48. Program to display the following output using while loop.

Chapter 6: 

Looping Structures

Programming Exercise

Problem # 48:

Write a program to display the following output using while loop:
    1
    3 5
    7 9 11
    13 15 17 19
    21 23 25 27 29
    31 33 35 37 39 41
    43 45 47 49 51 53 55

Solution:

#include<iostream>
#include<conio.h>
using namespace std;
int main()
{
    int j, k=1, i=1;
    while(i<=7)
    {
        j=1;
        while(j<=i)
        {
        cout<<k<<" ";
        j++;
        k+=2;  
        }
              
        cout<<"\n";
        i++;      
    }
    getch();
}

Output:

Let me know in the comment section if you have any question.

Previous Post:
47. Program that inputs the height of triangle and displays a triangle of alphabets.

Next Post:

49. Program to display the following output using loop.