Number Pyramid

n = int(input())

current = 1
is_current_bigger_than_n = False
for row in range(1, n + 1):
    for column in range(1, row +1):

        if current > n:
         is_current_bigger_than_n = True
         break
        print(str(current) + " ", end='')
        current += 1
    if is_current_bigger_than_n:
         break
    print()