add 1614

fishercoder1534 · fishercoder1534 · commit b8030b0a4252 · 2020-10-11T09:00:39.000-07:00
diff --git a/README.md b/README.md
@@ -8,6 +8,7 @@ _If you like this project, please leave me a star._ &#9733;
 
 |  #  |      Title     |   Solutions   | Video  | Difficulty  | Tag                   
 |-----|----------------|---------------|--------|-------------|-------------
+|1614|[Maximum Nesting Depth of the Parentheses](https://leetcode.com/problems/maximum-nesting-depth-of-the-parentheses/)|[Solution](../master/src/main/java/com/fishercoder/solutions/_1614.java) ||Easy|String|
 |1609|[Even Odd Tree](https://leetcode.com/problems/even-odd-tree/)|[Solution](../master/src/main/java/com/fishercoder/solutions/_1609.java) ||Medium|Tree|
 |1608|[Special Array With X Elements Greater Than or Equal X](https://leetcode.com/problems/special-array-with-x-elements-greater-than-or-equal-x/)|[Solution](../master/src/main/java/com/fishercoder/solutions/_1608.java) ||Easy|Array|
 |1604|[Alert Using Same Key-Card Three or More Times in a One Hour Period](https://leetcode.com/problems/alert-using-same-key-card-three-or-more-times-in-a-one-hour-period/)|[Solution](../master/src/main/java/com/fishercoder/solutions/_1604.java) ||Medium|String, Ordered Map|
diff --git a/src/main/java/com/fishercoder/solutions/_1614.java b/src/main/java/com/fishercoder/solutions/_1614.java
@@ -0,0 +1,21 @@
+package com.fishercoder.solutions;
+
+import java.util.Stack;
+
+public class _1614 {
+    public static class Solution1 {
+        public int maxDepth(String s) {
+            Stack<Character> stack = new Stack<>();
+            int maxDepth = 0;
+            for (char c : s.toCharArray()) {
+                if (c == '(') {
+                    stack.push(c);
+                } else if (c == ')') {
+                    maxDepth = Math.max(maxDepth, stack.size());
+                    stack.pop();
+                }
+            }
+            return maxDepth;
+        }
+    }
+}
