fix format

Author: xzhseh

solution/0300-0399/0332.Reconstruct Itinerary/Solution.cpp

@@ -1,11 +1,11 @@
 class Solution {
 public:
-    std::vector<std::string> findItinerary(std::vector<std::vector<std::string>> &tickets) {
+    std::vector<std::string> findItinerary(std::vector<std::vector<std::string>>& tickets) {
         std::unordered_map<std::string, std::priority_queue<std::string, std::vector<std::string>, std::greater<std::string>>> g;
         std::vector<std::string> ret;
 
         // Initialize the graph
-        for (const auto &t : tickets) {
+        for (const auto& t : tickets) {
             g[t[0]].push(t[1]);
         }
 
@@ -16,7 +16,7 @@ class Solution {
         return ret;
     }
 
-    void findItineraryInner(std::unordered_map<std::string, std::priority_queue<std::string, std::vector<std::string>, std::greater<std::string>>> &g, std::vector<std::string> &ret, std::string cur) {
+    void findItineraryInner(std::unordered_map<std::string, std::priority_queue<std::string, std::vector<std::string>, std::greater<std::string>>>& g, std::vector<std::string>& ret, std::string cur) {
         if (g.count(cur) == 0) {
             // This is the end point
             ret.push_back(cur);