Answer to Question #236351 in Python for raj

Question

Hollow Right Triangle

Given an integer number

N as input. Write a program to print the hollow right-angled triangular pattern of N lines as shown below.Note: There is a space after each asterisk (*) character.Input

The first line of input is an integer

N.Explanation

In the given example the hollow right angled triangle of side

4. Therefore, the output should be 

* * * * 
  *   *
    * *
      *

Answer 1

rows = int(input('Enter no of rows here: '))
for i in range(1,rows+1):
    if i == 1:
        print('* '*rows)
    elif i != 1 and i != rows:
        print(' '*(2*(i-1))+'*'+' '*(2*(rows-i-1)+1) + '*')
    else:
        print(' ' * (2*rows-2)+'*')

Enter no of rows here: 4
* * * * 
  *   *
    * *
      *