Reverse the diamond elements in square matrix

Here given code implementation process.

/*
  C Program 
+ Reverse the diamond elements in square matrix
*/
#include <stdio.h>
//Size of matrix
#define ROW 5
#define COL 5

void change(int matrix[ROW][COL],int row_s,int col_s)
{
  int temp = 0;
  for (int i = col_s; i < (COL)-i; ++i)
  {
      //Swap element value
      temp=matrix[row_s][i];
      matrix[row_s][i] = matrix[row_s][(COL-1)-i];
      matrix[row_s][(COL-1)-i]=temp;
  }
}
//Reversing diamond position element in row wise
void reverse_row(int matrix[ROW][COL])
{
  if(ROW != COL || COL%2==0)
  {
    printf("\nThis is not a perfect odd rows or columns matrix");
    return;
  }

  int col_s = COL / 2;

  for (int i = 0; i < ROW; ++i)
  {
    change(matrix,i,col_s);
    
    if(i < ROW/2)
    {
      
      col_s--;
    }
    else
    { 
      col_s++;
    
    }
  }

}
//Display matrix elements
void show_data(int matrix[][COL])
{
  for (int i = 0; i < ROW; ++i)
  {
    for (int j = 0; j < COL; ++j)
    {
      printf("%3d",matrix[i][j] );
    }
    printf("\n");
  }
  printf("\n");
}
int main(){

  int matrix[ROW][COL] ={
    {1,  2,   3,  4,  5},
    {6,  7,   8,  9,  10},
    {11, 12, 13, 15,  16},
    {17, 18, 19, 20,  21},
    {22, 23, 24, 25,  26}

  }; 

  show_data(matrix);  
  
  reverse_row(matrix);

  show_data(matrix);  

  return 0;
}

Output

  1  2  3  4  5
  6  7  8  9 10
 11 12 13 15 16
 17 18 19 20 21
 22 23 24 25 26

  1  2  3  4  5
  6  9  8  7 10
 16 15 13 12 11
 17 20 19 18 21
 22 23 24 25 26
/*
 C++ Program
 Reverse the diamond elements in square matrix
*/
#include<iostream>
#define ROW 5
#define COL 5
using namespace std;

class MyMatrix {
	public:
	int rows;
	int cols;
	MyMatrix() {
		//Get the size of matrix
		this->rows = ROW;
		this->cols = COL;
	}
	void change(int matrix[][COL], int row_s, int col_s) {
		int temp = 0;
		for (int i = col_s; i < this->cols - i; ++i) {
			//Swap element value
			temp = matrix[row_s][i];
			matrix[row_s][i] = matrix[row_s][(this->cols - 1) - i];
			matrix[row_s][(this->cols - 1) - i] = temp;
		}
	}
	//Reversing diamond position element in row wise
	void reverse_row(int matrix[][COL]) {
		if (this->rows != this->cols || this->cols % 2 == 0) {
			cout << "\nThis is not a perfect odd rows or columns matrix";
			return;
		}
		int col_s = this->cols / 2;
		for (int i = 0; i < this->rows; ++i) {
			this->change(matrix, i, col_s);
			if (i < this->rows / 2) {
				col_s--;
			} else {
				col_s++;
			}
		}
	}
	//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,
			15,
			16
		},
		{
			17,
			18,
			19,
			20,
			21
		},
		{
			22,
			23,
			24,
			25,
			26
		}
	};
	MyMatrix obj;
	obj.show_data(matrix);
	obj.reverse_row(matrix);
	obj.show_data(matrix);
	return 0;
}

Output

 1 2 3 4 5
 6 7 8 9 10
 11 12 13 15 16
 17 18 19 20 21
 22 23 24 25 26

 1 2 3 4 5
 6 9 8 7 10
 16 15 13 12 11
 17 20 19 18 21
 22 23 24 25 26
/*
  C# Program
  Reverse the diamond elements in square matrix
*/
using System;
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 change(int[,] matrix, int row_s, int col_s) {
		int temp = 0;
		for (int i = col_s; i < cols - i; ++i) {
			//Swap element value
			temp = matrix[row_s,i];
			matrix[row_s,i] = matrix[row_s,(cols - 1) - i];
			matrix[row_s,(cols - 1) - i] = temp;
		}
	}
	//Reversing diamond position element in row wise
	public void reverse_row(int[,] matrix) {
		if (rows != cols || cols % 2 == 0) {
			Console.Write("\nThis is not a perfect odd rows or columns matrix");
			return;
		}
		int col_s = cols / 2;
		for (int i = 0; i < rows; ++i) {
			change(matrix, i, col_s);
			if (i < rows / 2) {
				col_s--;
			} else {
				col_s++;
			}
		}
	}
	//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,
				15,
				16
			},
			{
				17,
				18,
				19,
				20,
				21
			},
			{
				22,
				23,
				24,
				25,
				26
			}
		};
		MyMatrix obj = new MyMatrix(matrix);
		obj.show_data(matrix);
		obj.reverse_row(matrix);
		obj.show_data(matrix);
	}
}

Output

 1 2 3 4 5
 6 7 8 9 10
 11 12 13 15 16
 17 18 19 20 21
 22 23 24 25 26

 1 2 3 4 5
 6 9 8 7 10
 16 15 13 12 11
 17 20 19 18 21
 22 23 24 25 26
<?php
/*
  Php Program
  Reverse the diamond elements in square 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 change(&$matrix, $row_s, $col_s) {
		$temp = 0;
		for ($i = $col_s; $i < $this->cols - $i; ++$i) {
			//Swap element value
			$temp = $matrix[$row_s][$i];
			$matrix[$row_s][$i] = $matrix[$row_s][($this->cols - 1) - $i];
			$matrix[$row_s][($this->cols - 1) - $i] = $temp;
		}
	}
	//Reversing diamond position element in row wise

	public 	function reverse_row(&$matrix) {
		if ($this->rows != $this->cols || $this->cols % 2 == 0) {
			echo("\nThis is not a perfect odd rows or columns matrix");
			return;
		}
		$col_s = intval($this->cols / 2);
		for ($i = 0; $i < $this->rows; ++$i) {
			$this->change($matrix, $i, $col_s);
			if ($i < intval($this->rows / 2)) {
				$col_s--;
			} else {
				$col_s++;
			}
		}
	}
	//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, 5), 
      array(6, 7, 8, 9, 10),
      array(11, 12, 13, 15, 16), 
      array(17, 18, 19, 20, 21), 
      array(22, 23, 24, 25, 26)
    );
	$obj = new MyMatrix($matrix);
	$obj->show_data($matrix);
	$obj->reverse_row($matrix);
	$obj->show_data($matrix);

}
main();

Output

 1 2 3 4 5
 6 7 8 9 10
 11 12 13 15 16
 17 18 19 20 21
 22 23 24 25 26

 1 2 3 4 5
 6 9 8 7 10
 16 15 13 12 11
 17 20 19 18 21
 22 23 24 25 26
/*
 Node Js Program
 Reverse the diamond elements in square matrix
*/
class MyMatrix {
	;;
	constructor(matrix) {
		//Get the size of matrix
		this.rows = matrix.length;
		this.cols = matrix[0].length;
	}
	change(matrix, row_s, col_s) {
		var temp = 0;
		for (var i = col_s; i < this.cols - i; ++i) {
			//Swap element value
			temp = matrix[row_s][i];
			matrix[row_s][i] = matrix[row_s][(this.cols - 1) - i];
			matrix[row_s][(this.cols - 1) - i] = temp;
		}
	}

	//Reversing diamond position element in row wise
	reverse_row(matrix) {
		if (this.rows != this.cols || this.cols % 2 == 0) {
			process.stdout.write("\nThis is not a perfect odd rows or columns matrix");
			return;
		}
		var col_s = parseInt(this.cols / 2);
		for (var i = 0; i < this.rows; ++i) {
			this.change(matrix, i, col_s);
			if (i < parseInt(this.rows / 2)) {
				col_s--;
			} else {
				col_s++;
			}
		}
	}

	//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, 15, 16],
		[17, 18, 19, 20, 21],
		[22, 23, 24, 25, 26]
	];
	var obj = new MyMatrix(matrix);
	obj.show_data(matrix);
	obj.reverse_row(matrix);
	obj.show_data(matrix);
}
main();

Output

 1 2 3 4 5
 6 7 8 9 10
 11 12 13 15 16
 17 18 19 20 21
 22 23 24 25 26

 1 2 3 4 5
 6 9 8 7 10
 16 15 13 12 11
 17 20 19 18 21
 22 23 24 25 26
# Python 3 Program
# Reverse the diamond elements in square matrix
class MyMatrix :
	
	def __init__(self, matrix) :
		# Get the size of matrix
		self.rows = len(matrix)
		self.cols = len(matrix[0])
	
	def change(self, matrix, row_s, col_s) :
		temp = 0
		i = col_s
		while (i < self.cols - i) :
			# Swap element value
			temp = matrix[row_s][i]
			matrix[row_s][i] = matrix[row_s][(self.cols - 1) - i]
			matrix[row_s][(self.cols - 1) - i] = temp
			i += 1
		
	
	# Reversing diamond position element in row wise
	def reverse_row(self, matrix) :
		if (self.rows != self.cols or self.cols % 2 == 0) :
			print("\nThis is not a perfect odd rows or columns matrix", end = "")
			return
		
		col_s = int(self.cols / 2)
		i = 0
		while (i < self.rows) :
			self.change(matrix, i, col_s)
			if (i < int(self.rows / 2)) :
				col_s -= 1
			else :
				col_s += 1
			
			i += 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, 15, 16],
		[17, 18, 19, 20, 21],
		[22, 23, 24, 25, 26]
	]
	obj = MyMatrix(matrix)
	obj.show_data(matrix)
	obj.reverse_row(matrix)
	obj.show_data(matrix)


if __name__ == "__main__":
	main()

Output

  1  2  3  4  5
  6  7  8  9  10
  11  12  13  15  16
  17  18  19  20  21
  22  23  24  25  26

  1  2  3  4  5
  6  9  8  7  10
  16  15  13  12  11
  17  20  19  18  21
  22  23  24  25  26
# Ruby Program 
# Reverse the diamond elements in square 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 change(matrix, row_s, col_s) 
		temp = 0
		i = col_s
		while (i < @cols - i) 
			# Swap element value
			temp = matrix[row_s][i]
			matrix[row_s][i] = matrix[row_s][(@cols - 1) - i]
			matrix[row_s][(@cols - 1) - i] = temp
			i += 1
		end
	end
	# Reversing diamond position element in row wise
	def reverse_row(matrix) 
		if (@rows != @cols or @cols % 2 == 0) 
			print("\nThis is not a perfect odd rows or columns matrix")
			return
		end
		col_s = @cols / 2
		i = 0
		while (i < @rows) 
			self.change(matrix, i, col_s)
			if (i < @rows / 2) 
				col_s -= 1
			else 
				col_s += 1
			end
			i += 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, 15, 16],
		[17, 18, 19, 20, 21],
		[22, 23, 24, 25, 26]
	]
	obj = MyMatrix.new(matrix)
	obj.show_data(matrix)
	obj.reverse_row(matrix)
	obj.show_data(matrix)
end


main()

Output

 1 2 3 4 5
 6 7 8 9 10
 11 12 13 15 16
 17 18 19 20 21
 22 23 24 25 26

 1 2 3 4 5
 6 9 8 7 10
 16 15 13 12 11
 17 20 19 18 21
 22 23 24 25 26

/*
 Scala Program
 Reverse the diamond elements in square 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 change(matrix: Array[Array[Int]], row_s: Int, col_s: Int): Unit = {
		var temp: Int = 0;
		var i: Int = col_s;
		while (i < this.cols - i) {
			//Swap element value
			temp = matrix(row_s)(i);
			matrix(row_s)(i) = matrix(row_s)((this.cols - 1) - i);
			matrix(row_s)((this.cols - 1) - i) = temp;
			i += 1;
		}
	}
	//Reversing diamond position element in row wise
	def reverse_row(matrix: Array[Array[Int]]): Unit = {
		if (this.rows != this.cols || this.cols % 2 == 0) {
			print("\nThis is not a perfect odd rows or columns matrix");

			return;
		}
		var col_s: Int = (this.cols / 2).toInt;
		var i: Int = 0;
		while (i < this.rows) {
			this.change(matrix, i, col_s);

			if (i < (this.rows / 2).toInt) {
				col_s -= 1;
			} else {
				col_s += 1;
			}
			i += 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, 5),
			Array(6, 7, 8, 9, 10),
			Array(11, 12, 13, 15, 16),
			Array(17, 18, 19, 20, 21),
			Array(22, 23, 24, 25, 26));
		val obj: MyMatrix = new MyMatrix(matrix);
		obj.show_data(matrix);
		obj.reverse_row(matrix);
		obj.show_data(matrix);
	}
}

Output

 1 2 3 4 5
 6 7 8 9 10
 11 12 13 15 16
 17 18 19 20 21
 22 23 24 25 26

 1 2 3 4 5
 6 9 8 7 10
 16 15 13 12 11
 17 20 19 18 21
 22 23 24 25 26
/*
  Swift 4 Program
  Reverse the diamond elements in square 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 change(_ matrix: inout [[Int]], _ row_s: Int, _ col_s: Int) {
		var temp: Int = 0;
		var i: Int = col_s;
		while (i < self.cols - i) {
			//Swap element value
			temp = matrix[row_s][i];
			matrix[row_s][i] = matrix[row_s][(self.cols - 1) - i];
			matrix[row_s][(self.cols - 1) - i] = temp;
			i += 1;
		}
	}
	//Reversing diamond position element in row wise
	func reverse_row(_ matrix: inout [[Int]]) {
		if (self.rows != self.cols || self.cols % 2 == 0) {
			print("\nThis is not a perfect odd rows or columns matrix", terminator: "");
			return;
		}
		var col_s: Int = self.cols / 2;
		var i: Int = 0;
		while (i < self.rows) {
			self.change(&matrix, i, col_s);
			if (i < self.rows / 2) {
				col_s -= 1;
			} else {
				col_s += 1;
			}
			i += 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, 15, 16],
		[17, 18, 19, 20, 21],
		[22, 23, 24, 25, 26]
	];
	let obj: MyMatrix = MyMatrix(matrix);
	obj.show_data(matrix);
	obj.reverse_row(&matrix);
	obj.show_data(matrix);
}
main();

Output

  1  2  3  4  5
  6  7  8  9  10
  11  12  13  15  16
  17  18  19  20  21
  22  23  24  25  26

  1  2  3  4  5
  6  9  8  7  10
  16  15  13  12  11
  17  20  19  18  21
  22  23  24  25  26


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