From 8ab9cf6e06a7c8b8c112748c43a5ef5722e24576 Mon Sep 17 00:00:00 2001
From: JunYoung <ghddns34@gmail.com>
Date: Thu, 5 Feb 2026 10:29:21 +0900
Subject: [PATCH] =?UTF-8?q?=EC=A7=91=ED=95=A9=20=EC=8B=9D=EC=9D=84=20?=
 =?UTF-8?q?=EB=AA=B0=EB=9E=90=EC=9C=BC....?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../Raven.swift"                              | 35 +++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 "WEEK03/\355\224\204\353\241\234\352\267\270\353\236\230\353\250\270\354\212\244_[1\354\260\250] \353\211\264\354\212\244 \355\201\264\353\237\254\354\212\244\355\204\260\353\247\201/Raven.swift"

diff --git "a/WEEK03/\355\224\204\353\241\234\352\267\270\353\236\230\353\250\270\354\212\244_[1\354\260\250] \353\211\264\354\212\244 \355\201\264\353\237\254\354\212\244\355\204\260\353\247\201/Raven.swift" "b/WEEK03/\355\224\204\353\241\234\352\267\270\353\236\230\353\250\270\354\212\244_[1\354\260\250] \353\211\264\354\212\244 \355\201\264\353\237\254\354\212\244\355\204\260\353\247\201/Raven.swift"
new file mode 100644
index 0000000..668866b
--- /dev/null
+++ "b/WEEK03/\355\224\204\353\241\234\352\267\270\353\236\230\353\250\270\354\212\244_[1\354\260\250] \353\211\264\354\212\244 \355\201\264\353\237\254\354\212\244\355\204\260\353\247\201/Raven.swift"	
@@ -0,0 +1,35 @@
+func solution(_ str1:String, _ str2:String) -> Int {
+
+    var str1 = makeWordList(str1)
+    var str2 = makeWordList(str2)
+    var intersection: Int = 0
+    for key in str1.0.keys {
+        let num = min(str1.0[key] ?? 0, str2.0[key] ?? 0)
+        intersection += num
+    }
+    let union = str1.1 + str2.1 - intersection
+
+    if str1.1 == 0 && str2.1 == 0 {
+        return 65536
+    }
+    return 65536 * intersection / union
+}
+
+func makeWordList(_ str: String) -> ([String: Int], Int) {
+    var word: String = ""
+    var wordMap: [String: Int] = [:]
+    var count: Int = 0
+    for s in str.lowercased() {
+        if !s.isLetter {
+            word = ""
+            continue
+        }
+        word += String(s)
+        if word.count == 2 {
+            wordMap[word, default: 0] += 1
+            count += 1
+            word = String(s)
+        }
+    }
+    return (wordMap, count)
+}