Update Day 6.md

Author: darkprinx

Status/Day 6.md

@@ -231,7 +231,7 @@ while True:
         break
     lst.append(tuple(s))
 
-lst.sort(key= lambda x:(x[0],x[1],x[2]))  # here key is defined by lambda and the data is sorted by element priority 0>1>2 in accending order
+lst.sort(key= lambda x:(x[0],int(x[1]),int(x[2])))  # here key is defined by lambda and the data is sorted by element priority 0>1>2 in accending order
 print(lst)
 ```