From cf79227d3054152ef39db3df2184cce8ab747c38 Mon Sep 17 00:00:00 2001
From: rl544 <111494264+rl544@users.noreply.github.com>
Date: Sat, 17 Dec 2022 21:35:30 +0900
Subject: [PATCH] =?UTF-8?q?uploaded=20at=202022.=2012.=2017.=20=EC=98=A4?=
 =?UTF-8?q?=ED=9B=84=209:35:29?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 programmers/콜라츠 추측/solution.java | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 programmers/콜라츠 추측/solution.java

diff --git a/programmers/콜라츠 추측/solution.java b/programmers/콜라츠 추측/solution.java
new file mode 100644
index 0000000..2464f2d
--- /dev/null
+++ b/programmers/콜라츠 추측/solution.java	
@@ -0,0 +1,20 @@
+// [문제 링크]: https://school.programmers.co.kr/learn/courses/30/lessons/12943
+
+class Solution {
+    public int solution(long num) {
+        int answer = 0;
+        for(int i = 0; i < 501; i++){
+            if(num == 1){
+                answer = i;
+                break;
+            }
+            if(i== 500) {
+                answer = -1;
+                break;
+            }
+            if(num%2==0) num /= 2;
+            else num = 3 * num + 1;
+        }
+        return answer;
+    }
+}
\ No newline at end of file