 }
object Main {
	def main(args: Array[String]): Unit = {
		val obj: MySort = new MySort();
		val arr: Array[Char] = Array('o', 'k', 'f', 'i', 'n', 'd', 'c', 'b', 'o', 'o', 'k', 't', 'e', 'x', 't', 'o', 'o', '7');
		val size: Int = arr.length;
		print("Before Sort :\n");
		obj.print_array(arr, size);
		obj.count_sort(arr, size);
		print("After Sort : \n");
		obj.print_array(arr, size);
	}
}

Output

Before Sort :
 o k f i n d c b o o k t e x t o o 7
After Sort :
 7 b c d e f i k k n o o o o o t t x
Last updated on by Kalkicode




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