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Shift row elements in a matrix

Here given code implementation process.

//C Program 
//Shift the row elements of given size K in matrix
#include<stdio.h>

//Matrix size
#define ROW 4
#define COL 4


void shift_elements(int arr[][COL],int row,int k)
{
 
 if(row >= 0)
 {
  int temp,data = arr[row][COL-1];

  for (int i = 0; i < COL; ++i)
  {
    //Swap element value
    temp = arr[row][i];
    arr[row][i] = data;
    data = temp;
  }
  shift_elements(arr,row-1,k);
 }
 else if(k>1)
 {
   shift_elements(arr,ROW-1,k-1);
 }
}
//Display matrix elements
void show_data(int arr[][COL])
{
  for (int i = 0; i < ROW; ++i)
  {
    for (int j = 0; j < COL; ++j)
    {
      printf("%3d",arr[i][j] );
    }
    printf("\n");
  }
  printf("\n");
}
int main()
{

  //Define matrix element
  int arr[][COL]={
    {1, 2, 3, 4},
    {5, 6, 7, 8},
    {9, 10, 11, 12},
    {13, 14, 15, 16}
  };

  int k=2;

  show_data(arr);

  shift_elements(arr,ROW-1,k);

  show_data(arr);

  return 0;
}

Output

  1  2  3  4
  5  6  7  8
  9 10 11 12
 13 14 15 16

  3  4  1  2
  7  8  5  6
 11 12  9 10
 15 16 13 14

/*
 C++ Program
 Shift the row elements of given size K in matrix
*/
#include<iostream>
//Matrix size
#define ROW 4
#define COL 4
using namespace std;

class MyMatrix {
	public:
	int rows;
	int cols;
	MyMatrix() {
		//Get the size of matrix
		this->rows = ROW;
		this->cols = COL;
	}
	void shift_elements(int matrix[][COL], int row, int k) {
		if (row >= 0) {
			int temp, data = matrix[row][this->cols - 1];
			for (int i = 0; i < this->cols; ++i) {
				//Swap element value
				temp = matrix[row][i];
				matrix[row][i] = data;
				data = temp;
			}
			this->shift_elements(matrix, row - 1, k);
		} else
		if (k > 1) {
			this->shift_elements(matrix, this->rows - 1, k - 1);
		}
	}
	//Display matrix elements
	void show_data(int matrix[][COL]) {
		for (int i = 0; i < this->rows; ++i) {
			for (int j = 0; j < this->cols; ++j) {
				cout << " " << matrix[i][j];
			}
			cout << "\n";
		}
		cout << "\n";
	}
};
int main() {
	int matrix[][COL] = {
		{
			1,
			2,
			3,
			4
		},
		{
			5,
			6,
			7,
			8
		},
		{
			9,
			10,
			11,
			12
		},
		{
			13,
			14,
			15,
			16
		}
	};
	MyMatrix obj;
	int k = 2;
	obj.show_data(matrix);
	obj.shift_elements(matrix, obj.rows - 1, k);
	obj.show_data(matrix);
	return 0;
}

Output

 1 2 3 4
 5 6 7 8
 9 10 11 12
 13 14 15 16

 3 4 1 2
 7 8 5 6
 11 12 9 10
 15 16 13 14

/*
  Java Program
  Shift the row elements of given size K in matrix
*/
public class MyMatrix {

  public int rows;
  public int cols;
  public MyMatrix(int [][]matrix)
  {
    //Get the size of matrix
    rows = matrix.length;
    cols = matrix[0].length;
  }
 
  public void shift_elements(int [][]matrix,int row,int k)
  {
   
    if(row >= 0)
    {
      int temp,data = matrix[row][cols-1];

      for (int i = 0; i < cols; ++i)
      {
        //Swap element value
        temp = matrix[row][i];
        matrix[row][i] = data;
        data = temp;
      }
      shift_elements(matrix,row-1,k);
    }
    else if(k>1)
    {
      shift_elements(matrix,rows-1,k-1);
    }
  }
  //Display matrix elements
  public void show_data(int [][]matrix)
  {
    for (int i = 0; i < rows; ++i)
    {
      for (int j = 0; j < cols; ++j)
      {
        System.out.print("  "+matrix[i][j] );
      }
      System.out.print("\n");
    }
    System.out.print("\n");
  }

  public static void main(String[] args) {
    
    //Define matrix 
    int [][]matrix = {
      {1, 2, 3, 4},
      {5, 6, 7, 8},
      {9, 10, 11, 12},
      {13, 14, 15, 16}
    };
    MyMatrix obj = new MyMatrix(matrix);
    int k=2;

    obj.show_data(matrix);

    obj.shift_elements(matrix,obj.rows-1,k);

    obj.show_data(matrix);
  }
}

Output

 1 2 3 4
 5 6 7 8
 9 10 11 12
 13 14 15 16

 3 4 1 2
 7 8 5 6
 11 12 9 10
 15 16 13 14

using System;
/*
  C# Program
  Shift the row elements of given size K in matrix
*/

public class MyMatrix {
	int rows;
	int cols;
	MyMatrix(int[,] matrix) {
		//Get the size of matrix
		rows = matrix.GetLength(0);
		cols = matrix.GetLength(1);
	}
	public void shift_elements(int[,] matrix, int row, int k) {
		if (row >= 0) {
			int temp, data = matrix[row,cols - 1];
			for (int i = 0; i < cols; ++i) {
				//Swap element value
				temp = matrix[row,i];
				matrix[row,i] = data;
				data = temp;
			}
			shift_elements(matrix, row - 1, k);
		} else
		if (k > 1) {
			shift_elements(matrix, rows - 1, k - 1);
		}
	}
	//Display matrix elements
	public void show_data(int[,] matrix) {
		for (int i = 0; i < rows; ++i) {
			for (int j = 0; j < cols; ++j) {
				Console.Write(" " + matrix[i,j]);
			}
			Console.Write("\n");
		}
		Console.Write("\n");
	}
	public static void Main(String[] args) {
		int[,]
		//Define matrix 
		matrix = {
			{
				1,
				2,
				3,
				4
			},
			{
				5,
				6,
				7,
				8
			},
			{
				9,
				10,
				11,
				12
			},
			{
				13,
				14,
				15,
				16
			}
		};
		MyMatrix obj = new MyMatrix(matrix);
		int k = 2;
		obj.show_data(matrix);
		obj.shift_elements(matrix, obj.rows - 1, k);
		obj.show_data(matrix);
	}
}

Output

 1 2 3 4
 5 6 7 8
 9 10 11 12
 13 14 15 16

 3 4 1 2
 7 8 5 6
 11 12 9 10
 15 16 13 14

<?php
/*
  Php Program
  Shift the row elements of given size K in matrix
*/
class MyMatrix {
	public $rows;
	public $cols;

	function __construct($matrix) {
		//Get the size of matrix
		$this->rows = count($matrix);
		$this->cols = count($matrix[0]);
	}
	public 	function shift_elements(&$matrix, $row, $k) {
		if ($row >= 0) {
			$temp;
			$data = $matrix[$row][$this->cols - 1];
			for ($i = 0; $i < $this->cols; ++$i) {
				//Swap element value
				$temp = $matrix[$row][$i];
				$matrix[$row][$i] = $data;
				$data = $temp;
			}
			$this->shift_elements($matrix, $row - 1, $k);
		} 
      	else if ($k > 1) {
			$this->shift_elements($matrix, $this->rows - 1, $k - 1);
		}
	}
	//Display matrix elements

	public 	function show_data($matrix) {
		for ($i = 0; $i < $this->rows; ++$i) {
			for ($j = 0; $j < $this->cols; ++$j) {
				echo(" ". $matrix[$i][$j]);
			}
			echo("\n");
		}
		echo("\n");
	}
};

function main() {
	//Define matrix 
	$matrix = array(array(1, 2, 3, 4), array(5, 6, 7, 8), array(9, 10, 11, 12), array(13, 14, 15, 16));
	$obj = new MyMatrix($matrix);
	$k = 2;
	$obj->show_data($matrix);
	$obj->shift_elements($matrix, $obj->rows - 1, $k);
	$obj->show_data($matrix);

}
main();

Output

 1 2 3 4
 5 6 7 8
 9 10 11 12
 13 14 15 16

 3 4 1 2
 7 8 5 6
 11 12 9 10
 15 16 13 14

/*
 Node Js Program
 Shift the row elements of given size K in matrix
*/
class MyMatrix {
	;;
	constructor(matrix) {
		//Get the size of matrix
		this.rows = matrix.length;
		this.cols = matrix[0].length;
	}
	shift_elements(matrix, row, k) {
		if (row >= 0) {
			var temp;
			var data = matrix[row][this.cols - 1];
			for (var i = 0; i < this.cols; ++i) {
				//Swap element value
				temp = matrix[row][i];
				matrix[row][i] = data;
				data = temp;
			}
			this.shift_elements(matrix, row - 1, k);
		} else
		if (k > 1) {
			this.shift_elements(matrix, this.rows - 1, k - 1);
		}
	}

	//Display matrix elements
	show_data(matrix) {
		for (var i = 0; i < this.rows; ++i) {
			for (var j = 0; j < this.cols; ++j) {
				process.stdout.write(" " + matrix[i][j]);
			}

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

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

function main(args) {
	//Define matrix 
	var matrix = [
		[1, 2, 3, 4],
		[5, 6, 7, 8],
		[9, 10, 11, 12],
		[13, 14, 15, 16]
	];
	var obj = new MyMatrix(matrix);
	var k = 2;
	obj.show_data(matrix);
	obj.shift_elements(matrix, obj.rows - 1, k);
	obj.show_data(matrix);
}
main();

Output

 1 2 3 4
 5 6 7 8
 9 10 11 12
 13 14 15 16

 3 4 1 2
 7 8 5 6
 11 12 9 10
 15 16 13 14

# Python 3 Program
# Shift the row elements of given size K in matrix
class MyMatrix :
	
	def __init__(self, matrix) :
		# Get the size of matrix
		self.rows = len(matrix)
		self.cols = len(matrix[0])
	
	def shift_elements(self, matrix, row, k) :
		if (row >= 0) :
			temp = 0
			data = matrix[row][self.cols - 1]
			i = 0
			while (i < self.cols) :
				# Swap element value
				temp = matrix[row][i]
				matrix[row][i] = data
				data = temp
				i += 1
			
			self.shift_elements(matrix, row - 1, k)
		elif (k > 1) :
			self.shift_elements(matrix, self.rows - 1, k - 1)
		
	
	# Display matrix elements
	def show_data(self, matrix) :
		i = 0
		while (i < self.rows) :
			j = 0
			while (j < self.cols) :
				print(" ", matrix[i][j], end = "")
				j += 1
			
			print("\n", end = "")
			i += 1
		
		print("\n", end = "")
	

def main() :
	matrix = [
		[1, 2, 3, 4],
		[5, 6, 7, 8],
		[9, 10, 11, 12],
		[13, 14, 15, 16]
	]
	obj = MyMatrix(matrix)
	k = 2
	obj.show_data(matrix)
	obj.shift_elements(matrix, obj.rows - 1, k)
	obj.show_data(matrix)


if __name__ == "__main__":
	main()

Output

  1  2  3  4
  5  6  7  8
  9  10  11  12
  13  14  15  16

  3  4  1  2
  7  8  5  6
  11  12  9  10
  15  16  13  14

# Ruby Program 
# Shift the row elements of given size K in matrix
class MyMatrix 
	# Define the accessor and reader of class MyMatrix
    attr_reader :rows, :cols
    attr_accessor :rows, :cols
	def initialize(matrix) 
		# Get the size of matrix
		@rows = matrix.length
		@cols = matrix[0].length
	end
	def shift_elements(matrix, row, k) 
		if (row >= 0) 
			temp = 0
			data = matrix[row][@cols - 1]
			i = 0
			while (i < @cols) 
				# Swap element value
				temp = matrix[row][i]
				matrix[row][i] = data
				data = temp
				i += 1
			end
			self.shift_elements(matrix, row - 1, k)
		elsif (k > 1) 
			self.shift_elements(matrix, @rows - 1, k - 1)
		end
	end
	# Display matrix elements
	def show_data(matrix) 
		i = 0
		while (i < @rows) 
			j = 0
			while (j < @cols) 
				print(" ", matrix[i][j])
				j += 1
			end
			print("\n")
			i += 1
		end
		print("\n")
	end
end
def main() 
	matrix = [
		[1, 2, 3, 4],
		[5, 6, 7, 8],
		[9, 10, 11, 12],
		[13, 14, 15, 16]
	]
	obj = MyMatrix.new(matrix)
	k = 2
	obj.show_data(matrix)
	obj.shift_elements(matrix, obj.rows - 1, k)
	obj.show_data(matrix)
end


main()

Output

 1 2 3 4
 5 6 7 8
 9 10 11 12
 13 14 15 16

 3 4 1 2
 7 8 5 6
 11 12 9 10
 15 16 13 14


/*
 Scala Program
 Shift the row elements of given size K in matrix
*/
class MyMatrix(var rows: Int,var cols: Int) {


	def this(matrix: Array[Array[Int]]) {
		//Get the size of matrix
		this(matrix.length,matrix(0).length);
	}
	def shift_elements(matrix: Array[Array[Int]], row: Int, k: Int): Unit = {
		if (row >= 0) {
			var temp: Int = 0;
			var data: Int = matrix(row)(this.cols - 1);
			var i: Int = 0;
			while (i < this.cols) {
				//Swap element value
				temp = matrix(row)(i);
				matrix(row)(i) = data;
				data = temp;
				i += 1;
			}
			this.shift_elements(matrix, row - 1, k);
		} else
		if (k > 1) {
			this.shift_elements(matrix, this.rows - 1, k - 1);
		}
	}
	//Display matrix elements
	def show_data(matrix: Array[Array[Int]]): Unit = {
		var i: Int = 0;
		while (i < this.rows) {
			var j: Int = 0;
			while (j < this.cols) {
				print(" " + matrix(i)(j));
				j += 1;
			}
			print("\n");
			i += 1;
		}
		print("\n");
	}
}
object Main {
	def main(args: Array[String]): Unit = {
		val matrix: Array[Array[Int]] = Array(
			Array(1, 2, 3, 4),
			Array(5, 6, 7, 8),
			Array(9, 10, 11, 12),
			Array(13, 14, 15, 16));
		val obj: MyMatrix = new MyMatrix(matrix);
		val k: Int = 2;
		obj.show_data(matrix);
		obj.shift_elements(matrix, obj.rows - 1, k);
		obj.show_data(matrix);
	}
}

Output

 1 2 3 4
 5 6 7 8
 9 10 11 12
 13 14 15 16

 3 4 1 2
 7 8 5 6
 11 12 9 10
 15 16 13 14

/*
  Swift 4 Program
  Shift the row elements of given size K in matrix
*/
class MyMatrix {
	var rows : Int;
	var cols : Int;
	init(_ matrix: [[Int]]) {
		//Get the size of matrix
		self.rows = matrix.count;
		self.cols = matrix[0].count;
	}
	func shift_elements(_ matrix: inout [[Int]], _ row: Int, _ k: Int) {
		if (row >= 0) {
			var temp: Int = 0;
			var data: Int = matrix[row][self.cols - 1];
			var i: Int = 0;
			while (i < self.cols) {
				//Swap element value
				temp = matrix[row][i];
				matrix[row][i] = data;
				data = temp;
				i += 1;
			}
			self.shift_elements(&matrix, row - 1, k);
		} else
		if (k > 1) {
			self.shift_elements(&matrix, self.rows - 1, k - 1);
		}
	}
	//Display matrix elements
	func show_data(_ matrix: [
		[Int]
	]) {
		var i: Int = 0;
		while (i < self.rows) {
			var j: Int = 0;
			while (j < self.cols) {
				print(" ", matrix[i][j], terminator: "");
				j += 1;
			}
			print("\n", terminator: "");
			i += 1;
		}
		print("\n", terminator: "");
	}
}
func main() {
	var matrix: [
		[Int]
	] = [
		[1, 2, 3, 4],
		[5, 6, 7, 8],
		[9, 10, 11, 12],
		[13, 14, 15, 16]
	];
	let obj: MyMatrix = MyMatrix(matrix);
	let k: Int = 2;
	obj.show_data(matrix);
	obj.shift_elements(&matrix, obj.rows - 1, k);
	obj.show_data(matrix);
}
main();

Output

  1  2  3  4
  5  6  7  8
  9  10  11  12
  13  14  15  16

  3  4  1  2
  7  8  5  6
  11  12  9  10
  15  16  13  14
Last updated on by Kalkicode




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