Merge pull request #1160 from elcabalero/patch-1

Solved compilation error

Author: Ahmad-A0

cpp/953-Alien-Dictionary.cpp

@@ -18,7 +18,7 @@ class Solution {
 
         // indegree make all char 0
         for(auto word : words){
-            for(auto c : st){
+            for(auto c : word){
                 indegree[c]=0;
             }
         }