diff --git a/programmers/올바른 괄호/solution.java b/programmers/올바른 괄호/solution.java
new file mode 100644
index 0000000..6d55f04
--- /dev/null
+++ b/programmers/올바른 괄호/solution.java	
@@ -0,0 +1,13 @@
+// [문제 링크]: https://school.programmers.co.kr/learn/courses/30/lessons/12909
+
+class Solution {
+    boolean solution(String s) {
+        int cc = 0;
+        for(int i = 0; i < s.length(); i++){
+            if(s.charAt(i)=='(') cc++;
+            else cc--;
+            if(cc<0) break;
+        }
+        return cc==0;
+    }
+}
\ No newline at end of file