Swap the elements of lower and upper triangular matrix
Here given code implementation process.
/*
C Program
Swap the elements of lower and upper triangular matrix
*/
#include<stdio.h>
#define ROW 4
#define COL 4
//interchange the elements of lower and upper triangular matrix
void swap_element(int arr[ROW][COL])
{
int temp=0;
for (int i = 0; i < COL ; ++i)
{
for (int j = i+1; j < ROW ; ++j)
{
//swap the element
temp=arr[i][j];
arr[i][j]=arr[j][i];
arr[j][i]=temp;
}
}
}
//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(){
int arr[ROW][COL]= {
{ 6, 1, 5, 3 },
{ 0, 3, 2, 6 },
{ 4, 0, 4, 7 },
{ 1, 2, 9, 1 } };
show_data(arr);
swap_element(arr);
show_data(arr);
return 0;
}
Output
6 1 5 3
0 3 2 6
4 0 4 7
1 2 9 1
6 0 4 1
1 3 0 2
5 2 4 9
3 6 7 1
/*
C++ Program
Swap the elements of lower and upper triangular matrix
*/
#include<iostream>
#define SIZE 4
using namespace std;
class MyMatrix {
public:
int rows;
int cols;
MyMatrix() {
//Get the size of array
//Assuming this is a square matrix of NXN
this->rows = SIZE;
this->cols = SIZE;
}
//interchange the elements of lower and upper triangular matrix
void swap_element(int matrix[][SIZE]) {
int temp = 0;
for (int i = 0; i < this->cols; ++i) {
for (int j = i + 1; j < this->rows; ++j) {
//swap the element
temp = matrix[i][j];
matrix[i][j] = matrix[j][i];
matrix[j][i] = temp;
}
}
}
//Display matrix elements
void show_data(int matrix[][SIZE]) {
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[][SIZE] = {
{
6,
1,
5,
3
},
{
0,
3,
2,
6
},
{
4,
0,
4,
7
},
{
1,
2,
9,
1
}
};
MyMatrix obj = MyMatrix();
obj.show_data(matrix);
obj.swap_element(matrix);
obj.show_data(matrix);
return 0;
}
Output
6 1 5 3
0 3 2 6
4 0 4 7
1 2 9 1
6 0 4 1
1 3 0 2
5 2 4 9
3 6 7 1
/*
Java Program
Swap the elements of lower and upper triangular matrix
*/
public class MyMatrix
{
public int rows;
public int cols;
public MyMatrix(int [][]matrix)
{
//Get the size of array
//Assuming this is a square matrix of NXN
rows= matrix.length;
cols= rows;
}
//interchange the elements of lower and upper triangular matrix
public void swap_element(int [][]matrix)
{
int temp=0;
for (int i = 0; i < cols ; ++i)
{
for (int j = i+1; j < rows ; ++j)
{
//swap the element
temp=matrix[i][j];
matrix[i][j]=matrix[j][i];
matrix[j][i]=temp;
}
}
}
//Display matrix elements
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) {
//matrix elements
int [][]matrix = {
{ 6, 1, 5, 3 },
{ 0, 3, 2, 6 },
{ 4, 0, 4, 7 },
{ 1, 2, 9, 1 }
};
MyMatrix obj = new MyMatrix(matrix);
obj.show_data(matrix);
obj.swap_element(matrix);
obj.show_data(matrix);
}
}
Output
6 1 5 3
0 3 2 6
4 0 4 7
1 2 9 1
6 0 4 1
1 3 0 2
5 2 4 9
3 6 7 1
using System;
/*
C# Program
Swap the elements of lower and upper triangular matrix
*/
public class MyMatrix {
int rows;
int cols;
MyMatrix(int[,] matrix) {
//Get the size of array
//Assuming this is a square matrix of NXN
rows = matrix.GetLength(0);
cols = rows;
}
//interchange the elements of lower and upper triangular matrix
public void swap_element(int[,] matrix) {
int temp = 0;
for (int i = 0; i < cols; ++i) {
for (int j = i + 1; j < rows; ++j) {
//swap the element
temp = matrix[i,j];
matrix[i,j] = matrix[j,i];
matrix[j,i] = temp;
}
}
}
//Display matrix elements
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[,]
//matrix elements
matrix = {
{
6,
1,
5,
3
},
{
0,
3,
2,
6
},
{
4,
0,
4,
7
},
{
1,
2,
9,
1
}
};
MyMatrix obj = new MyMatrix(matrix);
obj.show_data(matrix);
obj.swap_element(matrix);
obj.show_data(matrix);
}
}
Output
6 1 5 3
0 3 2 6
4 0 4 7
1 2 9 1
6 0 4 1
1 3 0 2
5 2 4 9
3 6 7 1
<?php
/*
Php Program
Swap the elements of lower and upper triangular matrix
*/
class MyMatrix {
public $rows;
public $cols;
function __construct($matrix) {
//Get the size of array
//Assuming this is a square matrix of NXN
$this->rows = count($matrix);
$this->cols = $this->rows;
}
//interchange the elements of lower and upper triangular matrix
public function swap_element(&$matrix) {
$temp = 0;
for ($i = 0; $i < $this->cols; ++$i) {
for ($j = $i + 1; $j < $this->rows; ++$j) {
//swap the element
$temp = $matrix[$i][$j];
$matrix[$i][$j] = $matrix[$j][$i];
$matrix[$j][$i] = $temp;
}
}
}
//Display matrix elements
function show_data($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() {
//matrix elements
$matrix = array(
array(6, 1, 5, 3),
array(0, 3, 2, 6),
array(4, 0, 4, 7),
array(1, 2, 9, 1));
$obj = new MyMatrix($matrix);
$obj->show_data($matrix);
$obj->swap_element($matrix);
$obj->show_data($matrix);
}
main();
Output
6 1 5 3
0 3 2 6
4 0 4 7
1 2 9 1
6 0 4 1
1 3 0 2
5 2 4 9
3 6 7 1
/*
Node Js Program
Swap the elements of lower and upper triangular matrix
*/
class MyMatrix {
constructor(matrix) {
//Get the size of array
//Assuming this is a square matrix of NXN
this.rows = matrix.length;
this.cols = this.rows;
}
//interchange the elements of lower and upper triangular matrix
swap_element(matrix) {
var temp = 0;
for (var i = 0; i < this.cols; ++i) {
for (var j = i + 1; j < this.rows; ++j) {
//swap the element
temp = matrix[i][j];
matrix[i][j] = matrix[j][i];
matrix[j][i] = temp;
}
}
}
//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) {
//matrix elements
var matrix = [
[6, 1, 5, 3],
[0, 3, 2, 6],
[4, 0, 4, 7],
[1, 2, 9, 1]
];
var obj = new MyMatrix(matrix);
obj.show_data(matrix);
obj.swap_element(matrix);
obj.show_data(matrix);
}
main();
Output
6 1 5 3
0 3 2 6
4 0 4 7
1 2 9 1
6 0 4 1
1 3 0 2
5 2 4 9
3 6 7 1
# Python 3 Program
# Swap the elements of lower and upper triangular matrix
class MyMatrix :
def __init__(self, matrix) :
# Get the size of array
# Assuming this is a square matrix of NXN
self.rows = len(matrix)
self.cols = self.rows
# interchange the elements of lower and upper triangular matrix
def swap_element(self, matrix) :
temp = 0
i = 0
while (i < self.cols) :
j = i + 1
while (j < self.rows) :
# swap the element
temp = matrix[i][j]
matrix[i][j] = matrix[j][i]
matrix[j][i] = temp
j += 1
i += 1
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 = [
[6, 1, 5, 3],
[0, 3, 2, 6],
[4, 0, 4, 7],
[1, 2, 9, 1]
]
obj = MyMatrix(matrix)
obj.show_data(matrix)
obj.swap_element(matrix)
obj.show_data(matrix)
if __name__ == "__main__":
main()
Output
6 1 5 3
0 3 2 6
4 0 4 7
1 2 9 1
6 0 4 1
1 3 0 2
5 2 4 9
3 6 7 1
# Ruby Program
# Swap the elements of lower and upper triangular 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 array
# Assuming this is a square matrix of NXN
@rows = matrix.length
@cols = @rows
end
# interchange the elements of lower and upper triangular matrix
def swap_element(matrix)
temp = 0
i = 0
while (i < @cols)
j = i + 1
while (j < @rows)
# swap the element
temp = matrix[i][j]
matrix[i][j] = matrix[j][i]
matrix[j][i] = temp
j += 1
end
i += 1
end
end
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 = [
[6, 1, 5, 3],
[0, 3, 2, 6],
[4, 0, 4, 7],
[1, 2, 9, 1]
]
obj = MyMatrix.new(matrix)
obj.show_data(matrix)
obj.swap_element(matrix)
obj.show_data(matrix)
end
main()
Output
6 1 5 3
0 3 2 6
4 0 4 7
1 2 9 1
6 0 4 1
1 3 0 2
5 2 4 9
3 6 7 1
/*
Scala Program
Swap the elements of lower and upper triangular matrix
*/
class MyMatrix(var rows: Int,
var cols: Int) {
def this(matrix: Array[Array[Int]]) {
//Get the size of array
//Assuming this is a square matrix of NXN
this(matrix.length,matrix.length);
}
//interchange the elements of lower and upper triangular matrix
def swap_element(matrix: Array[Array[Int]]): Unit = {
var temp: Int = 0;
var i: Int = 0;
while (i < this.cols) {
var j: Int = i + 1;
while (j < this.rows) {
//swap the element
temp = matrix(i)(j);
matrix(i)(j) = matrix(j)(i);
matrix(j)(i) = temp;
j += 1;
}
i += 1;
}
}
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 = {
var matrix: Array[Array[Int]] = Array(
Array(6, 1, 5, 3),
Array(0, 3, 2, 6),
Array(4, 0, 4, 7),
Array(1, 2, 9, 1));
val obj: MyMatrix = new MyMatrix(matrix);
obj.show_data(matrix);
obj.swap_element(matrix);
obj.show_data(matrix);
}
}
Output
6 1 5 3
0 3 2 6
4 0 4 7
1 2 9 1
6 0 4 1
1 3 0 2
5 2 4 9
3 6 7 1
/*
Swift Program
Swap the elements of lower and upper triangular matrix
*/
class MyMatrix {
var rows: Int;
var cols: Int;
init(_ matrix: [
[Int]
]) {
//Get the size of array
//Assuming this is a square matrix of NXN
self.rows = matrix.count;
self.cols = self.rows;
}
//interchange the elements of lower and upper triangular matrix
func swap_element(_ matrix: inout [
[Int]
]) {
var temp: Int = 0;
var i: Int = 0;
while (i < self.cols) {
var j: Int = i + 1;
while (j < self.rows) {
//swap the element
temp = matrix[i][j];
matrix[i][j] = matrix[j][i];
matrix[j][i] = temp;
j += 1;
}
i += 1;
}
}
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]
] = [
[6, 1, 5, 3],
[0, 3, 2, 6],
[4, 0, 4, 7],
[1, 2, 9, 1]
];
let obj: MyMatrix = MyMatrix(matrix);
obj.show_data(matrix);
obj.swap_element(&matrix);
obj.show_data(matrix);
}
main();
Output
6 1 5 3
0 3 2 6
4 0 4 7
1 2 9 1
6 0 4 1
1 3 0 2
5 2 4 9
3 6 7 1
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