Add csharp solution to 268 Missing Number

javiermon · Aug 20, 2022 · abeb38f · abeb38f
1 parent f110883
commit abeb38f
Showing 1 changed file with 10 additions and 0 deletions.
diff --git a/csharp/268-Missing-Number.cs b/csharp/268-Missing-Number.cs
@@ -0,0 +1,10 @@
+public class Solution {
+ public int MissingNumber(int[] nums) {
+ int sum = 0;
+ int total = nums.Length * (nums.Length + 1) / 2;
+ for (int i = 0; i < nums.Length; i++) {
+ sum += nums[i];
+ }
+ return total - sum;
+ }
+}