From 74e94ab5e2846c32f6a0d1a9a00529c21e84a35a Mon Sep 17 00:00:00 2001
From: Sanders Lin <45224617+SandersLin@users.noreply.github.com>
Date: Thu, 21 Feb 2019 00:57:48 +0800
Subject: [PATCH] Create project Euler problem 25 sol2.py (#658)

---
 project_euler/problem_25/sol2.py | 10 ++++++++++
 1 file changed, 10 insertions(+)
 create mode 100644 project_euler/problem_25/sol2.py

diff --git a/project_euler/problem_25/sol2.py b/project_euler/problem_25/sol2.py
new file mode 100644
index 000000000..35147a9bf
--- /dev/null
+++ b/project_euler/problem_25/sol2.py
@@ -0,0 +1,10 @@
+def fibonacci_genrator():
+	a, b = 0,1
+	while True:
+		a,b = b,a+b
+		yield b
+answer = 1
+gen = fibonacci_genrator()
+while len(str(next(gen))) < 1000:
+	answer += 1
+assert answer+1 == 4782