solve 달리기경주 with cpp

Author: dolong2

달리기경주/solution.cpp

@@ -0,0 +1,22 @@
+#include <iostream>
+#include <vector>
+#include <unordered_map>
+
+using namespace std;
+
+vector<string> solution(vector<string> players, vector<string> callings) {
+    unordered_map<string, int> indexMap;
+    
+    for (int i = 0; i < players.size(); ++i) {
+        indexMap[players[i]] = i;
+    }
+
+    for (const auto& calling : callings) {
+        int index = indexMap[calling];
+        swap(players[index], players[index - 1]);
+        indexMap[calling] = index - 1;
+        indexMap[players[index]] = index;
+    }
+
+    return players;
+}