From 70043e31980dec51fba6a9f4df61fa6cec789941 Mon Sep 17 00:00:00 2001
From: Nhan <thcnhan@gmail.com>
Date: Wed, 22 Aug 2018 15:59:18 +0800
Subject: [PATCH] Fixed indices of substrings comparator

---
 src/string/suffix-array.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/string/suffix-array.md b/src/string/suffix-array.md
index 95b96de59..4819c7401 100644
--- a/src/string/suffix-array.md
+++ b/src/string/suffix-array.md
@@ -257,8 +257,8 @@ See for instance the article about the [Sparse Table](./data_structures/sparse-t
 
 ```cpp
 int compare(int i, int j, int l, int k) {
-    pair<int, int> a = {c[k][i], c[k][(i+1-(1 << k))%n]};
-    pair<int, int> b = {c[k][j], c[k][(j+1-(1 << k))%n]};
+    pair<int, int> a = {c[k][i], c[k][(i+l-(1 << k))%n]};
+    pair<int, int> b = {c[k][j], c[k][(j+l-(1 << k))%n]};
     return a == b ? 0 : a < b ? -1 : 1;
 }
 ```