添加0062不同路径C#版本

problems/0062.不同路径.md

@@ -452,5 +452,25 @@ object Solution {
 }
 ```
 
+### c#
+
+```c#
+public class Solution
+{
+    public int UniquePaths(int m, int n)
+    {
+        int[] dp = new int[n];
+        for (int i = 0; i < n; i++)
+            dp[i] = 1;
+        for (int i = 1; i < m; i++)
+            for (int j = 1; j < n; j++)
+                dp[j] += dp[j - 1];
+        return dp[n - 1];
+    }
+}
+```
+
+
+
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