Update 0416.分割等和子集，添加C#

problems/0416.分割等和子集.md

@@ -726,7 +726,35 @@ object Solution {
   }
 }
 ```
+### C#
+```csharp
+public class Solution
+{
+    public bool CanPartition(int[] nums)
+    {
+        int sum = 0;
+        int[] dp = new int[10001];
+        foreach (int num in nums)
+        {
+            sum += num;
+        }
+        if (sum % 2 == 1) return false;
+        int tartget = sum / 2;
+        for (int i = 0; i < nums.Length; i++)
+        {
+            for (int j = tartget; j >= nums[i]; j--)
+            {
+                dp[j] = Math.Max(dp[j], dp[j - nums[i]] + nums[i]);
+            }
+        }
+        if (dp[tartget] == tartget)
+            return true;
 
+        return false;
+
+    }
+}
+```
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