Write a program using nested loops to produce the following design:

                                *               

                  *      *           

               *            *        

            *                  *     

          *                       *  

       * * * * * * * * * * *

#include<iostream.h>

#include<conio.h>

void main()

{

int n;

cout<<"\n Enter height :";

cin>>n;

for(int r = 1, sp = n-1 ; r<= n ; r++, sp--)

{

for (int k = 0; k<=sp ; k++)

cout<< " " ;

for(int c = 1; c < 2*r ; c++)

{

if(c==1 || c == 2*r - 1 || r == n )

  cout << "&";

else

  cout<< " " ;

}

cout<< endl;

}

getch();

}

Write program using nested loops to produce the following design:

& & & & &

   & & &   

       &      

#include<iostream.h>

#include<conio.h>

void main()

{

int n;

clrscr();

cout<<"\n Enter height of a triangle :";

cin>>n;

for(int i = n, sp = 0; i >0 ; i --, sp++)

{

for(int k=0; k<=sp; k++)

cout<<" "<<" ";

for( int j = 1; j <  2*i ;  j++)

{

cout << "&" << " ";

}

cout<<"\n";

}

getch();

}

Write a program using nested loops to produce the following design:

A

A B

A B C

A B C D

A B C D E

#include<iostream.h>

#include<conio.h>

void main()

{

char ch='A';

int n;

cout<< "\n Enter the height of the triangle :";

cin>> n;

for(int i=1; i< = n ; i++)

{

ch = 'A';

for(int j = 1; j< = i; j++)

{

cout<< ch<< " ";

ch++;

}

cout<< "\n";

}

getch();

}