diff --git a/src/main/c/Calculator/calculator.c b/src/main/c/Calculator/calculator.c
index b6b6010..a8c776a 100644
--- a/src/main/c/Calculator/calculator.c
+++ b/src/main/c/Calculator/calculator.c
@@ -4,4 +4,11 @@
 void displayMenu();
 int add(int num1, int num2);
 int subtract(int num1, int num2);
-int multiply(int num1, int num2);
\ No newline at end of file
+int multiply(int num1, int num2);
+int divide(int num1, int num2);
+
+int main() {
+    int choice, num1, num2, result;
+
+    do {
+        displayMenu();
\ No newline at end of file