C++ program to print rhombus or parallelogram star pattern

Write a C++ program to print a rhombus or parallelogram star pattern.

Flowchart to print a rhombus or parallelogram star pattern

Flowchart of C++ Program to print a rhombus or parallelogram star pattern

C++ program (source code) to print a parallelogram or rhombus star pattern

#include<iostream>
using namespace std;
int main()
{
	int i=1,j,k,n;
	do
	{
		j=i;	
		do
		{
			cout<<" ";
			j++;	
		}
		while(j<=5);
		
		k=1;
		do
		{
			cout<<"*";
			k++;	
		}
		while(k<=5);
		i++;
		cout<<endl;
	}
	while(i<=5);
}

#include<iostream>

using namespace std;

int main()

{

int i=1,j,k,n;

{

j=i;

{

cout<<" ";

j++;

}

while(j<=5);

k=1;

{

cout<<"*";

k++;

}

while(k<=5);

i++;

cout<<endl;

}

while(i<=5);

}

Output

print rhombus or parallelogram star pattern program problem

Excercise

Find the possible mistakes in the following Shamil’s Flow Table of the program to print a rhombus or parallelogram star pattern.

Loop i	Loop j	Loop k	Actual work to do
I = 1	J=1 J=2 J=3 J=4 J=5	K=1 K=2 K=3 K=4 K=5	1, 2, 3, 4, 5, 6, 7, (8, 9, 10, 11, 12, 13, 14)⁵, 15, 16, (17, 18, 19, 20, 21, 22)⁵, 23, 24, 25, 26, 27
I = 2	J=1 J=2 J=3 J=4	K=1 K=2 K=3 K=4 K=5	1, 2, 3, 4, 5, 6, 7, (8, 9, 10, 11, 12, 13, 14)⁵, 15, 16, (17, 18, 19, 20, 21, 22)⁵, 23, 24, 25, 26,6,7,(8,9,10,11,12,13,14)⁴,15,16,(17,18,19,20,21,22)⁵,23, 24, 25, 26, 27
I = 3	J=1 J=2 J=3	K=1 K=2 K=3 K=4 K=5	1, 2, 3, 4, 5, 6, 7, (8, 9, 10, 11, 12, 13, 14)⁵, 15, 16, (17, 18, 19, 20, 21, 22)⁵, 23, 24, 25, 26, 6,7,(8,9,10,11,12,13,14)⁴,15,16,(17,18,19,20,21,22)⁵,23, 24,25,26, 6,7,(8,9,10,11,12,13,14)³,15,16,(17,18,19,20,21,22)⁵,23, 24, 25, 26, 27
I = 4	J=1 J=2	K=1 K=2 K=3 K=4 K=5	1, 2, 3, 4, 5, 6, 7, (8, 9, 10, 11, 12, 13, 14)⁵, 15, 16, (17, 18, 19, 20, 21, 22)⁵, 23, 24, 25, 26, 6,7,(8,9,10,11,12,13,14)⁴,15,16,(17,18,19,20,21,22)⁵,23,24,25,26, 6,7,(8,9,10,11,12,13,14)³,15,16,(17,18,19,20,21,22)⁵,23, 24,25,26, 6,7,(8,9,10,11,12,13,14)²,15,16,(17,18,19,20,21,22)⁵,23, 24, 25, 26, 27
I = 4	J=1	K=1 K=2 K=3 K=4 K=5	1, 2, 3, 4, 5, 6, 7, (8, 9, 10, 11, 12, 13, 14)⁵, 15, 16, (17, 18, 19, 20, 21, 22)⁵, 23, 24, 25, 26, 6,7,(8,9,10,11,12,13,14)⁴,15,16,(17,18,19,20,21,22)⁵,23, 24,25,26, 6,7,(8,9,10,11,12,13,14)³,15,16,(17,18,19,20,21,22)⁵,23, 24,25,26, 6,7,(8,9,10,11,12,13,14)²,15,16,(17,18,19,20,21,22)⁵,23, 24,25,26,27, 6,7,8,9,10,11,12,13,14,15,16,(17,18,19,20,21,22)⁵,23, 24, 25, 26, 27

C++ program to print rhombus or parallelogram star pattern
By: Prof. Dr. Fazal Rehman | Last updated: October 21, 2023

Flowchart to print a rhombus or parallelogram star pattern

C++ program (source code) to print a parallelogram or rhombus star pattern

Excercise

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