From 6bff1f8641fe57448e5abdac41db2ff55d2b88fa Mon Sep 17 00:00:00 2001
From: Jack-Benny Persson <jack-benny@cyberinfo.se>
Date: Fri, 8 Sep 2017 04:03:18 +0200
Subject: [PATCH] Added first source file, more to come...

---
 factorials.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 factorials.c

diff --git a/factorials.c b/factorials.c
new file mode 100644
index 0000000..5427ae3
--- /dev/null
+++ b/factorials.c
@@ -0,0 +1,16 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+int main(int argc, char *argv[])
+{
+    unsigned long long int n;
+    n = atoll(argv[1]);
+    int start = n;
+     
+    for (int i = 1; i < start; i++)
+    {
+        n = n * i;
+    }
+    printf("%llu\n", n);
+    return 0;
+}