diff --git a/ShellSort.cpp b/ShellSort.cpp
new file mode 100644
index 000000000..bcda66d4e
--- /dev/null
+++ b/ShellSort.cpp
@@ -0,0 +1,45 @@
+#include<iostream>
+using namespace std;
+
+int main()
+{
+	int size=10;
+	int array[size];
+	// Input
+	cout<<"\nHow many numbers do want to enter in unsorted array : ";
+	cin>>size;
+	cout<<"\nEnter the numbers for unsorted array : ";
+	for (int i = 0; i < size; i++)
+	{
+		cin>>array[i];
+	}
+
+	// Sorting
+	for (int i = size/2; i>0 ; i=i/2)
+	{
+		for (int j = i; j <size ; j++)
+		{
+			for (int k = j-i; k>=0; k=k-i)
+			{
+				if (array[k]<array[k+i])
+				{
+					break;
+				}
+				else
+				{
+					int temp=array[k+i];
+					array[k+i]=array[k];
+					array[k]=temp;
+				}
+			}
+		}
+	}
+
+	// Output
+	cout<<"\nSorted array : ";
+	for (int i = 0; i < size; ++i)
+	{
+		cout<<array[i]<<"\t";
+	}
+	return 0;
+}