diff --git "a/ksinji/202510/23 PGM \354\243\274\354\213\235\352\260\200\352\262\251.md" "b/ksinji/202510/23 PGM \354\243\274\354\213\235\352\260\200\352\262\251.md"
new file mode 100644
index 00000000..b295aef3
--- /dev/null
+++ "b/ksinji/202510/23 PGM \354\243\274\354\213\235\352\260\200\352\262\251.md"	
@@ -0,0 +1,24 @@
+```java
+class Solution {
+    public int[] solution(int[] prices) {
+        int[] answer = new int[prices.length];
+        
+        for(int i = 0; i<prices.length; i++){
+            if (prices[i] == 1) {
+                answer[i] = prices.length-i-1;
+                continue;
+            }
+            int cnt = 0;
+            for (int j=i+1; j<prices.length; j++){
+                if (prices[j] < prices[i]) {
+                    answer[i] = ++cnt;
+                    break;
+                }
+                else cnt++;
+            }
+            answer[i] = cnt;
+        }
+        return answer;
+    }
+}
+```