From 0122a09178cece2d675a1022e79a21110dc0da6c Mon Sep 17 00:00:00 2001
From: huybery <707146450@qq.com>
Date: Mon, 26 Feb 2018 10:00:18 +0800
Subject: [PATCH 1/2] [fix] issue #20

---
 snippets/count_occurences.md | 13 ++++---------
 1 file changed, 4 insertions(+), 9 deletions(-)

diff --git a/snippets/count_occurences.md b/snippets/count_occurences.md
index ceaa821fe..354230cfb 100644
--- a/snippets/count_occurences.md
+++ b/snippets/count_occurences.md
@@ -4,18 +4,13 @@
 
 Counts the occurrences of a value in an list.
 
-Uses the `reduce` functin from built-in module `functools` to increment a counter each time you encounter the specific value inside the list.
+Uses the list comprehension to increment a counter each time you encounter the specific value inside the list.
 
 ```python
-from functools import reduce
-
-
-def count_occurences(arr, val):
-    return reduce(
-        (lambda x, y: x + 1 if y == val and type(y) == type(val) else x + 0),
-        arr)
+def count_occurrences(lst, val):
+	return len([x for x in lst if x == val and type(x) == type(val)])
 ```
 
 ```python
 count_occurrences([1, 1, 2, 1, 2, 3], 1) # 3
-```
\ No newline at end of file
+```

From 360f4d05ed5cbcc9e40e33655c8fc0cff74b7f0e Mon Sep 17 00:00:00 2001
From: huybery <707146450@qq.com>
Date: Mon, 26 Feb 2018 10:02:43 +0800
Subject: [PATCH 2/2] [update] contributor_database

---
 contributor_database | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/contributor_database b/contributor_database
index 009d86b35..d84b059c2 100644
--- a/contributor_database
+++ b/contributor_database
@@ -1,7 +1,7 @@
 average:[Rohit Tanwar](@kriadmin),[Hui Binyuan](@huybery)
 chunk:[Rohit Tanwar](@kriadmin)
 compact:[Rohit Tanwar](@kriadmin)
-count_occurences:[Rohit Tanwar](@kriadmin)
+count_occurences:[Rohit Tanwar](@kriadmin), [Hui Binyuan](@huybery)
 count_vowels:[Rohit Tanwar](@kriadmin)
 deep_flatten:[Rohit Tanwar](@kriadmin),[Meet Zaveri](@meetzaveri)
 difference:[Rohit Tanwar](@kriadmin)