Print the R pattern
Here given code implementation process.
//C Program
//Print R pattern
#include <stdio.h>
//Include star of given size
void print_star(int size)
{
int counter = 0;
for (counter = 0; counter < size; counter++)
{
if (counter % 2 == 0)
{
//Add Star
printf("*");
}
else
{
//Add Space
printf(" ");
}
}
}
//Display space of given size
void print_space(int size)
{
int counter = 0;
for (counter = 0; counter < size; counter++)
{
//Add space
printf(" ");
}
}
//Print 'R' star pattern of given size
void show_r(int height)
{
if (height < 3 || height % 2 == 0)
{
return;
}
printf("\nHeight : %d \n\n", height);
for (int i = 0; i < height; ++i)
{
if (i == 0 || i == height / 2)
{
//when printed the star in horizontal direction
print_star(height);
print_space(3);
}
else
{
//print boundary elements
printf("*");
print_space(height - 1);
printf("*");
print_space(2);
}
printf("\n");
}
}
int main()
{
//Simple test
show_r(7);
show_r(9);
show_r(3);
show_r(15);
return 0;
}
Output
Height : 7
* * * *
* *
* *
* * * *
* *
* *
* *
Height : 9
* * * * *
* *
* *
* *
* * * * *
* *
* *
* *
* *
Height : 3
* *
* *
* *
Height : 15
* * * * * * * *
* *
* *
* *
* *
* *
* *
* * * * * * * *
* *
* *
* *
* *
* *
* *
* *
/*
Java Program
Print R star pattern
*/
class MyPattern
{
//Include star of given size
public void print_star(int size)
{
int counter = 0;
for (counter = 0; counter < size; counter++)
{
if (counter % 2 == 0)
{
//Add Star
System.out.print("*");
}
else
{
//Add Space
System.out.print(" ");
}
}
}
//Display space of given size
public void print_space(int size)
{
int counter = 0;
for (counter = 0; counter < size; counter++)
{
//Add space
System.out.print(" ");
}
}
//Print 'R' star pattern of given size
public void show_r(int height)
{
if (height < 3 || height % 2 == 0)
{
return;
}
System.out.print("\nHeight : " + height + " \n\n");
for (int i = 0; i < height; ++i)
{
if (i == 0 || i == height / 2)
{
//when printed the star in horizontal direction
print_star(height);
print_space(3);
}
else
{
//print boundary elements
System.out.print("*");
print_space(height - 1);
System.out.print("*");
print_space(2);
}
System.out.print("\n");
}
}
public static void main(String[] args)
{
MyPattern obj = new MyPattern();
//Simple test
obj.show_r(7);
obj.show_r(9);
obj.show_r(3);
obj.show_r(15);
}
}
Output
Height : 7
* * * *
* *
* *
* * * *
* *
* *
* *
Height : 9
* * * * *
* *
* *
* *
* * * * *
* *
* *
* *
* *
Height : 3
* *
* *
* *
Height : 15
* * * * * * * *
* *
* *
* *
* *
* *
* *
* * * * * * * *
* *
* *
* *
* *
* *
* *
* *
/*
C++ Program
Print R star pattern
*/
#include<iostream>
using namespace std;
class MyPattern
{
public:
//Include star of given size
void print_star(int size)
{
int counter = 0;
for (counter = 0; counter < size; counter++)
{
if (counter % 2 == 0)
{
cout << "*";
}
else
{
cout << " ";
}
}
}
//Display space of given size
void print_space(int size)
{
int counter = 0;
for (counter = 0; counter < size; counter++)
{
cout << " ";
}
}
//Print 'R' star pattern of given size
void show_r(int height)
{
if (height < 3 || height % 2 == 0)
{
return;
}
cout << "\nHeight : " << height << " \n\n";
for (int i = 0; i < height; ++i)
{
if (i == 0 || i == height / 2)
{
//when printed the star in horizontal direction
this->print_star(height);
this->print_space(3);
}
else
{
cout << "*";
this->print_space(height - 1);
cout << "*";
this->print_space(2);
}
cout << "\n";
}
}
};
int main()
{
MyPattern obj = MyPattern();
//Simple test
obj.show_r(7);
obj.show_r(9);
obj.show_r(3);
obj.show_r(15);
return 0;
}
Output
Height : 7
* * * *
* *
* *
* * * *
* *
* *
* *
Height : 9
* * * * *
* *
* *
* *
* * * * *
* *
* *
* *
* *
Height : 3
* *
* *
* *
Height : 15
* * * * * * * *
* *
* *
* *
* *
* *
* *
* * * * * * * *
* *
* *
* *
* *
* *
* *
* *
/*
C# Program
Print R star pattern
*/
using System;
class MyPattern
{
//Include star of given size
public void print_star(int size)
{
int counter = 0;
for (counter = 0; counter < size; counter++)
{
if (counter % 2 == 0)
{
//Add Star
Console.Write("*");
}
else
{
//Add Space
Console.Write(" ");
}
}
}
//Display space of given size
public void print_space(int size)
{
int counter = 0;
for (counter = 0; counter < size; counter++)
{
//Add space
Console.Write(" ");
}
}
//Print 'R' star pattern of given size
public void show_r(int height)
{
if (height < 3 || height % 2 == 0)
{
return;
}
Console.Write("\nHeight : " + height + " \n\n");
for (int i = 0; i < height; i++)
{
if (i == 0 || i == height / 2)
{
//when printed the star in horizontal direction
print_star(height);
print_space(3);
}
else
{
//print boundary elements
Console.Write("*");
print_space(height - 1);
Console.Write("*");
print_space(2);
}
Console.Write("\n");
}
}
public static void Main(String[] args)
{
MyPattern obj = new MyPattern();
//Simple test
obj.show_r(7);
obj.show_r(9);
obj.show_r(3);
obj.show_r(15);
}
}
Output
Height : 7
* * * *
* *
* *
* * * *
* *
* *
* *
Height : 9
* * * * *
* *
* *
* *
* * * * *
* *
* *
* *
* *
Height : 3
* *
* *
* *
Height : 15
* * * * * * * *
* *
* *
* *
* *
* *
* *
* * * * * * * *
* *
* *
* *
* *
* *
* *
* *
<?php
/*
Php Program
Print R star pattern
*/
class MyPattern
{
//Include star of given size
public function print_star($size)
{
$counter = 0;
for ($counter = 0; $counter < $size; $counter++)
{
if ($counter % 2 == 0)
{
//Add Star
echo("*");
}
else
{
//Add Space
echo(" ");
}
}
}
//Display space of given size
public function print_space($size)
{
$counter = 0;
for ($counter = 0; $counter < $size; $counter++)
{
//Add space
echo(" ");
}
}
//Print 'R' star pattern of given size
public function show_r($height)
{
if ($height < 3 || $height % 2 == 0)
{
return;
}
echo("\nHeight : ". $height ." \n\n");
for ($i = 0; $i < $height; ++$i)
{
if ($i == 0 || $i == intval($height / 2))
{
//when printed the star in horizontal direction
$this->print_star($height);
$this->print_space(3);
}
else
{
//print boundary elements
echo("*");
$this->print_space($height - 1);
echo("*");
$this->print_space(2);
}
echo("\n");
}
}
}
function main()
{
$obj = new MyPattern();
//Simple test
$obj->show_r(7);
$obj->show_r(9);
$obj->show_r(3);
$obj->show_r(15);
}
main();
Output
Height : 7
* * * *
* *
* *
* * * *
* *
* *
* *
Height : 9
* * * * *
* *
* *
* *
* * * * *
* *
* *
* *
* *
Height : 3
* *
* *
* *
Height : 15
* * * * * * * *
* *
* *
* *
* *
* *
* *
* * * * * * * *
* *
* *
* *
* *
* *
* *
* *
/*
Node Js Program
Print R star pattern
*/
class MyPattern
{
//Include star of given size
print_star(size)
{
var counter = 0;
for (counter = 0; counter < size; counter++)
{
if (counter % 2 == 0)
{
//Add Star
process.stdout.write("*");
}
else
{
//Add Space
process.stdout.write(" ");
}
}
}
//Display space of given size
print_space(size)
{
var counter = 0;
for (counter = 0; counter < size; counter++)
{
//Add space
process.stdout.write(" ");
}
}
//Print 'R' star pattern of given size
show_r(height)
{
if (height < 3 || height % 2 == 0)
{
return;
}
process.stdout.write("\nHeight : " + height + " \n\n");
for (var i = 0; i < height; ++i)
{
if (i == 0 || i == parseInt(height / 2))
{
//when printed the star in horizontal direction
this.print_star(height);
this.print_space(3);
}
else
{
//print boundary elements
process.stdout.write("*");
this.print_space(height - 1);
process.stdout.write("*");
this.print_space(2);
}
process.stdout.write("\n");
}
}
}
function main(args)
{
var obj = new MyPattern();
//Simple test
obj.show_r(7);
obj.show_r(9);
obj.show_r(3);
obj.show_r(15);
}
main();
Output
Height : 7
* * * *
* *
* *
* * * *
* *
* *
* *
Height : 9
* * * * *
* *
* *
* *
* * * * *
* *
* *
* *
* *
Height : 3
* *
* *
* *
Height : 15
* * * * * * * *
* *
* *
* *
* *
* *
* *
* * * * * * * *
* *
* *
* *
* *
* *
* *
* *
# Python 3 Program
# Print R star pattern
class MyPattern :
# Include star of given size
def print_star(self, size) :
counter = 0
while (counter < size) :
if (counter % 2 == 0) :
print("*", end = "")
else :
print(" ", end = "")
counter += 1
# Display space of given size
def print_space(self, size) :
counter = 0
while (counter < size) :
print(" ", end = "")
counter += 1
# Print 'R' star pattern of given size
def show_r(self, height) :
if (height < 3 or height % 2 == 0) :
return
print("\nHeight : ", height ," \n\n", end = "")
i = 0
while (i < height) :
if (i == 0 or i == int(height / 2)) :
# when printed the star in horizontal direction
self.print_star(height)
self.print_space(3)
else :
print("*", end = "")
self.print_space(height - 1)
print("*", end = "")
self.print_space(2)
print("\n", end = "")
i += 1
def main() :
obj = MyPattern()
# Simple test
obj.show_r(7)
obj.show_r(9)
obj.show_r(3)
obj.show_r(15)
if __name__ == "__main__": main()
Output
Height : 7
* * * *
* *
* *
* * * *
* *
* *
* *
Height : 9
* * * * *
* *
* *
* *
* * * * *
* *
* *
* *
* *
Height : 3
* *
* *
* *
Height : 15
* * * * * * * *
* *
* *
* *
* *
* *
* *
* * * * * * * *
* *
* *
* *
* *
* *
* *
* *
# Ruby Program
# Print R star pattern
class MyPattern
# Include star of given size
def print_star(size)
counter = 0
while (counter < size)
if (counter % 2 == 0)
print("*")
else
print(" ")
end
counter += 1
end
end
# Display space of given size
def print_space(size)
counter = 0
while (counter < size)
print(" ")
counter += 1
end
end
# Print 'R' star pattern of given size
def show_r(height)
if (height < 3 || height % 2 == 0)
return
end
print("\nHeight : ", height ," \n\n")
i = 0
while (i < height)
if (i == 0 || i == height / 2)
# when printed the star in horizontal direction
self.print_star(height)
self.print_space(3)
else
print("*")
self.print_space(height - 1)
print("*")
self.print_space(2)
end
print("\n")
i += 1
end
end
end
def main()
obj = MyPattern.new()
# Simple test
obj.show_r(7)
obj.show_r(9)
obj.show_r(3)
obj.show_r(15)
end
main()
Output
Height : 7
* * * *
* *
* *
* * * *
* *
* *
* *
Height : 9
* * * * *
* *
* *
* *
* * * * *
* *
* *
* *
* *
Height : 3
* *
* *
* *
Height : 15
* * * * * * * *
* *
* *
* *
* *
* *
* *
* * * * * * * *
* *
* *
* *
* *
* *
* *
* *
/*
Scala Program
Print R star pattern
*/
class MyPattern
{
//Include star of given size
def print_star(size: Int): Unit = {
var counter: Int = 0;
while (counter < size)
{
if (counter % 2 == 0)
{
print("*");
}
else
{
print(" ");
}
counter += 1;
}
}
//Display space of given size
def print_space(size: Int): Unit = {
var counter: Int = 0;
while (counter < size)
{
print(" ");
counter += 1;
}
}
//Print 'R' star pattern of given size
def show_r(height: Int): Unit = {
if (height < 3 || height % 2 == 0)
{
return;
}
print("\nHeight : " + height + " \n\n");
var i: Int = 0;
while (i < height)
{
if (i == 0 || i == (height / 2).toInt)
{
//when printed the star in horizontal direction
print_star(height);
print_space(3);
}
else
{
print("*");
print_space(height - 1);
print("*");
print_space(2);
}
print("\n");
i += 1;
}
}
}
object Main
{
def main(args: Array[String]): Unit = {
var obj: MyPattern = new MyPattern();
//Simple test
obj.show_r(7);
obj.show_r(9);
obj.show_r(3);
obj.show_r(15);
}
}
Output
Height : 7
* * * *
* *
* *
* * * *
* *
* *
* *
Height : 9
* * * * *
* *
* *
* *
* * * * *
* *
* *
* *
* *
Height : 3
* *
* *
* *
Height : 15
* * * * * * * *
* *
* *
* *
* *
* *
* *
* * * * * * * *
* *
* *
* *
* *
* *
* *
* *
/*
Swift Program
Print R star pattern
*/
class MyPattern
{
//Include star of given size
func print_star(_ size: Int)
{
var counter: Int = 0;
while (counter < size)
{
if (counter % 2 == 0)
{
print("*", terminator: "");
}
else
{
print(" ", terminator: "");
}
counter += 1;
}
}
//Display space of given size
func print_space(_ size: Int)
{
var counter: Int = 0;
while (counter < size)
{
print(" ", terminator: "");
counter += 1;
}
}
//Print "R" star pattern of given size
func show_r(_ height: Int)
{
if (height < 3 || height % 2 == 0)
{
return;
}
print("\nHeight : ", height ," \n\n", terminator: "");
var i: Int = 0;
while (i < height)
{
if (i == 0 || i == height / 2)
{
//when printed the star in horizontal direction
self.print_star(height);
self.print_space(3);
}
else
{
print("*", terminator: "");
self.print_space(height - 1);
print("*", terminator: "");
self.print_space(2);
}
print("\n", terminator: "");
i += 1;
}
}
}
func main()
{
let obj: MyPattern = MyPattern();
//Simple test
obj.show_r(7);
obj.show_r(9);
obj.show_r(3);
obj.show_r(15);
}
main();
Output
Height : 7
* * * *
* *
* *
* * * *
* *
* *
* *
Height : 9
* * * * *
* *
* *
* *
* * * * *
* *
* *
* *
* *
Height : 3
* *
* *
* *
Height : 15
* * * * * * * *
* *
* *
* *
* *
* *
* *
* * * * * * * *
* *
* *
* *
* *
* *
* *
* *
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