def main():
n = 1
for f in fibonacci():
if len(str(f)) == 1000:
print(n)
break
n += 1
import time
from util import fibonacci
start_time = time.time()
total = 0
n = 1
while fibonacci(n) <= 4000000:
if not fibonacci(n) % 2:
total += fibonacci(n)
n += 1
print(total)
end_time = time.time()
print("Time taken: {} ms".format(round((end_time - start_time) * 1000, 3)))
def main():
i = 1
while fibonacci(i) < 10 ** 999:
i += 1
print i
def problem2(m): return sum(n for n in itertools.takewhile(lambda x: x < m, util.fibonacci()) if not n % 2)
def main():
total = sum(x for x in fibonacci(maximum=4000000) if x % 2 == 0)
print(total)
import time
from util import fibonacci
start_time = time.time()
k = 1
while len(str(fibonacci(k))) < 1000:
k += 1
print(k + 1)
end_time = time.time()
print("Time taken: {} ms".format(round((end_time - start_time) * 1000, 3)))
def solve():
for i, term in enumerate(fibonacci()):
if len(str(term)) >= 1000:
return i + 1
"""What is the first term in the Fibonacci sequence to contain 1000 digits?
"""
from util import fibonacci
for i, n in enumerate(fibonacci(10000)):
if len(str(n)) == 1000:
# +1 -> first two terms returned by our function are 1, 2 and not 1, 1
# +1 -> i goes from 0 up to ...
print i + 2
break
