// C++ program to print 180 degree rotation of simple
// pyramid pattern using for loop
#include <iostream>
using namespace std;

int main()
{

    int rows = 5;

    // first for loop is used to identify number of rows
    for (int i = rows; i > 0; i--) {
      
        // second for loop is used to identify number of
        // columns and here the values will be changed
        // according to the first for loop
        for (int j = 0; j <= rows; j++) {
          
            // if j is greater than i then it will print
            // the output otherwise print the space
            if (j >= i) {
                cout << "*";
            }
            else {
                cout << " ";
            }
        }
        cout << "\n";
    }
    return 0;
}

// C++ program to print 180 degree rotation of simple
// pyramid pattern using while loop
#include <iostream>
using namespace std;

int main()
{

    int i = 0, j = 0, sp = 0;
    int rows = 5;
    // while loop check the condition until the given
    // condition is false if it is true then enteres in to
    // the loop

    while (i < rows) {

        // second while loop is used for printing spaces
        while (sp < (rows - i - 1)) {
            cout << "  ";
            sp++;
        }

        // assigning sp value as 0 because we need to run sp
        // from starting

        sp = 0;
      
        // this loop will print the pattern
        while (j <= i) {
            cout << "* ";
            j++;
        }

        j = 0;
        i++;
        cout << "\n";
    }
    return 0;
}