[20251014] PGM / Lv2 / 짝지어 제거하기 / 이강현

Author: lkhyun

lkhyun/202510/14 PGM Lv2 짝지어 제거하기.md

@@ -0,0 +1,21 @@
+```java
+import java.util.*;
+class Solution
+{
+    public int solution(String s)
+    {
+        int answer = -1;
+        Stack<Character> stk = new Stack<>();
+        
+        for(char c : s.toCharArray()){
+            if(stk.isEmpty() || stk.peek() != c){
+                stk.push(c);
+            }else{
+                stk.pop();
+            }
+        }
+        
+        return stk.isEmpty() ? 1 : 0;
+    }
+}
+```