Question

print the folowin using nested loops in c++

Answer 1

#include<iostream>

using namespace std;

int main()

{

  int rows, i, j, space;

  cout << "Enter number of rows: ";

  cin >> rows;

  for(i = 1; i <= rows; i++)

  {

     //for loop to put space in pyramid

     for (space = i; space < rows; space++)

        cout << " ";

     //for loop to print star

     for(j = 1; j <= (2 * rows - 1); j++)

     {

        if(i == rows || j == 1 || j == 2*i - 1)

           cout << "*";

        else

           cout << " ";

     }

     cout << "\n";

  }

  return 0;

}