Update0135.分发糖果，添加C#

problems/0135.分发糖果.md

@@ -370,6 +370,35 @@ object Solution {
   }
 }
 ```
+### C#
+```csharp
+public class Solution
+{
+    public int Candy(int[] ratings)
+    {
+        int[] candies = new int[ratings.Length];
+        for (int i = 0; i < candies.Length; i++)
+        {
+            candies[i] = 1;
+        }
+        for (int i = 1; i < ratings.Length; i++)
+        {
+            if (ratings[i] > ratings[i - 1])
+            {
+                candies[i] = candies[i - 1] + 1;
+            }
+        }
+        for (int i = ratings.Length - 2; i >= 0; i--)
+        {
+            if (ratings[i] > ratings[i + 1])
+            {
+                candies[i] = Math.Max(candies[i], candies[i + 1] + 1);
+            }
+        }
+        return candies.Sum();
+    }
+}
+```
 
 
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