# its_raining = True

# while its_raining:

# print("It's raining!")

# answer = input("Or is it? (y=yes, n=no) ")

# if answer == 'y':

# print("Oh well...")

# elif answer == 'n':

# its_raining = False # end the while loop

# else:

# print("Enter y or n next time.")

# print("It's not raining anymore.")

# raining = False

# while not raining:

# print("It's not raining.")

# if input("Is it raining? (y/n) ") == 'y':

# raining = True

# print("It's raining!")

# stuff = ['hello', 'hi', 'how are you doing', 'im fine', 'how about you']

# length_of_stuff = len(stuff)

# index = 0

# while index < length_of_stuff:

# print(stuff[index])

# index += 1

# for item in stuff:

# print(item)

# for letter in "abcdefghijklmnop":

# print(letter)

# for number in (1, 2, 3, 4, 5, 6):

# print(number)

# Exercises

# things = [1, 2, 3, 4, 5]

# for thing in things:

# print(thing)

#

# before = [[1, 2], [3, 4], [5, 6]]

# after = []

# for sublist in before:

# after.extend(sublist)

# print(after)

#

# string_numbers = ['1', '2', '3']

# numbers = []

# for string in string_numbers:

# numbers += [int(string)]

# result = 0

# for n in numbers:

# result += n

# print("their sum is", result)

# numbers = ['1', '2', '3']

# actual_numbers = []

# for number in numbers:

# actual_numbers.append(int(number))

# print(actual_numbers)

# row_count = int(input("Type the number of rows needed:"))

# for column_count in range(1, row_count+1):

# for number in range(1, column_count+1):

# print(number, end=" ")

# print()

row_count = int(input("Type the number of rows needed:"))

for line_number in range(1, row_count+1):

for number in range(line_number, row_count+1):

print(number, end=' ')

print()