diff --git a/src/main/c/Calculator/calculator.c b/src/main/c/Calculator/calculator.c
index 68e1d1f..0081007 100644
--- a/src/main/c/Calculator/calculator.c
+++ b/src/main/c/Calculator/calculator.c
@@ -123,6 +123,12 @@ int main() {
                 scanf("%d %d", &n, &r);
                 result = combination(n, r);
                 printf("Combination of %d and %d: %lf\n", n, r, result);
+                break;
+                 case 11:
+                printf("Enter a number: ");
+                scanf("%lf", &num1);
+                result = cube(num1);
+                printf("Result: %lf\n", result);
                 break;
 
                 case :