diff --git a/cs/maximum-score-after-splitting-a-string.cs b/cs/maximum-score-after-splitting-a-string.cs
new file mode 100644
index 0000000..89ea541
--- /dev/null
+++ b/cs/maximum-score-after-splitting-a-string.cs
@@ -0,0 +1,22 @@
+public class Solution {
+    public int MaxScore(string s) {
+        var ones = s.Skip(1).Count(c => c == '1');
+        var zeros = s.Take(1).Count(c => c == '0');
+
+        var foundScore = ones + zeros;
+        for (var i = 1; i < s.Length - 1; ++i) {
+            switch (s[i]) {
+                case '0':
+                    ++zeros;
+                    break;
+                case '1':
+                    --ones;
+                    break;
+            }
+
+            foundScore = Math.Max(foundScore, ones + zeros);
+        }
+
+        return foundScore;
+    }
+}