diff --git a/README.md b/README.md
new file mode 100644
index 0000000..cbc482f
--- /dev/null
+++ b/README.md
@@ -0,0 +1,3 @@
+# gitworkshop
+
+This repository was created as a sample repository for the 2019 Git Workshop.  
diff --git a/calculator.cpp b/calculator.cpp
new file mode 100644
index 0000000..5b57bdd
--- /dev/null
+++ b/calculator.cpp
@@ -0,0 +1,19 @@
+#include<iostream>
+using namespace std;
+void add(int a, int b)    // function to add two numbers
+{
+  int c=a+b;
+  cout<<"Sum of 2 numbers "<<a<<" and "<<b<<" is "<<c;
+}
+
+void sub(int a, int b)
+{
+  int c=a-b;
+  cout<<"Difference of 2 numbers "<<a<<" and "<<b<<" is "<<c;
+}
+
+void mul(int a, int b)    // function to add two numbers
+{
+  int c=a*b;
+  cout<<"Product of 2 numbers "<<a<<" and "<<b<<" is "<<c;
+}
diff --git a/main.c b/main.c
deleted file mode 100644
index f599418..0000000
--- a/main.c
+++ /dev/null
@@ -1,2 +0,0 @@
-int i = 0;
-int a = 5;