Program in C++ to make such a pattern like a pyramid with a number that will repeat the number in the same row.

Write a program in C++ to make such a pattern like a pyramid with a number that will repeat the number in the same row.

Print pyramid pattern using do while loop c++

Flowchart to make such a pattern like a pyramid

C++ Program (Source Code) to make such a pattern like a pyramid

#include<iostream>
using namespace std;
int main()
{
	int r,sp,disp,n,no;
	cout<<"Please enter the number of rows";
	cin>>no;
	n=no;
	r=1;
	do
	{
		sp=1;
		do
		{
			cout<<" ";
			sp++;
		}
		while(sp<=n);
		n--;
		disp=1;
		do
		{
			cout<<" "<<r;
			disp++;
		}
		while(disp<=r);
		cout<<endl;
		r++;
	}
	while(r<=no);
}

#include<iostream>

using namespace std;

int main()

{

int r,sp,disp,n,no;

cout<<"Please enter the number of rows";

cin>>no;

n=no;

r=1;

{

sp=1;

{

cout<<" ";

sp++;

}

while(sp<=n);

n--;

disp=1;

{

cout<<" "<<r;

disp++;

}

while(disp<=r);

cout<<endl;

r++;

}

while(r<=no);

}

Output

Excercise

Find the possible mistakes in the following Shamil’s Flow Table of the Program to make such a pattern like a pyramid with a number that will repeat the number in the same row.

What statement will be executed?

Loop(r)=1, Loop(sp)=1 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18 output? –

Loop(r)=1, Loop(sp)=2 1,2,3,4,5,6,7,8,9,10,11,12,13,14 ,15,16,17,18, 13,14,15,16,17,18 output? —

Loop(r)=1, Loop(sp)=3 1,2,3,4,5,6,7,8,9,10,11,12,13,14 ,15,16,17,18,13,14,15,16,17,18, 13,14,15,16,17,18 output? —

Loop(r)=1, Loop(sp)=4, Loop(disp)=1 1,2,3,4,5,6,7,8,9,10,11,12,13,14 ,15,16,17,18, 13,14,15,16,17,18, 13,14,15,16,17,18 19,20,21,22,23,24,25,26 output? —1

Loop(r)=1, Loop(sp)=4, Loop(disp)=2 1,2,3,4,5,6,7,8,9,10,11,12,(13,14,15,16,17,18,)^3,19,20,21,22,23,24,25,26,27,28,29,30 output? Move to Next line

Loop(r)=2, Loop(sp)=1 1,2,3,4,5,6,7,8,9,10,11,12,(13,14,15,16,17,18)^3,19,20,21,22,23,24,25,26,27,28,29,30,10,11,12,13,14,15,16,17,18 output? –

Loop(r)=2, Loop(sp)=2, 1,2,3,4,5,6,7,8,9,10,11,12,(13,14,15,16,17,18)^3,19,20,21,22,23,24,25,26,27,28,29,30,10,11,12,13,14,15,16,17,18,10,11,12,13,14,15,16,17,18 output? —

Loop(r)=2, Loop(sp)=3, Loop(disp)=1 1,2,3,4,5,6,7,8,9,10,11,12,(13,14,15,16,17,18)^3,19,20,21,22,23,24,25, 26,27,28,29,30,(10,11,12,13,14,15,16,17,18)^2,19,20,21,22,23,24,25,26 output? –2

Loop(r)=2, Loop(sp)=3, Loop(disp)=2 1,2,3,4,5,6,7,8,9,10,11,12,(13,14,15,16,17,18)^3,19,20,21,22,23,24,25,26,27,28,29,30,(10,11,12,13,14,15,16,17,18)^2,19,20,21,22 ,23,24,25,26,21,22,23,24,25,26 output? –2-2

Loop(r)=2, Loop(sp)=3, Loop(disp)=3 1,2,3,4,5,6,7,8,9,10,11,12,(13,14,15,16,17,18)^3,19,20,21,22,23,24,25,26,27,28,29,30,(10,11,12,13,14,15,16,17,18)^2,19,20,(21,22,23,24,25,26)^2,27,28,29, output? Move to Next line

Loop(r)=3, Loop(sp)=1 1,2,3,4,5,6,7,8,9,10,11,12,(13,14,15,16,17,18)^3,19,20,21,22,23,24,25,26,27,28,29,30,(10,11,12,13,14,15,16,17,18)^2,19,20,(21,22,23,24,25,26)^2,27,28,29,30,10,11,12,13,14,15,16,17,18 output? –

Loop(r)=3, Loop(sp)=2, Loop(disp)=1 1,2,3,4,5,6,7,8,9,10,11,12,(13,14,15,16,17,18)^3,19,20,21,22,23,24,25,26,27,28,29,30(10,11,12,13,14,15,16,17,18)^2,19,20,(21,22,23,24,25,26)^2,27,28,29,30,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26 output? -3

Loop(r)=3, Loop(sp)=2, Loop(disp)=2 1,2,3,4,5,6,7,8,9,10,11,12,(13,14,15,16,17,18)^3,19,20,21,22,23,24,25,26,27,28,29,30(10,11,12,13,14,15,16,17,18)^2,19,20,(21,22,23,24,25,26)^2,27,28,29,30,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,21,22,23,24,25,26 output? -3-3

Loop(r)=3, Loop(sp)=2, Loop(disp)=3 1,2,3,4,5,6,7,8,9,10,11,12,(13,14,15,16,17,18)^3,19,20,21,22,23,24,25,26,27,28,29,30,(10,11,12,13,14,15,16,17,18)^2,19,20,(21,22,23,24,25,26)^2,27,28,29,30,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,21,22,23,24,25,26,21,22,23,24,25,26 output? -3-3-3

Loop(r)=3, Loop(sp)=2, Loop(disp)=4 1,2,3,4,5,6,7,8,9,10,11,12,(13,14,15,16,17,18)^3,19,20,21,22,23,24,25,26,27,28,29,30.(10,11,12,13,14,15,16,17,18)^2,19,20,(21,22,23,24,25,26)^2,27,28,29,30,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,21,22,23,24,25,26,21,22,23,24,25,26,27,28,29,30,31

Program in C++ to make such a pattern like a pyramid with a number that will repeat the number in the same row.
By: Prof. Dr. Fazal Rehman | Last updated: October 21, 2023

Flowchart to make such a pattern like a pyramid

C++ Program (Source Code) to make such a pattern like a pyramid

Excercise

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