amount_numbers, exchanges = map(int, input().split())
current = amount_numbers
numbers = []
while exchanges >= current - 1 and exchanges:
    numbers.append(current)
    exchanges -= current - 1
    current -= 1
to_extend = list(range(1, current + 1))
numbers.extend(to_extend[:-exchanges - 1])
numbers.append(to_extend[-1])
numbers.extend(to_extend[-exchanges - 1:-1])
print(*numbers)