[BOJ] 11507 카드 셋트 (S4)

Author: abcxj123

정건우/4주차/260122.java

@@ -0,0 +1,45 @@
+//https://www.acmicpc.net/problem/11507
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.util.*;
+
+public class BOJ_S4_11507_카드셋트 {
+    public static void main(String[] args) throws IOException {
+        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
+
+        String str = br.readLine();
+
+        List<Set> list = new ArrayList<Set>();
+        for (int i = 0; i < 4; i++) {
+            list.add(new HashSet<String>());
+        }
+
+        Map<Character, Integer> idxMap = new HashMap<>();
+        idxMap.put('P', 0); idxMap.put('K', 1); idxMap.put('H', 2); idxMap.put('T', 3);
+
+        for (int i = 0; i < str.length(); i += 3) {
+            char mark = str.charAt(i);
+            int idx = idxMap.get(mark);
+
+            String number = str.substring(i+1, i+3);
+
+            if(list.get(idx).contains(number)) {
+                System.out.println("GRESKA");
+                return;
+            }
+
+            list.get(idx).add(number);
+
+        }
+
+        StringBuilder sb = new StringBuilder();
+
+        for (int i = 0; i < 4; i++) {
+            sb.append(13-list.get(i).size()).append(" ");
+        }
+
+        sb.setLength(sb.length()-1);
+        System.out.println(sb);
+    }
+}