def print_results(self):
result_counter = 0
number = 1
while number < Primes.SIEVE_SIZE:
if self.sieve[number] == 0:
result_counter = columns.print_column(Primes.COLUMNS, Primes.RESULT_FORMAT,
number, result_counter)
number += 1
columns.finish_column(Primes.COLUMNS, result_counter)
sys.stdout.write("%d prime numbers\n" % (result_counter))
def factorials():
factor = 1
result_counter = 0
result = 1
while LIMIT / result > factor:
result *= factor
result_counter = columns.print_column(COLUMNS, RESULT_FORMAT,
result, result_counter)
factor += 1
columns.finish_column(COLUMNS, result_counter)
def powers(factor):
sys.stdout.write("Powers of %d:\n" % (factor))
number = factor
max = LIMIT / factor
sys.stdout.write(RESULT_FORMAT % (factor))
result_counter = 1
while number <= max:
number *= factor
result_counter = columns.print_column(COLUMNS, RESULT_FORMAT,
number, result_counter)
columns.finish_column(COLUMNS, result_counter)
def fibonacci():
fibo_index = 0
current = 1
previous = 0
while LIMIT - previous >= current:
(current, previous) = (
(fibo_index, 0) if fibo_index < 2 else (current + previous, current)
)
fibo_index = columns.print_column(COLUMNS, RESULT_FORMAT,
current, fibo_index)
columns.finish_column(COLUMNS, fibo_index)