1000-digit Fibonacci number
First read the problem description.
Fn_1 = 1
Fn = 1
n = 2
while Fn < 10**999:
Fn_1, Fn = Fn, Fn_1 + Fn
n += 1Source code of the solution(s):
Source code of the solution(s):
Fn_1 = 1
Fn = 1
n = 2
while Fn < 10**999:
Fn_1, Fn = Fn, Fn_1 + Fn
n += 1