From fad170cfc8ba2de6f2b7b42a72a670649b58a19d Mon Sep 17 00:00:00 2001
From: catchme <izengdp@163.com>
Date: Thu, 18 Oct 2018 11:19:46 +0800
Subject: [PATCH] fix typo error (#228)

---
 src/data-structures/tree/fenwick-tree/FenwickTree.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/data-structures/tree/fenwick-tree/FenwickTree.js b/src/data-structures/tree/fenwick-tree/FenwickTree.js
index 7bfb84264f..9146fa138c 100644
--- a/src/data-structures/tree/fenwick-tree/FenwickTree.js
+++ b/src/data-structures/tree/fenwick-tree/FenwickTree.js
@@ -60,7 +60,7 @@ export default class FenwickTree {
    */
   queryRange(leftIndex, rightIndex) {
     if (leftIndex > rightIndex) {
-      throw new Error('Left index can not be greater then right one');
+      throw new Error('Left index can not be greater than right one');
     }
 
     if (leftIndex === 1) {