Merge pull request #1421 from AlgorithmWithGod/0224LJH

[20251116] PGM / LV2 / 연속 부분 수열 / 이종환

Author: ShinHeeEul

0224LJH/202511/16 PGM 연속 부분 수열.md

@@ -0,0 +1,42 @@
+```java
+import java.io.*;
+import java.util.*;
+
+class Solution {
+    
+    static HashSet<Integer> set = new HashSet<>();
+    
+    
+    public int solution(int[] elements) {
+        int len = elements.length;
+        
+        for (int i = 1; i <= len; i++){
+            int curLen = i;
+            
+            int curSum = 0;
+            for (int j = 0; j < curLen; j++){
+                curSum += elements[j];
+            }
+            
+            int st = 0;
+            int end = curLen-1;
+            set.add(curSum);
+            
+            for (int j = 1; j < len; j++){
+                curSum -= elements[st];
+                st++;
+                end++;
+                end %= len;
+                curSum += elements[end];
+                
+                set.add(curSum);
+            }
+            
+        }
+        
+        
+        int answer = set.size();
+        return answer;
+    }
+}
+```