display a * pattern bynb setwidth manipulator

　

1. Write a program to display the following pattern using setw:

* 

                      *** 

                    ***** 

                  *******

#include <iostream>

#include <iomanip> //introducing library for setw() manipulator

using namespace std;

int main()



{

cout<<setw(6)<<"*\n" //setting set width

<<setw(7)<<"***\n" //setting set width

<<setw(8)<<"*****\n" //setting set width

<<setw(9)<<"*******\n"; //setting set width

return 0;



}