python-trials/loops/pattern.py

#  Copyright (C) 2020, 2019 Girish M
#  This program is free software; you can redistribute it and/or modify
#  it under the terms of the GNU General Public License as published by
#  the Free Software Foundation; either version 3 of the License, or
#  (at your option) any later version.
#  
#  This program is distributed in the hope that it will be useful,
#  but WITHOUT ANY WARRANTY; without even the implied warranty of
#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#  GNU General Public License for more details.
#  
#  You should have received a copy of the GNU General Public License
#  along with this program; if not, write to the Free Software
#  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
#  MA 02110-1301, USA.
# 
no_of_lines = input('How many lines would you like to print? ')
pattern = ''
odd = 1
while no_of_lines > 0:
    spaces = no_of_lines - 1
    '''print spaces'''
    while spaces > 0:
        pattern = pattern + ' '
        spaces = spaces - 1
    '''print dollars'''
    dollars = odd
    while dollars > 0:
        pattern = pattern + '$'
        dollars = dollars - 1
    pattern = pattern + '\n'
    odd = odd + 2
    no_of_lines = no_of_lines - 1

print pattern