diff --git "a/lkhyun/202510/19 PGM Lv2 \354\230\210\354\203\201 \353\214\200\354\247\204\355\221\234.md" "b/lkhyun/202510/19 PGM Lv2 \354\230\210\354\203\201 \353\214\200\354\247\204\355\221\234.md"
new file mode 100644
index 00000000..d1fb6b09
--- /dev/null
+++ "b/lkhyun/202510/19 PGM Lv2 \354\230\210\354\203\201 \353\214\200\354\247\204\355\221\234.md"	
@@ -0,0 +1,15 @@
+```java
+class Solution
+{
+    public int solution(int n, int a, int b)
+    {
+        int answer = 1;
+        while((a/2 == b/2) || Math.abs(a-b) != 1){
+            a = a/2 + a%2;
+            b = b/2 + b%2;
+            answer++;
+        }
+        return answer;
+    }
+}
+```