From 7ed48fffa5280285363f0a935114be0b00a43618 Mon Sep 17 00:00:00 2001
From: Krishna Vedala <krishna.vedala@ieee.org>
Date: Wed, 1 Apr 2020 23:48:04 -0400
Subject: [PATCH] create a duplicate array

---
 sorting/shell_Sort.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/sorting/shell_Sort.c b/sorting/shell_Sort.c
index d48a1ae74..9899c8559 100644
--- a/sorting/shell_Sort.c
+++ b/sorting/shell_Sort.c
@@ -2,7 +2,7 @@
 #include <stdlib.h>
 #include <time.h>
 
-#define ELEMENT_NR 20
+#define ELEMENT_NR 20000
 #define ARRAY_LEN(x) (sizeof(x) / sizeof((x)[0]))
 const char *notation = "Shell Sort Big O Notation:\
 						\n--> Best Case: O(n log(n)) \
@@ -68,6 +68,7 @@ int main(int argc, char *argv[])
 {
     int i;
     int array[ELEMENT_NR];
+    int array2[ELEMENT_NR];
     int range = 500;
     int size;
     clock_t start, end;
@@ -75,7 +76,10 @@ int main(int argc, char *argv[])
 
     srand(time(NULL));
     for (i = 0; i < ELEMENT_NR; i++)
+    {
         array[i] = rand() % range + 1;
+        array2[i] = array[i];
+    }
 
     size = ARRAY_LEN(array);