Create S4_1620

진민혁/S4_1620

@@ -0,0 +1,25 @@
+import java.util.*;
+import java.io.*;
+
+public class Main {
+    public static void main(String[] args) throws IOException {
+        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
+        String[] input = br.readLine().split(" ");
+        int n = Integer.parseInt(input[0]);
+        int m = Integer.parseInt(input[1]);
+        HashMap<String,String> map = new HashMap<>();
+
+        for(int i=1; i<=n; i++) {
+        	String s1 = Integer.toString(i);
+        	String s2 = br.readLine();
+        	map.put(s1, s2);
+        	map.put(s2, s1);
+        }
+        StringBuilder sb = new StringBuilder();
+        for(int i=0; i<m; i++) {
+        	String str = br.readLine();
+        	sb.append(map.get(str) + "\n");
+        }
+        System.out.println(sb);
+    }   
+}