From c4c6e6b5bc5703af5737bcd23faca2ac101060c7 Mon Sep 17 00:00:00 2001
From: Abdelrahman Shabara <aabodawali@gmail.com>
Date: Sat, 5 Jul 2025 21:27:30 +0300
Subject: [PATCH] Solution added

---
 Abdelrahamn_Shabara.md | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 Abdelrahamn_Shabara.md

diff --git a/Abdelrahamn_Shabara.md b/Abdelrahamn_Shabara.md
new file mode 100644
index 0000000..5183931
--- /dev/null
+++ b/Abdelrahamn_Shabara.md
@@ -0,0 +1,17 @@
+```c#
+using System;
+
+public class testt
+{
+    public static void Main(string[] args)
+    {
+        long num = long.Parse(Console.ReadLine());
+        long sum = 0;
+        for (int i = 1; i <= num; i++)
+        {
+            sum += i;
+        }
+        Console.WriteLine(sum);
+	}
+}
+```
\ No newline at end of file